Pre-Bid Queries for NIT No. Providing Primary and Secondary MPLS Connectivity Links at various Sub-Stations at Electricity Department NIT No. RECPDCL/TECH/Internet-GED/e-Tender/2016-17/2670 Dated: 18.11.2016 Page No. / Queries / Modifications / S. No. Vendor Item Parameter Technical Specifications as per RFP Vendor's Remarks RECPDCL Remarks Remark Type Clause No. Changes Suggested We understand the the Network We understand the the Network The scopee of work covers supply, Topology requirement is HUB- Topology requirement is HUB- Section-iv- installation, commissioning and maintenance SPOKE, As is existing partner for SPOKE, As sify is existing partner M/s Sify Detailed scope of Should be added in the existing MPLS cloud 1 SOW of VPN/ MPLS/ leased line circuit based MPLS cloud, so do we need to add for MPLS cloud, so do we need to Clarification Technology Ltd work pg no 8 point only WAN solution at Sub-Stations offices of the these locations as spokes in existing add these locations as spokes in no :a utility. MPLS cloud or do we need to existing MPLS cloud or do we need provision a seprate VRF ? to provision a seprate VRF ?

The bidder to ensure that WAN must use the hardware devices, such as Internet routers, terminal servers, Internet systems that Section-iv- interface to Ethernets, or datagram-based Pls confirm if the Hardware (CPE- Pls confirm if the Hardware (CPE- M/s Sify Detailed scope of No.. Bidder is not required to provide the 2 SOW database servers, which support open router)needs to be provided by the router)needs to be provided by the Clarification Technology Ltd work pg no 8 point hardware devices. standards and have open Network bidder? bidder? no :h Management System (NMS) support for monitoring, configuring and measurement of the network resources

The bidder to ensure that WAN must use the hardware devices, such as Internet routers, terminal servers, Internet systems that Section-iv- interface to Ethernets, or datagram-based Monitoring of WAN links is not required by the M/s Sify Detailed scope of Pls confirm if all the WAN links will be Pls confirm if all the WAN links will 3 SWO database servers, which support open bidder. Only bandwidth utilization report is Clarification Technology Ltd work pg no 8 point monitored by bidder. be monitored by bidder. standards and have open Network required. no :h Management System (NMS) support for monitoring, configuring and measurement of the network resources

The bidder to ensure that WAN shall have Section-iv- the capability to run IP routing protocols like Please confirm which routing M/s Sify Detailed scope of Please confirm which routing protocol 4 SOW OSPF (Open Shortest Path Find) version 2, protocol to be used between PE- BGP Clarification Technology Ltd work pg no 8 point to be used between PE-CE? OSPF v3, RIP v2, RIP, OSPF over demand CE? no :i circuit, IS-IS, BGP4.

The bidder to ensure that WAN should be capable to provision IP multicast based Section-iv- services. The same would require the M/s Sify Detailed scope of capability of running industry standard IP Please confirm if the bidder needs to Please confirm if the bidder needs 5 No. Clarification Technology Ltd work pg no 8 point multicast protocols like Protocol Independent provision Multicast? to provision Multicast? no :l Multicast (PIM) Sparse Mode and Dense Mode, Multicast OSPF (MOSPF), multicast BGP (MBGP) and DVMRP or equivalent We understand that few mentioned Section-iv- All communications happening over various We understand that few mentioned encryption protocols are Cisco M/s Sify Detailed scope of links within the WAN should be encrypted encryption protocols are Cisco 6 SOW properitory. Please confirm do we Bidder is not required to provide the routers. Clarification Technology Ltd work pg no 8 point using standard protocols like IPSec, 3DES & properitory. Please confirm do we need to provide only Cisco routers no :o AES to ensure highly secure communication. need to provide only Cisco routers ? ? n. The voice networking of WAN should be based on IP and should be designed in such Section-iv- Please confirm do we need to Please confirm do we need to a way that a central call processing system is M/s Sify Detailed scope of provision QOS for voice traffic? Or provision QOS for voice traffic? Or 7 SOW able to service phones at remote locations. QoS is not required Clarification Technology Ltd work pg no 8 point separate VRF needs to be separate VRF needs to be WAN should have the voice conferencing no :n configured for Voice traffic? configured for Voice traffic? solution deployed based on industry standard protocols.

The routers at shall have the provision for connecting to DR site in case Section-iv- Our understanding is that DC-DR will Our understanding is that DC-DR the same is established at a later date. M/s Sify Detailed scope of work in Active-Passive mode. Please will work in Active-Passive mode. 8 SOW (Routers to be provided by REC-PDCL). Yes Clarification Technology Ltd work pg no 8 point confirm if our understanding is Please confirm if our understanding Bidder to ensure locational offices no :r correct. is correct. connectivity up and running from DR site in case of unavailability of Data Centre. s Since Sify is existing MPLS provide, Since Sify is existing MPLS 2.2 WAN kindly confirm: provide, kindly confirm: Implementation Primary Connectivity to DC and DR as per 1. Do we need to upgrade existing 1. Do we need to upgrade existing 1. Yes M/s Sify Hardware, 9 SOW RFP -Aggregated 40 % bandwidth of the bandwidth at DC-DR locations? bandwidth at DC-DR locations? 2. Yes Clarification Technology Ltd Software, total bandwidth of sub stations 2.Are the routers at DC-DR are 2.Are the routers at DC-DR are 3. Yes Services SR No capable for upgarded bandwidths? capable for upgarded bandwidths? 2: pg 10 3. Will DC-DR have single lastmile? 3. Will DC-DR have single lastmile?

Request you to please elaborate SLA Request you to please elaborate SI to monitor the availability of the network M/s Sify clauses. Spoke location SLA is 99% SLA clauses. Spoke location SLA is 10 SLA pg no 12 SLA link for 99% uptime. SI should measure link Link availability shhould be 97% Clarification Technology Ltd or 97% with single lastmile or dual 99% or 97% with single lastmile or availability on a monthly basis lastmile? Please clarify. dual lastmile? Please clarify.

Request you to please elaborate SLA Request you to please elaborate Divisional & Other Offices Network M/s Sify clauses. Spoke location SLA is 99% SLA clauses. Spoke location SLA is 11 SLA pg no 12 SLA Availability Minimum of 97% uptime Link availability shhould be 97% Clarification Technology Ltd or 97% with single lastmile or dual 99% or 97% with single lastmile or measured on a monthly basis lastmile? Please clarify. dual lastmile? Please clarify.

What will be the traffic on MPLS What will be the traffic on MPLS M/s Sify 12 General General General cloud? Video/voice/data..Do you cloud? Video/voice/data..Do you QoS is not required Clarification Technology Ltd require QOS for any traffic priority? require QOS for any traffic priority? Please clarify if primary and backup Please clarify if primary and backup 1.2 1.2 WAN for M/s Sify Connectivity media for Primary network & link termination shall be on same link termination shall be on same Termination of primary & secondary links should 13 Sub-Station SOW Clarification Technology Ltd Secondary Network: router or two separate routers at router or two separate routers at be on the same router. offices, page 9 spoke locations? spoke locations? b All statutory duties and taxes (including Kindly confirm that all taxes including Kindly confirm that all taxes Bidder needs to quote their rates for entire M/s Sify 19. Rates and excise and customs) Sales Tax and other those introduced newly by including those introduced newly by 14 Payment terms scope of work (i.e. 3 years) including all taxes Clarification Technology Ltd Prices, Page 16 charges Government, will be reimbursed at Government, will be reimbursed at and duties will be payable by the Bidder. actuals. actuals. Do Bidder also need to provide Do Bidder also need to provide k. While two routing protocols are interacting Routers, If Yes pls clarify why Routers, If Yes pls clarify why to exchange routing updates, there should be 15 M/s Airtel Pg 8 SOW multiple routing protocols are multiple routing protocols are Bidder is not required to provide the routers. Clarification the capability to selectively filter certain required & what is mean by filtering required & what is mean by filtering routes for security reasons. of routes of routes o. All communications happening over various links within the WAN should be This can be only in case CPE is This can be only in case CPE is 16 M/s 9 SOW encrypted using standard protocols like CPE is not provided by bidder Clarification provided by Bidder. Pls. clarify provided by Bidder. Pls. clarify IPSec, 3DES & AES to ensure highly secure communication.

DR site is operational. The routers at Data center shall have the provision for connecting to DR site in case DC Address: 110/33 Sub station, Goa electricity the same is established at a later date. Department Data center, Near Viva Sai Mandir, (Routers to be provided by REC-PDCL). IS DR sites not operational right now, IS DR sites not operational right Pananji Ponda By pass road, Goa 403006. 17 M/s Airtel India 9 SOW Clarification Bidder to ensure locational offices Pls. share DC & DR address. now, Pls. share DC & DR address. connectivity up and running from DR site in DR Address: RailTel Corporation Of India Ltd. case 3rd Floor, B-Block, Rail of unavailability of Data Centre. Nilayam, Secunderabad, - 500 071

1.1 Quantity Variation clause: The evaluation shall be made on the overall Overall business case are build Overall business case are build cost of the items and quantities mentioned in considering business for all locations considering business for all the mentioned in the RFP hence locations mentioned in the RFP RFP. However, while placing the order, or decrease in the locations impact the hence decrease in the locations during the execution, the utility reserves the bid will be evaluated as per tender 18 M/s Airtel India 9 SOW over all case. Even for additional impact the over all case. Even for Clarification right to specicfications locations connectivity will given additional locations connectivity will modify the quantities of individual items to the subject to techno commercial given subject to techno commercial extent of +/- 20% of the mentioned BoQ feasibility. Hence request to delete feasibility. Hence request to delete subject the clause the clause to within a range of 20% of the value of the overall project cost. 1.2 WAN for Sub-Station offices – Connectivity media for Primary network: RF is not allowed as RF is not a reliable There will not be any connectivity in office technology where weather disturbance is high Request you to also allow DC to Request you to also allow DC to 19 M/s Airtel India 9 SOW hierarchy. Connectivity of distant locations sepcially in Goa like terrain So this request Clarification connect on RF as well. connect on RF as well. will be directly connected to Data Center / cannot be accepted as we need to lay HO on DR Site, last mile should be on fiber at data fiber only & not on RF. center & DR. There will not be any connectivity in office hierarchy. Connectivity of distant locations will be directly connected to Data Center / DR Site, last mile should be on fiber at data center & DR. The proposed spoke location offices (Sub-Stations offices) network has to be on a minimum 1 Mbps MPLS VPN connectivity Every location which will be on VSAT should on last mile media Fiber/Copper/ RF. Pls. define Pool bandwidth & Band Pls. define Pool bandwidth & Band provide 1 Mbps VPN connectivity. However if However, if for VSAT. Also specify network for VSAT. Also specify network that bandwidth is not feasible, performance of 20 M/s Airtel India 9 SOW Clarification some locations are declared non feasible on parameter on which VSAT will be parameter on which VSAT will be the SAP applications need to be checked while aforesaid Media then VSAT connectivity accepted accepted doing the POC. Accordingly acceptance will be (should given. not exceed more than 5% of total locations) may be offered as last mile media to connect the respective non-feasible sites subject to successful PoC for SAP transactions and acceptance by RECPDCL.

Bidder is required to deliver communication link with desired bandwidth along with associated equipment at the specified Pls. allow 10-12 weeks for over all Pls. allow 10-12 weeks for over all bid will be evaluated as per tender 21 M/s Airtel India 12 SOW locations / offices within 4-6 weeks from the Clarification project delivery project delivery specicfications date of the Work Order for primary links and 6-8 weeks for secondary links.

SLA is slightly confusing, request to SLA is slightly confusing, request to Link availability should be 97% for all the sub- 22 M/s Airtel India 12 SOW Service Level Agreement (SLA) Clarification clarify uptime for spoke locations clarify uptime for spoke locations station offices.

SLA for Locational link  The latency from locational offices to Data Centre / DR Site should be less than 25 ms at any given point of time. The latency from locational offices to Data  Bandwidth provided should be in Centre / DR Site should be less than 25 ms request to increase the latency to 60 request to increase the latency to contention ration of (1:1) on each locational at any given point of time. 23 M/s Airtel India 14 SOW ms. Also Allow 1% packet loss with 60 ms. Also Allow 1% packet loss Amendment link. 1000 PING with 1000 PING  The vendor Ethernet link should ensure no Less than 1% packet loss in 1000 ping is packet loss. The packet loss shall be accepted. Pls refer amendments measured on sample basis of 1000 PING of 64 bytes and will be measured over a period of 24hrs.

Request to give link wise acceptance Request to give link wise Yes, payment will be done link wise on achiveing 24 M/s Airtel India 14 SOW PAYMENT CRITERIA Clarification & commissioning acceptance & commissioning the SLA “With regard to providing bandwidth “With regard to providing bandwidth to each location, technically to each location, technically infeasible locations will be removed infeasible locations will be removed from scope and project will be from scope and project will be considered completed. Technically considered completed. Technically infeasible sites shall be informed to infeasible sites shall be informed to Bidders are advise to do feasibility study before Customer along with reasons and Customer along with reasons and 25 M/s Airtel India 12 SOW Scope of Work bidding. Non feasible locations should not be Clarification justifications justifications more than 5% of total locations Also Technically infeasible locations Also Technically infeasible locations should be removed from should be removed from Implementation Liquidated damages Implementation Liquidated charges“ damages charges“

Providing any permissions/ roof Providing any permissions/ roof rights Yes, all statutory approvals/permissions will be 26 M/s Airtel India New SOW rights will be the responsibility of the Clarification will be the responsibility of the bidder. provioded. bidder. Request you to change delivery Request you to change delivery bid will be evaluated as per tender 27 M/s Airtel India 12 SOW Timelines for delivery period to 8-10 weeks for primary and period to 8-10 weeks for primary Clarification specicfications 10-12 for secondary and 10-12 for secondary Request you to change minimum Request you to change minimum bid will be evaluated as per tender 28 M/s Airtel India 13 SOW SLA Clarification uptime to 99.5% from 99.8% uptime to 99.5% from 99.8% specicfications Link wise acceptance required, post Link wise acceptance required, post Yes, payment will be done link wise on achiveing 29 M/s Airtel India 14 SOW Payment Criteria which billing cycle for that link will which billing cycle for that link will Clarification the SLA start start

Please add Limitation of Liability Please add Limitation of Liability clause as" Under no circumstances clause as" Under no circumstances shall the bidder be liable to the shall the bidder be liable to the customer for any indirect, special, customer for any indirect, special, punitive or exemplary damages, or punitive or exemplary damages, or for any loss of business, profit, use, for any loss of business, profit, use, goodwill, reputation or data. goodwill, reputation or data. Notwithstanding anything contained Notwithstanding anything contained bid will be evaluated as per tender 30 M/s Airtel India New SOW Limitation of Liability in the tender document or the in the tender document or the Clarification specicfications contract, the maximum liability of the contract, the maximum liability of bidder in respect of all claims, in the the bidder in respect of all claims, in aggregate, under or in relation to the the aggregate, under or in relation tender/contract shall not exceed the to the tender/contract shall not total fees paid to the bidder by exceed the total fees paid to the customer in the twelve months bidder by customer in the twelve immediately preceding the date of months immediately preceding the the claim." date of the claim."

The scope of work covers supply, installation, 1. Will it be managed service 1. Will it be managed service commissioning and maintenance of VPN/ 1. CPE will be managed by our team. 31 M/s 1 8 SOW 2. Who will provide Router for all 2. Who will provide Router for all Clarification MPLS/ leased line circuit based WAN 2. Bidder is not required to provide the router locations locations solution at Sub-Stations offices of the utility.

The bidder shall provide 3 years warranty and services support of all supplied, installed 32 M/s Vodafone India 2 8 SOW Noted Noted No Query No Query and commissioned equipment as per Service Level Agreement (SLA).

The bidder shall comply with the general guidelines, as well as those specified by GoI 33 M/s Vodafone India 3 8 SOW Noted Noted No Query No Query from time to time to ensure seamless inter- operability and interconnectivity. Any WAN Network of Central or State Government may also be used for this 34 M/s Vodafone India 4 8 SOW project, subject to availability of spare - - No Query No Query capacity, technical feasibility and permission from requisite authority. The bidder to ensure that WAN/infrastructure Location would be the DC & bandwidth required commissioned by them should have Please specify location and ILL Please specify location and ILL for Internet cant be defined at this moment. 35 M/s Vodafone India 5 8 SOW Clarification provision to provide internet services also Bandwidth required Bandwidth required (Already discussed with Mr. Arun from which will be required in future. Vodafone).

The bidder to ensure that WAN shall be a TCP/IP based network on a highperformance packet forwarding technology that integrates the performance and traffic management WAN would be TCP/IP based WAN would be TCP/IP based Network based on MPLS is accepted. No 36 M/s Vodafone India 6 8 SOW No Change capabilities of data link layer (Layer 2) network based on MPLS Cloud network based on MPLS Cloud change required in tender document. switching with the scalability, flexibility, and performance of network layer (Layer 3) routing.

The bidder to ensure that WAN be built to incorporate any open standards available as per Open Systems Interconnection (OSI) 37 M/s Vodafone India 7 8 SOW model. The network should support seamless Noted Noted No Query No Query transformation and integration of protocols. For example, migration from IPv4 to IPv6 as and when the transition is required. The bidder to ensure that WAN must use the hardware devices, such as Internet routers, terminal servers, Internet systems that interface to Ethernets, or datagrambased 38 M/s Vodafone India 8 8 SOW database servers, which support open Noted Noted No Query No Query standards and have open Network Management System (NMS) support for monitoring, configuring and measurement of the network resources.

The bidder to ensure that WAN shall have the capability to run IP routing protocols like 39 M/s Vodafone India 9 8 SOW OSPF (Open Shortest Path Find) version 2, Noted Noted No Query No Query OSPF v3, RIP v2, RIP, OSPF over demand circuit, IS-IS, BGP4.

The bidder to ensure that WAN may run any routing protocol (like OSPF, BGP) depending on the individual design criteria of the WAN. 40 M/s Vodafone India 10 8 SOW It is mandatory that the network should allow Noted Noted No Query No Query interaction between multiple routing protocols for keeping a unified network reach ability table across the country.

While two routing protocols are interacting to exchange routing updates, there should be 41 M/s Vodafone India 11 8 SOW - - No Query No Query the capability to selectively filter certain routes for security reasons.

The bidder to ensure that WAN should be capable to provision IP multicast based services. The same would require the capability of running industry standard IP 42 M/s Vodafone India 12 8 SOW - - No Query No Query multicast protocols like Protocol Independent Multicast (PIM) Sparse Mode and Dense Mode, Multicast OSPF (MOSPF), multicast BGP (MBGP) and DVMRP or equivalent. WAN should have the multicast group management capability through Industry 43 M/s Vodafone India 13 8 SOW standard protocols like Internet Group Noted Noted No Query No Query Management Protocol (IGMP) version 1, 2 and 3. The voice networking of WAN should be based on IP and should be designed in such a way that a central call processing system is Vodafone will only provide voice Vodafone will only provide voice 44 M/s Vodafone India 14 8 SOW able to service phones at remote locations. Ok No Change enabled port for declaration enabled port for declaration WAN should have the voice conferencing solution deployed based on industry standard protocols.

All communications happening over various links within the WAN should be encrypted 45 M/s Vodafone India 15 9 SOW - - No Query No Query using standard protocols like IPSec, 3DES & AES to ensure highly secure communication. All equipment proposed shall ensure optimum throughput to take care of the It totally depends on the increase in number of Please specify level of scalability of Please specify level of scalability of 46 M/s Vodafone India 16 9 SOW connectivity requirements of the network users in future. (Already discussed with Mr. Arun Clarification bandwidth and timeline. bandwidth and timeline. including minimum bandwidth requirement from Vodafone) and scalability in bandwidth. All networking equipment proposed shall 47 M/s Vodafone India 17 9 SOW support SNMP (Simple Network Noted Noted Ok No Query Management Protocol). The routers at Data center shall have the provision for connecting to DR site in case 1. How DC and DR will be 1. How DC and DR will be 1. DC & DR are already connected through a the same is established at a later date. connected. connected. dedicated link. 48 M/s Vodafone India 18 9 SOW (Routers to be provided by REC-PDCL). 2. Who will do the configuration of Clarification 2. Who will do the configuration of 2. Configuration of the routers at spoke locations Bidder to ensure locational offices router if it is provided by REC- router if it is provided by REC-PDCL. will be done by our Internal team. connectivity up and running from DR site in PDCL. case of unavailability of Data Centre. 1. Managed customers: Bandwidth 1. Managed customers: Bandwidth The capacity of the links at various tier of utilization report will be available on utilization report will be available on WAN will be upgradable subject to actual portal for managed service. portal for managed service. usage and utilization for the particular 49 M/s Vodafone India 19 9 SOW 2. Unmanaged customers: 2. Unmanaged customers: Ok No Change channel. The Bidder shall be responsible for Bandwidth utilization will be shared Bandwidth utilization will be shared regular monitoring of bandwidth utilization on monthly basis upon request for the on monthly basis upon request for and generating reports at regular interval. duration till last 4 months. the duration till last 4 months.

The latency from locational offices to Data 50 M/s Vodafone India 1 14 SOW Centre / DR Site should be less than 25 ms - - No Query No Query at any given point of time. Bandwidth provided should be in contention 51 M/s Vodafone India 2 14 SOW Noted Noted No Query No Query ration of (1:1) on each locational link. The vendor Ethernet link should ensure no packet loss. The packet loss shall be Less than 1% packet loss in 1000 ping is 52 M/s Vodafone India 3 14 SOW measured on sample basis of 1000 PING of Less than 1% Less than 1% Amendment accepted. Pls refer amendments 64 bytes and will be measured over a period of 24hrs. In case of any scheduled unavailability for any link, the vendor shall intimate at least 53 M/s Vodafone India 4 14 SOW Noted Noted No Query No Query one day (1 day) in advance to GED about the schedule. 54 M/s Vodafone India 5 14 SOW Vendor must submit their escalation chart. Noted Noted No Query No Query All the TCP/IP ports should be opened at the All the TCP/IP ports should be opened at the 55 M/s Vodafone India 6 14 SOW Specified ports can be opened Specified ports can be opened time of installation. No changes required in the No Change time of installation. tender document This Service level agreement would be valid 56 M/s Vodafone India 7 14 SOW Noted Noted No Query No Query for entire period of contract.

Bidders shall provide services of all Bidders shall provide services of all hardware equipments hardware equipments commisioned by the bidder to commisioned by the bidder to The bidder shall provide 3 years warranty establish the connectivity. establish the connectivity. Routers will be provided by RECPDCL & and services support of all supplied,installed It is understood that the warranty for It is understood that the warranty for 57 M/s Vodafone India 8 SOW therefore its warranty will be RECPDCL's Clarification and commissioned equipment as per Service routers wil be REC's routers wil be REC's responsibility. Level Agreement (SLA). responsibility. Also, bidder will require responsibility. Also, bidder will make and model of the require make and model of the routers to be used by REC for this routers to be used by REC for this connectivity for all the locations. connectivity for all the locations.

The bidder shall comply with the general Please elaborate upon inter- Please elaborate upon inter- guidelines, as well as those specified by GoI operability and interconnectivity with operability and interconnectivity with Bidder need to adhere all the general guidelines 58 M/s Vodafone India 8 SOW Clarification from time to time to ensure seamless inter- respect to connectivity project in respect to connectivity project in specified by GoI. operability and interconnectivity. detail detail Please share who will decide and Any WAN Network of Central or State Please share who will decide and obtain permission, here bidder who A tripartite agreement will be executed among Government may also be used for this obtain permission, here bidder who is is connectivity to RECPDCL will GED + RECPDCL + BIDDER after award of 59 M/s Vodafone India 8 SOW project, subject to availability of spare connectivity to RECTDCL will only be Clarification only be liable to provide the work with roles and responsibilities clearly capacity, technical feasibility and permission liable to provide the connectivity at connectivity at the location defined from requisite authority. the location mentioned in PO mentioned in PO The bidder to ensure that WAN/infrastructure Are we talking about separate Are we talking about separate commissioned by them should have 60 M/s Vodafone India 8 SOW internet leased link for internet if internet leased link for internet if Yes Clarification provision to provide internet services also required in future ? required in future ? which will be required in future.

The bidder to ensure that WAN shall be a TCP/IP based network on a high performance packet forwarding technology Please mention the services required Please mention the services that integrates the performance and traffic 61 M/s Vodafone India 8 SOW for the MPLS network like Layer 2 required for the MPLS network like L3 MPLS is required. Clarification management capabilities of data link layer MPLS or layer 3 MPLS. Layer 2 MPLS or layer 3 MPLS. (Layer 2) switching with the scalability, flexibility, and performance of network layer (Layer 3) routing. The bidder to ensure that WAN must use the hardware devices, such as Internet routers, terminal servers, Internet systems that interface to Ethernets, or datagram based kindly elaborate this clause and kindly elaborate this clause and This is not required as bidder is not providing the 62 M/s Vodafone India 8 SOW database servers, which support open please mention what is required here. please mention what is required CPE devices. Only bandwidth utilization report is Clarification standards and have open Network What is NMS-SOW in this. here. What is NMS-SOW in this. required. Management System (NMS) support for monitoring, configuring and measurement of the network resources

The bidder to ensure that WAN shall have the capability to run IP routing protocols like Please elaborate OSPF over Please elaborate OSPF over This feature is required for bandwidth 63 M/s Vodafone India 8 SOW OSPF (Open Shortest Path Find) version 2, demand circuit and why its needed demand circuit and why its needed Clarification optimization. OSPF v3, RIP v2, RIP, OSPF over demand for the setup. for the setup. circuit, ISIS, BGP4.

The bidder to ensure that WAN may run any routing protocol (like OSPF, BGP) depending on the individual design criteria of the WAN. Bidder will provide MPLS Bidder will provide MPLS 64 M/s Vodafone India 8 SOW It is mandatory that the network should allow connectivity with BGP, and will connectivity with BGP, and will Acknowledged No Query interaction between multiple routing protocols support allow all routing protocols. support allow all routing protocols. for keeping a unified network reach ability table across the country.

Please elaborate the selection Please elaborate the selection While two routing protocols are interacting to criteria on filters, bidder will provide criteria on filters, bidder will provide exchange routing updates, there should be 65 M/s Vodafone India 8 SOW MPLS connectivity wit BGP. Filtering MPLS connectivity wit BGP. This is not required Clarification the capability to selectively filter certain part needs to be configured by REC Filtering part needs to be configured routes for security reasons. at CPE/ Router level. by REC at CPE/ Router level. Please confirm there are many Please confirm there are many The bidder to ensure that WAN should be attributes (such as attributes (such as capable to provision IP multicast based Multicast-No. of groups and Group Multicast-No. of groups and Group services. The same would require the address address capability of running industry standard IP RP address RP address 66 M/s Vodafone India 8 SOW multicast protocols like Protocol Independent Multicast is not required as of now. Clarification RP annoucement address RP annoucement address Multicast (PIM) Sparse Mode and Multicast Protocol) Multicast Protocol) Dense Mode, Multicast OSPF (MOSPF), of multicasting which are to be of multicasting which are to be multicast BGP (MBGP) and DVMRP or provided by EC provided by EC equivalent. WAN should have the multicast group management capability through Industry Please elaborate what is required Please elaborate what is required 67 M/s Vodafone India 8 SOW standard protocols like Internet Group here and why is IGMP required on here and why is IGMP required on Multicast is not required as of now. Clarification Management Protocol (IGMP) version 1, 2 the WAN. the WAN. and 3.

Vodafone will provide MPLS with Vodafone will provide MPLS with defined COS /QOS values as per defined COS /QOS values as per The voice networking of WAN should be mutual agreement with REC. REC mutual agreement with REC. REC based on IP and should be designed in such has to be provide confirmation on has to be provide confirmation on a way that a central call processing system is COS parameters to configuration of COS parameters to configuration of WAN conferencing infrastructure will be 68 M/s Vodafone India 8 SOW able to service phones at remote locations. COS in the connectivity. What will be COS in the connectivity. What will Clarification provided by RECPDCL only. WAN should have the voice conferencing the bancwidth reservations at ea ch be the bancwidth reservations at ea solution deployed based on industry standard location for IP telephony over MPLS. ch location for IP telephony over protocols. Who will provide the WAN MPLS. Who will provide the WAN conferencing infrastrucuture like IP conferencing infrastrucuture like IP call manager, IP phones etc. call manager, IP phones etc.

Please confirm we understand that Please confirm we understand that bidder will provide MPLS connectivity bidder will provide MPLS with BGP and provide the required connectivity with BGP and provide All communications happening over various configuration details to REC, REC the required configuration details to links within the WAN should be encrypted shall configure the CPE router as per REC, REC shall configure the CPE 69 M/s Vodafone India 8 SOW Yes. CPE will be configured by RECPDCL Clarification using standard protocols like IPSec, 3DES & REC requirement and bidders router as per REC requirement and AES to ensure highly secure communication. network shall act as transparent bidders network shall act as media for encryption configured at transparent media for encryption the CPE. configured at the CPE. All equipment proposed shall ensure optimum throughput to take care of the It totally depends on the increase in number of what is scalability in bandwidth here 70 M/s Vodafone India 8 SOW connectivity requirements of the network what is scalability in bandwidth here ? users in future. (Already discussed with Mr. Arun Clarification ? including minimum bandwidth requirement from Vodafone) and scalability in bandwidth.

The routers at Data center shall have the provision for connecting to DR site in case If CE routers are provided by REC- If CE routers are provided by REC- the same is established at a later date. PDCL then all the above requirement PDCL then all the above A secondary link of same bandwidth is required 71 M/s Vodafone India 8 SOW (Routers to be provided by REC-PDCL). should be taken care by REC-PDCL. requirement should be taken care Clarification ar DR site. Bidder to ensure locational offices Please Elaborate what is needed by REC-PDCL. Please Elaborate connectivity up and running from DR site in from the Telco. what is needed from the Telco. case of unavailability of Data Centre.

The capacity of the links at various tier of WAN will be upgradable subject to actual Are we talking about bandwidth Are we talking about bandwidth usage and utilization for the particular Yes, we are talking about the bandwidth 72 M/s Vodafone India 8 SOW utilisation report here if not pease utilisation report here if not pease Clarification channel. The Bidder shall be responsible for utilization monitoring eloborate what is required here. eloborate what is required here. regular monitoring of bandwidth utilization and generating reports at regular interval.

Connectivity media for Primary network: There will not be any connectivity in office hierarchy. Connectivity of distant locations will be directly connected to Data Center / DR Site, last mile should be on fiber at data center & DR. The proposed spoke location offices (Sub-Stations offices) network has to Bidder will provide two different be on a minimum 1 Mbps MPLS VPN Bidder will provide two different media of connectivity for primary connectivity on last mile media Fiber/Copper/ media of connectivity for primary and and secondary link, configuration RF. However, if some locations are declared secondary link, configuration installation and maintenance of non feasible on aforesaid Media then VSAT installation and maintenance of REC REC outer will not comes under connectivity (should not exceed more than outer will not comes under scope of scope of work of bidder, bidder 5% of total locations) may be offered as last work of bidder, bidder shall terminate shall terminate the link connecivity mile media to connect the respective non- the link connecivity of MPLS circuit of MPLS circuit on the specific port Yes, All the end devices will be managed by 73 M/s Vodafone India 9 SOW feasible sites subject to successful PoC for on the specific port given by REC Clarification given by REC team ans share RECPDCL SAP transactions and acceptance by team ans share WAN IP and demo WAN IP and demo AS number with RECPDCL. *If in future any other media will AS number with REC to configure the REC to configure the link. Please become feasible, successful bidder has to link. Please provide confirmation all provide confirmation all security, convert the VSAT links into the available security, switch/networking switch/networking equipment shall media at that time on request of RECPDCL equipment shall be provided , be provided , configured and & the existing VSAT links will work as a configured and managed by REC. managed by REC. secondary connectivity. Charges of the bandwidth for the added media will remain same as per the price quoted in bid.

Secondary connectivity is not required for location which are connected on VSAT.

Connectivity media for Secondary network: Incase primary goes down then Incase primary goes down then there there should be a backup last mile should be a backup last mile for for better design. Requesting better design. Requesting customer DC & DR are already connected through a 74 M/s Vodafone India 10 SOW MPLS at Data centreand DR Site customer to modify accordingly. If Clarification to modify accordingly. If the design dedicated link. the design takes care of failure takes care of failure please elaborate please elaborate what is required what is required here here Please elaborate how much time will Please elaborate how much time A provision of upgrading of bandwidth at be provided for increasing the will be provided for increasing the various locations shall be extended further to Primary MPLS HO link is required to be bandwidth. bandwidth. 75 M/s Vodafone India 10 SOW its double the required bandwidth as and terminated on DC & secondary MPLS HO link Clarification Bandwidth upgradtion will be required Bandwidth upgradtion will be when required, comes under the scope of the on DR. for primary only or both primary and required for primary only or both bidder. secondary.? primary and secondary.? For doing end to end feasibility we For doing end to end feasibility we Bill of material for Sub-stations and List of 76 M/s Vodafone India 10 SOW require the contact person name and require the contact person name Will be provided on request Clarification Offices for WAN Connectivity: contact along every station. and contact along every station. Data Centre Network including As per Industry standard the SLA internet, MPLS, DCDR As per Industry standard the SLA on on fiber last mile using ring bid will be evaluated as per tender 77 M/s Vodafone India 13 SOW link Availability fiber last mile using ring architecture Clarification architecture is 99.5%. Please specicfications Minimum of 99.8% is 99.5%. Please amend accordingly. amend accordingly. uptime measured on a monthly basis we will use SAP software for metering , billing The latency from locational offices to Data Please share the parameters of Please share the parameters of and collection as a ERP solution. this solution 78 M/s Vodafone India 14 SOW Centre / DR Site should be less than 25 ms Clarification Software which needs such latency. Software which needs such latency. shall run on a smooth connectivity which asks at any given point of time. for a constant latency The vendor Ethernet link should ensure no packet loss. The packet loss shall be Please consider Less than 1%, As Please consider Less than 1%, As Less than 1% packet loss in 1000 ping is 79 M/s Vodafone India 14 SOW measured on sample basis of 1000 PING of Amendment it’s a best matrix in telecom it’s a best matrix in telecom accepted. Pls refer amendments 64 bytes and will be measured over a period of 24hrs. Please confirm availbility of Router Please confirm availbility of Router All the TCP/IP ports should be opened at the All the TCP/IP ports should be opened at the interface details, it should be Fast interface details, it should be Fast 80 M/s Vodafone India 14 SOW time of installation. No changes required in the Clarification time of installation. ethernet and Specified ports can be ethernet and Specified ports can be tender document opened opened 1.2 WAN for Sub-Station offices – As 40 % of bandwidth at Dc comes As 40 % of bandwidth at Dc comes Connectivity media for Primary network: as 15.6 Mbps for 39 locations RF is not allowed as RF is not a reliable as 15.6 Mbps for 39 locations which There will not be any connectivity in office which can be delivered on RF. technology where weather disturbance is high can be delivered on RF. Hence 81 M/s Airtel India 9 SOW hierarchy. Connectivity of distant locations Hence Request you to also allow sepcially in Goa like terrain So this request Clarification Request you to also allow DC/DR to will be directly connected to Data Center / DC/DR to connect on RF. We will cannot be accepted as we need to lay HO on connect on RF. We will assured that DR Site, last mile should be on fiber at data assured that required SLA will be fiber only & not on RF. required SLA will be met center & DR. met

As VSAT is allowed in secondary As VSAT is allowed in secondary link link we assume that your business we assume that your business application will also work under 850 application will also work under 850 ms latency & 128 Kbps bandwidth ms latency & 128 Kbps bandwidth hence acceptance can be done hence acceptance can be done 82 M/s Airtel India 35 SOW Connectivity media for Primary network: based on network parameters. Pls. Pls refer to amendment-1 published on website. Amendment based on network parameters. Pls. confirm. confirm. Even we request you to allow Even we request you to allow / 3G/4G last mile in addition to last mile in addition to VSAT. VSAT. Request you to also allow 3G Request you to also allow 3G MPLS MPLS in addition to VSAT as in addition to VSAT as secondary secondary connectivity for 39 connectivity for 39 locations as 83 M/s Airtel India 35 SOW Connectivity media for Secondary network: locations as required SLA can be Pls refer to amendment-1 published on website. Amendment required SLA can be met by a met by a combination of RF combination of RF (Primary) & 3G (Primary) & 3G (Secondary) last (Secondary) last mile mile

1) Request to allow less than 50 ms 1) Request to allow less than 50 latency till DC, Goa & less than 120 ms latency till DC, Goa & less than ms latency till DR, as 25 120 ms latency till DR, Hyderabad 1. Latency is required to be less than 25 ms as ms latency is may not be constant in as 25 ms latency is may not be our ERP software usually runs on smooth RF last miles. Even considering constant in RF last miles. Even infrastructure which asks for such latency. Any distance between Hyderabad latency considering distance between changes in this specs can disturb the operations will increase as a technology Hyderabad latency will increase as of SAP landscape from locational office. no  The latency from locational offices to Data limitation a technology limitation changes required in tender document. 84 M/s Airtel India 14 SOW Centre / DR Site should be less than 25 ms Clarification at any given point of time. 2) As VSAT us allowed or backup link 2) As VSAT us allowed or backup 2. 25 ms latency is not to be considered for & 5 locations in Primary, as per link & 5 locations in Primary, as per VSAT technology, this technology will be technology latency in VSAT is high technology latency in VSAT is high acceptable only after successfull POC as which is 850 ms in Round trip. We which is 850 ms in Round trip. We mentioned in the tender document. assume that latency criteria for assume that latency criteria for VSAT/3G/4G should be different as VSAT/3G/4G should be different as mention above. mention above.

1.2 WAN for Sub-Station offices – Connectivity media for Primary network: As per best practices, RF is not advisable for There will not be any connectivity in office RFP is asking for desired SLA which RFP is asking for desired SLA DC/DR as RF is not a reliable technology where 85 M/s Airtel India 9 SOW hierarchy. Connectivity of distant locations we can meet via Dual RF hence which we can meet via Dual RF weather disturbance is high sepcially in Goa like Clarification will be directly connected to Data Center / request you to allow RF hence request you to allow RF terrain So from manageability prespective and to DR Site, last mile should be on fiber at data avoid DR/DC downtime RF is not suggested. center & DR. VSAT/3G/4G is allowed in case any VSAT/3G/4G is allowed in case any other media is not feasible however it other media is not feasible however also know Any VSAT around the it also know Any VSAT around the globe gives fixed latency of approx. globe gives fixed latency of approx. VSAT/3G/4G will be is allowed only after 86 M/s Airtel India 35 SOW Connectivity media for Primary network: Clarification 850 ms, shall we assume that 850 ms, shall we assume that successful PoC and desired latency of 25 ms department has already tested their department has already tested their application with mentioned network application with mentioned network parameter. Pls. clarify parameter. Pls. clarify

In case any other media is not In case any other media is not feasible & connectivity is given on 3G feasible & connectivity is given on We need connectivity at site on any above & POC got failed we request to 3G & POC got failed we request to media with desired latency and SLA. If any site 87 M/s Airtel India 35 SOW Connectivity media for Secondary network: declare that site techo-commercialy declare that site techo-commercialy is not feasible on any other media then it will be Clarification not feasible & should be excluded not feasible & should be excluded discussed with GED and decided at that time from the project without imposing any from the project without imposing only to exclude from SOW. penalty to bidder any penalty to bidder

1) ERP/SAP are standerd 1) ERP/SAP are standerd softwares softwares and are deployed even and are deployed even for PAN India for PAN India or global operations or global operations where they run where they run smoothly over 120 smoothly over 120 ms (if hosted in ms (if hosted in India) and even on India) and even on Internet where Internet where latency is 200-300 latency is 200-300 ms. ms. 2) VSAT and 3G latency come 2) VSAT and 3G latency come around 850 ms, hence if we asume around 850 ms, hence if we asume  The latency from locational offices to Data given ask is true then putting last mile given ask is true then putting last 88 M/s Airtel India 14 SOW Centre / DR Site should be less than 25 ms VSAT /4G for POC does not fit as its Pls refer to amendment-1 published on website. Clarification mile VSAT /4G for POC does not fit at any given point of time. latency will be 38 times higher than as its latency will be 38 times higher the asked latency. than the asked latency. Latency parameter depend on Latency parameter depend on distance and last mile media Hence distance and last mile media Hence this ask in practically & technically this ask in practically & technically not justified. Request you to change not justified. Request you to change as suggested earlier as suggested earlier

payment will be released on The payment cycle will commence only after commissioning of each link or after successful installation, commissioning and commissioning of whole project. In testing of communication links at committed 19. Rates and case, if it is after completion of whole Yes, payment will be done link wise on achiveing 89 M/s BSNL Payment terms bandwidth.Bidder will require to submit a user Kindly clarify Clarification Prices, Page 16 project, then we request kindly the SLA acceptance test report duly authorized by consider that payment will be RECPDCL nodal officer as a proof for the released on commissioning of each locations mentioned in release order. link.

Bidder is required to deliver communication link with desired bandwidth along with associated equipment at the specified Delivery time for Primary may be Delivery time for Primary may be bid will be evaluated as per tender 90 M/s BSNL 12 SOW locations / offices within 4-6 weeks from the extended within 8-12 Weeks and for extended within 8-12 Weeks and Clarification specicfications date of Secondary 12-16 Weeks. for Secondary 12-16 Weeks. the Work Order for primary links and 6-8 weeks for secondary links. Whether handover of link output is mandatory in Ethernet. BSNL will 91 M/s BSNL provide Ethernet output for DC/DR Query We only require output in Ethernet not on serial. Clarification and Serial/V.35 output will be given for rest of 39 Locations. Requirement of secondary link shall be completely withdrawn as already bid will be evaluated as per tender 92 M/s BSNL Suggestion Clarification SLA clauses are inbuilt to specicfications keep primary circuit up.