SFF-8024 SFF Module Management Reference Code Tables
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On Ttethernet for Integrated Fault-Tolerant Spacecraft Networks
On TTEthernet for Integrated Fault-Tolerant Spacecraft Networks Andrew Loveless∗ NASA Johnson Space Center, Houston, TX, 77058 There has recently been a push for adopting integrated modular avionics (IMA) princi- ples in designing spacecraft architectures. This consolidation of multiple vehicle functions to shared computing platforms can significantly reduce spacecraft cost, weight, and de- sign complexity. Ethernet technology is attractive for inclusion in more integrated avionic systems due to its high speed, flexibility, and the availability of inexpensive commercial off-the-shelf (COTS) components. Furthermore, Ethernet can be augmented with a variety of quality of service (QoS) enhancements that enable its use for transmitting critical data. TTEthernet introduces a decentralized clock synchronization paradigm enabling the use of time-triggered Ethernet messaging appropriate for hard real-time applications. TTEther- net can also provide two forms of event-driven communication, therefore accommodating the full spectrum of traffic criticality levels required in IMA architectures. This paper explores the application of TTEthernet technology to future IMA spacecraft architectures as part of the Avionics and Software (A&S) project chartered by NASA's Advanced Ex- ploration Systems (AES) program. Nomenclature A&S = Avionics and Software Project AA2 = Ascent Abort 2 AES = Advanced Exploration Systems Program ANTARES = Advanced NASA Technology Architecture for Exploration Studies API = Application Program Interface ARM = Asteroid Redirect Mission -
Deliverable D2.2 TERRANOVA System Architecture Work Package 2 - System Requirements, Concept and Architecture
Ref. Ares(2018)1364959 - 13/03/2018 D2.2 – TERRANOVA system architecture This project has received funding from Horizon 2020, European Union’s Framework Programme for Research and Innovation, under grant agreement No. 761794 Deliverable D2.2 TERRANOVA system architecture Work Package 2 - System Requirements, Concept and Architecture TERRANOVA Project Grant Agreement No. 761794 Call: H2020-ICT-2016-2 Topic: ICT-09-2017 - Networking research beyond 5G Start date of the project: 1 July 2017 Duration of the project: 30 months TERRANOVA Project Page 1 of 116 D2.2 – TERRANOVA system architecture Disclaimer This document contains material, which is the copyright of certain TERRANOVA contractors, and may not be reproduced or copied without permission. All TERRANOVA consortium partners have agreed to the full publication of this document. The commercial use of any information contained in this document may require a license from the proprietor of that information. The reproduction of this document or of parts of it requires an agreement with the proprietor of that information. The document must be referenced if used in a publication. The TERRANOVA consortium consists of the following partners. No. Name Short Name Country 1 University of Piraeus Research Center UPRC Greece (Coordinator) 2 Fraunhofer Gesellschaft (FhG-HHI & FhG-IAF) FhG Germany 3 Intracom Telecom ICOM Greece 4 University of Oulu UOULU Finland 5 JCP-Connect JCP-C France 6 Altice Labs ALB Portugal 7 PICAdvanced PIC Portugal TERRANOVA Project Page 2 of 116 D2.2 – TERRANOVA system architecture Document Information Project short name and number TERRANOVA (653355) Work package WP2 Number D2.2 Title TERRANOVA system architecture Version v1.0 Responsible unit FhG Involved units JCP-C, FhG, ICOM, UOULU, UPRC, ALB, PIC Type1 R Dissemination level2 PU Contractual date of delivery 28.02.2018 Last update 12.03.2018 1 Types. -
DECLARATION of CONFORMITY Manufacturer: Fiberworks AS
DECLARATION OF CONFORMITY Manufacturer: Fiberworks AS Manufacturer's Address: Eikenga 11, 0579 Oslo, Norway declare, under its sole responsibility that the products listed in Appendix I conforms to RoHS Directive 2011/65/EU and EMC Directive 2014/30/EU tested according to the following standards: ROHS EMC IEC 62321-1:2013 EN 55032:2015 IEC 62321-3-1:2013 EN55035:2017 IEC 62321-4:2013 EN 61000-3-2:2014 IEC 62321-5:2013 EN 61000-3-3:2013 IEC 62321-6:2015 IEC 62321-7-1:2015 IEC 62321-8:2017 and thereby can carry the CE and RoHS marking. Ole Evju Product Manager Transceivers Fiberworks AS Fiberworks AS, Eikenga 11, 0579 Oslo, Norway - www.fiberworks.no APPENDIX I SFP SFP SFP BiDi STM-1 (155 Mbps) 4x/2x/1x Fibre Channel Fast Ethernet Bi-Di w/DDM SFP-155M-L15D SFP-4GFC-SD SFP-FE-BX20D-34 SFP-155M-L40D SFP-4GFC-L5D SFP-FE-BX20D-43 SFP-155M-L80D SFP-4GFC-L10D SFP-MR155-BX20D-35 STM-1 (155 Mbps) xWDM SFP-4GFC-ER SFP-MR155-BX20D-53 SFP-155M-L80D-Cxx SFP-4GFC-ZR SFP-MR155-BX40D-35 SFP-155M-L160D-Cxx 4x/2x/1x Fibre Channel xWDM SFP-MR155-BX40D-53 Fast Ethernet SFP-4GFC-30D-Cxx Fast Ethernet Bi-Di w/o DDM SFP-100Base-FX SFP-4GFC-50D-Cxx SFP-FE-BX2D-35 SFP-100Base-LX SFP-4GFC-80D-Cxx SFP-FE-BX2D-53 SFP-100Base-EX SFP-4GFC-80D-Dxxxx SFP-FE-100BX-U-10 SFP-100Base-ZX SFP-FE-100BX-D-10 SFP-100Base-L160D SFP Copper SFP-MR155-BX40-35 SFP-GE-FE-FX SFP-1000Base-TX SFP-MR155-BX40-53 SFP-GE-FE-LX SFP-GE-T Dual Rate 100/1000Mb Fast Ethernet xWDM SFP-100Base-T 1310/1490 SFP-100B-L40D-Cxx SFP-DR-BX20D-34 SFP-100B-L80D-Cxx SFP-DR-BX20D-43 SFP-100B-L160D-Cxx SFP-DR-BX40D-34 -
Release Notes: Junos® OS Release 17.4R3 for the ACX Series, EX Series, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, and Junos Fusion
1 Release Notes: Junos® OS Release 17.4R3 for the ACX Series, EX Series, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, and Junos Fusion 17 September 2021 Contents Introduction | 13 New Features in 17.4R3 | 13 Junos OS Release Notes for ACX Series | 13 New and Changed Features | 14 Release 17.4R3 New and Changed Features | 14 Release 17.4R2 New and Changed Features | 15 Release 17.4R1 New and Changed Features | 15 Changes in Behavior and Syntax | 16 Management | 17 Network Management and Monitoring | 17 Platform and Infrastructure | 18 Security | 19 Software Licensing | 19 Subscriber Management and Services | 19 Known Behavior | 20 General Routing | 20 Known Issues | 21 General Routing | 22 Interfaces and Chassis | 24 2 Layer 2 Features | 24 MPLS | 24 Routing Protocols | 24 Virtual Chassis | 24 Resolved Issues | 25 Resolved Issues: 17.4R3 | 25 Resolved Issues: 17.4R2 | 27 Resolved Issues: 17.4R1 | 29 Documentation Updates | 29 Migration, Upgrade, and Downgrade Instructions | 30 Upgrade and Downgrade Support Policy for Junos OS Releases | 30 Junos OS Release Notes for EX Series Switches | 31 New and Changed Features | 32 Release 17.4R3 New and Changed Features | 33 Release 17.4R2 New and Changed Features | 33 Release 17.4R1 New and Changed Features | 34 Changes in Behavior and Syntax | 39 EVPNs | 39 Interfaces and Chassis | 40 Management | 40 Multicast | 40 Network Management and Monitoring | 40 Platform and Infrastructure | 41 Routing Protocols | 42 Security | 42 Software Licensing | 42 Subscriber Management and Services | -
Product Guide Transceivers, Transponders, and Active Cables for Datacom and Telecom Applications
World’s Largest Supplier of Optical Communication Components and Subsystems Product Guide Transceivers, Transponders, and Active Cables for Datacom and Telecom Applications CFP4 QSFP SFP+ XFP BOA Active Cable Transceivers, Transponders, and Active Cables for Datacom and Telecom Applications Finisar’s broad product selection and innovative technology have made us the optical module manufacturer of choice for all major networking equipment vendors worldwide. We have taken a leading role in transforming the datacommunications and telecommunications equipment market from utilizing discrete optical components to leveraging the design and pay-as-you-grow flexibility offered by pluggable modules. Our products are fully compliant with Ethernet, Fibre Channel, Infiniband, SONET/SDH/OTN and PON standards and operate at data rates up to 100 Gb/s. They are capable of distances ranging from very short reach within a datacenter to campus, access, metro, and long-haul reaches. They feature outstanding performance over extended voltage and temperature ranges, while minimizing jitter, electromagnetic interference (EMI) and power dissipation. Finisar Modules are available in a wide variety of form factors: SFP (copper and optical; longwave, shortwave and WDM) – DatacoM applications using Fast Ethernet, Gigabit Ethernet, 1x/2x/4x Fibre Channel – TelecoM applications using OC-3/STM-1, OC-12/STM-4 and OC-48/STM-16 across all reaches Features • 3.3 V operating voltage • Distances from very short links up to 100+ km SFP • Wide operating temperature range • Metal -
25G Ethernet CFI
25G Ethernet CFI Final Draft Brad Booth, Microsoft Photo courtesy of Hugh Barrass Objectives • To gauge the interest in starting a study group to investigate a 25 Gigabit Ethernet project • Don’t need to: • Fully explore the problem • Debate strengths and weaknesses of solutions • Choose a solution • Create a PAR or 5 Criteria • Create a standard • Anyone in the room may vote/speak 2 25G Ethernet CFI Agenda • Overview • MAC-PHY Mismatch • Potential Use Cases • Why Now? • Straw Polls 3 25G Ethernet CFI Agenda • Overview • MAC-PHY Mismatch • Potential Use Cases • Why Now? • Straw Polls 4 25G Ethernet CFI 25G Ethernet Overview • Provide a 25G media access control (MAC) that matches the single-lane 25G physical layer (PHY) technology • In web-scale data centers, 25G Ethernet could provide an efficient server to top-of-rack (TOR) speed increase • Predominantly direct-attach copper (DAC) cable • The speed of the PCIe host bus is not moving as fast as networking connectivity speeds 5 25G Ethernet CFI Existing 10G Topology TOR Switch ASIC • Today’s volume topology 48-port 10G 4-port 40G for web-scale data centers • 48 servers/TOR Server • 3:1 oversubscription Server • Uses low-cost, thin 4-wire SFP+ DAC cable Server 6 25G Ethernet CFI Existing 4x10G Topology TOR Switch ASIC • Commonly used topology in web-scale data centers 48-port 10G 4-port 40G • Permits non-blocking 10G mesh • 40G ports used as 4x10G out cable out - Server with QSFP+ to SFP+ break- Server Server out cable Break Server • Same server network interface card (NIC) as 10G Server 7 25G Ethernet CFI 40G Topology TOR Switch ASIC • High-performance, low- 32-port 40G volume topology • Uses bulkier 16-wire QSFP+ DAC cable Server • Max. -
IEEE Standard for Ethernet
IEEE Standard for Ethernet Amendment 11: Physical Layer and Management Parameters for Serial 25 Gb/s Ethernet Operation Over Single-Mode Fiber IEEE Computer Society Sponsored by the LAN/MAN Standards Committee IEEE IEEE Std 802.3cc™-2017 3 Park Avenue (Amendment to New York, NY 10016-5997 IEEE Std 802.3™-2015 USA as amended by IEEE Std 802.3bw™-2015, IEEE Std 802.3by™-2016, IEEE Std 802.3bq™-2016, IEEE Std 802.3bp™-2016, IEEE Std 802.3br™-2016, IEEE Std 802.3bn™-2016, IEEE Std 802.3bz™-2016, IEEE Std 802.3bu™-2016, IEEE Std 802.3bv™-2017, IEEE Std 802.3-2015/Cor 1-2017, and IEEE Std 802.3bs™-2017) IEEE Std 802.3cc™-2017 (Amendment to IEEE Std 802.3™-2015 as amended by IEEE Std 802.3bw™-2015, IEEE Std 802.3by™-2016, IEEE Std 802.3bq™-2016, IEEE Std 802.3bp™-2016, IEEE Std 802.3br™-2016, IEEE Std 802.3bn™-2016, IEEE Std 802.3bz™-2016, IEEE Std 802.3bu™-2016, IEEE Std 802.3bv™-2017, IEEE Std 802.3-2015/Cor 1-2017, and IEEE Std 802.3bs™-2017) IEEE Standard for Ethernet Amendment 11: Physical Layer and Management Parameters for Serial 25 Gb/s Ethernet Operation Over Single-Mode Fiber LAN/MAN Standards Committee of the IEEE Computer Society Approved 6 December 2017 IEEE-SA Standards Board Abstract: This amendment to IEEE Std 802.3-2015 adds Physical Layer (PHY) specifications and management parameters for 25 Gb/s operation over single-mode fiber at reaches of at least 10 km (25GBASE-LR) and 40 km (25GBASE-ER). -
Cisco UCS 6400 Series Fabric Interconnects
Data sheet Cisco public Cisco UCS 6400 Series Fabric Interconnects © 2020 Cisco and/or its affiliates. All rights reserved. Page 1 of 20 Contents Cisco Unified Computing System overview 3 Product overview 4 Features and benefits 7 Product specifications 8 Physical specifications 15 Regulatory standards compliance: safety and EMC 17 Ordering information 17 Warranty information 19 Cisco environmental sustainability 19 Cisco Services for Unified Computing 19 Why Cisco? 19 For more information 20 © 2020 Cisco and/or its affiliates. All rights reserved. Page 2 of 20 Cisco Unified Computing System overview The Cisco Unified Computing System™ (Cisco UCS®) is a next-generation data center platform that unites computing, networking, storage access, and virtualization resources into a cohesive system designed to reduce total cost of ownership (TCO) and increase business agility. The system integrates a low-latency, lossless 10/25/40/100 Gigabit Ethernet unified network fabric with enterprise-class, x86-architecture servers. The system is an integrated, scalable, multichassis platform in which all resources participate in a unified management domain (Figure 1). Figure 1. The Cisco Unified Computing System’s highly available, cohesive architecture © 2020 Cisco and/or its affiliates. All rights reserved. Page 3 of 20 Product overview The Cisco UCS 6400 Series Fabric Interconnects are a core part of the Cisco Unified Computing System, providing both network connectivity and management capabilities for the system (Figure 2). The Cisco UCS 6400 Series offer line-rate, low-latency, lossless 10/25/40/100 Gigabit Ethernet, Fibre Channel over Ethernet (FCoE), and Fibre Channel functions. The Cisco UCS 6400 Series provide the management and communication backbone for the Cisco UCS B- Series Blade Servers, UCS 5108 B-Series Server Chassis, UCS Managed C-Series Rack Servers, and UCS S-Series Storage Servers. -
Evolution of Ethernet Speeds: What's New and What's Next
Evolution of Ethernet Speeds: What’s New and What’s Next Greg Hankins <[email protected]> NANOG 64 Bob Metcalfe’s 1972 sketch of his original “ethernet” vision 1 Image provided courtesy of Palo Alto Research Center Inc., a Xerox Company COPYRIGHT © 2015 ALCATEL-LUCENT. ALL RIGHTS RESERVED. NANOG 64 2015/06/03 Agenda 1. Ethernet Speed Evolution 2. What’s Next: 2.5 GE and 5 GE 3. What’s Next: 25 GE 4. What’s New: 40 GE 5. What’s New: 100 GE 6. What’s Next: 400 GE 2 COPYRIGHT © 2015 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Ethernet Speed Evolution Over 40+ years New Speeds Driven by Diverse Market Requirements • Market requirements for Ethernet are changing for different applications - Speed - Distance - Cost • Different new speeds are needed for - Wireless access points: 2.5 GE and 5 GE - Servers: 25 GE - Core networks: 400 GE • New Ethernet speeds under development will address these different requirements Six New Ethernet Speeds May be Coming Soon – Same Amount as in the Past 30 Years Roadmap courtesy of the Ethernet Alliance: http://www.ethernetalliance.org/roadmap/ 3 COPYRIGHT © 2015 ALCATEL-LUCENT. ALL RIGHTS RESERVED. NEW 2.5/5 GE Applications (~2016) Higher Speed Ethernet Target Applications • Higher Speed Wireless Key Application Drivers • Large Cat 5e/6 Installed Base NEW 25 GE Applications (~2016) 25 25 10 10 GE GE GE • Data Center Access GE 40 40 • Server NICs GE GE 40 GE Applications MORE 100 100 400 • Data Center Aggregation and Core GE GE GE • Data Center Access 10 100 400 40 100 GE GE GE • Server NICs 10 GE GE 400 • Metro Core GE GE MORE 2.5/5 10 100 400 100 GE Applications GE GE GE GE • Service Provider Aggregation and Core 100 400 GE GE 100 400 • Data Center Core GE GE • Metro Core NEW 400 GE Applications (~2017) • Service Provider Core 10 25 40 GE 40 GE GE 10 25 • Large Data Center Core GE GE GE • Large Metro Core 4 COPYRIGHT © 2015 ALCATEL-LUCENT. -
Beyond 400G Technical White Paper Beyond 400G Technical White Paper
Beyond 400G Technical White Paper Beyond 400G Technical White Paper Beyond 400G Technical White Paper Version Date Author Reviewer Remark V1.0 2021/07/13 ZTE ZTE First Released © 2021 ZTE Corporation. All rights reserved. ZTE CONFIDENTIAL: This document contains proprietary information of ZTE and is not to be disclosed or used without the prior written permission of ZTE. Due to update and improvement of ZTE products and technologies, information in this document is subjected to change without notice. All rights reserved. No spreading without permission of ZTE 1 Beyond 400G Technical White Paper Contents 1 Introduction..................................................................................................................................... 3 2 B400G Technologies and Solutions......................................................................................... 4 2.1 B400G Technologies....................................................................................................................4 2.1.1 Forward Error Correction (FEC)..............................................................................................5 2.1.2 Baud Rate and High-Order Modulation Modes.................................................................... 5 2.1.3 Polarization Multiplexing...........................................................................................................6 2.1.4 Special Fibers........................................................................................................................... -
Ethernet (IEEE 802.3)
Computer Networking MAC Addresses, Ethernet & Wi-Fi Lecturers: Antonio Carzaniga Silvia Santini Assistants: Ali Fattaholmanan Theodore Jepsen USI Lugano, December 7, 2018 Changelog ▪ V1: December 7, 2018 ▪ V2: March 1, 2017 ▪ Changes to the «tentative schedule» of the lecture 2 Last time, on December 5, 2018… 3 What about today? ▪Link-layer addresses ▪Ethernet (IEEE 802.3) ▪Wi-Fi (IEEE 802.11) 4 Link-layer addresses 5 Image source: https://divansm.co/letter-to-santa-north-pole-address/letter-to-santa-north-pole-address-fresh-day-18-santa-s-letters/ Network adapters (aka: Network interfaces) ▪A network adapter is a piece of hardware that connects a computer to a network ▪Hosts often have multiple network adapters ▪ Type ipconfig /all on a command window to see your computer’s adapters 6 Image source: [Kurose 2013 Network adapters: Examples “A 1990s Ethernet network interface controller that connects to the motherboard via the now-obsolete ISA bus. This combination card features both a BNC connector (left) for use in (now obsolete) 10BASE2 networks and an 8P8C connector (right) for use in 10BASE-T networks.” https://en.wikipedia.org/wiki/Network_interface_controller TL-WN851ND - WLAN PCI card 802.11n/g/b 300Mbps - TP-Link https://tinyurl.com/yamo62z9 7 Network adapters: Addresses ▪Each adapter has an own link-layer address ▪ Usually burned into ROM ▪Hosts with multiple adapters have thus multiple link- layer addresses ▪A link-layer address is often referred to also as physical address, LAN address or, more commonly, MAC address 8 Format of a MAC address ▪There exist different MAC address formats, the one we consider here is the EUI-48, used in Ethernet and Wi-Fi ▪6 bytes, thus 248 possible addresses ▪ i.e., 281’474’976’710’656 ▪ i.e., 281* 1012 (trillions) Image source: By Inductiveload, modified/corrected by Kju - SVG drawing based on PNG uploaded by User:Vtraveller. -
Responses to Editors' Requests in NG-EPON IC Report
Responses to editors’ requests in NG-EPON IC Report R09 comments proposed .docx for additional input Ed Harstead, Jan. 9, 2015 [e2]: Editorial: the first page of text in this section is generic for any fiber access architecture, not just WDM PONs. Suggest that this text be a separate section, named “Taxonomy of Access Network Technologies” [KN1223] AIP – how about “Taxonomy of PON-based Access Network Technologies”? That’s even better. [e3]: Propose to delete mention of CO. Remote OLTs can be located in the OSP. [KN1223] We need a abstract term to describe all the locations that might house an OLT. CO was chosen (as defined below). Please suggest an alternative. Usually, the CO means a specific location in the network, the central office, analogous to the MSO’s headend or hub. I think it would be equally strange to call the HFC fiber node a “hub” just because an OLT was located there. Perhaps simply “OLT location”? (Also applies to [e6]). [e4]: Or outside [KN1223] AIP – how about “directly on the premises” which could be construed as inside or outside Perfect. [e7]: Propose to change to “hybrid PON” [KN1223] REJECT – why? Maybe I misinterpret Figure 1. WDM PON is defined in 3.1 as providing dedicated wavelengths, while the two quadrants on the right of Figure 1 appear to have shared wavelengths—in fact the heading says “shared channels”. So it appears to me that Figure 1 covers both WDM PON and hybrid PON. Perhaps the Figure caption should indicate “multi-wavelength PONs”. [e10]: I believe NTT East begin deploying 1G EPON commercially in 2004.