COMMAND REFERENCE MASTER INDEX Cisco lOS Release 12.0 Documentation also available on CD-ROM and the World Wide Web Cisco SYSTEMS Command Reference Master ndex Cisco lOS Release 12.0 Corporate Headquarters Cisco Systems Inc 170 West Tasman Drive San Jose CA 95134-1706 USA http/Iwwwcisco.com Tel 408 526-4000 800 553-NETS 6387 Fax 408 526-4100 Customer Order Number DOC-785857 Text Part Number 78-5857-01 CHANGE WITHOUT HE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO TO BE ACCURATE BUT ARE NOTICE ALL STATEMENTS INFORMATION AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED RESPONSIBILITY FOR THEIR PRESENTED WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED USERS MUST TAKE FULL APPLICATION OF ANY PRODUCTS THE INFORMATION THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN YOU ARE UNABLE TO PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE IF COPY LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY CONTACT YOUR CISCO REPRESENTATIVE FOR with the limits for Class of Class devices This has been tested and found to comply The following information is for FCC compliance equipment interference when the 15 of the FCC rules These limits are to reasonable protection against harmful digital device pursuant to part designed provide if not installed and used environment This and can radiate radio-frequency energy and equipment is operated in consmercial equipment generates uses communications of this in residential area is in accordance with the instruction manual may cause harmful interference to radio Operation equipment which will be to correct the interference at their own expense likely to cause harmful interference in case users required of Class devices The described in this manual generates and may radiate radio-frequency The following information is for FCC compliance equipment This with Ciscos installation it cause interference with radio and television reception equipment energy If it is not installed in accordance instructions may with the in 15 of the FCC rules These has been tested and found to comply with the limits for Class digital device in accordance specifications part that reasonable such interference in residential installation However there is no guarantee specifications are designed to provide protection against installation interference will not occur in particular with FCC for Class or Modifying the equipment without Ciscos written authorization may result in the equipment no longer complying requirements interference to the be limited FCC and maybe required to correct any Class digital devices In that event your right use equipment may by regulations you to radio or television communications at your own expense is interference it off If the interfereisce it was probably caused by the Cisco equipnsent You cals determine whether your equipment causing by turning stops of interference to radio or television to correct the interference by using one or more or one of its peripheral devices If the equipment causes reception try the following measures interference Turn the television or radio antenna until the stops Move the equipment to one side or the other of the television or radio Move the equipment farther away from the television or radio certain the and the television or radio Plug the equipment into an outlet that is on different circuit from ttse television or radio That is make equipment are on circuits controlled by different circuit breakers or fuses authorized Cisco Inc could void the FCC and authority to operate the product Modifications to this product not by Systems approval negate your of is of the California Berkeley as part of The Cisco implementation of TCP header compression an adaptation program developed by University UCB All reserved 1981 Regents of the University of California UCBs public domain version of the UNIX operating system rights Copyright NOTWITHSTANDING ANY OTHER WARRANTY HEREIN ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED AS IS WITH ALL FAULTS CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES EXPRESSED PARTICULAR PURPOSE AND OR IMPLIED INCLUDING WITHOUT LIMITATION THOSE OF MERCHANTABILITY FITNESS FOR NONINFRINGEMENT OR ARISING FROM COURSE OF DEALING USAGE OR TRADE PRACTICE IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR THE POSSIBILITY OF SUCH DAMAGES INABILITY TO USE THIS MANUAL EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF the Cisco Connection the AccessPath Any to Any AtrnDirector the CCIE logo CD-PAC Centri the Cisco Capital logo CiscoLink Management logo Fast Cisco NetWorks logo the Cisco Powered Network logo the Cisco Press logo the Cisco Technologies logo ClickStart ControlStream DAGAZ Step Sensor FireRunner IGX 105 JumpStart Kernel Proxy LoopRunner MGX Natural Network Viewer NetRanger NetRauger Director NetRanger NetSonar Packet PIX Point and Click Internetworking Policy Builder Precept RouteStream Secure Script SMARTOet SpeedRunner Stratm VlanDirector Director and Workgroup Stack are trademarks StreamView The Cell TrafficDirector TransPath ViewRunner VirlualStream Workgroup and The New Internet are Changing the Way We Work Live Play and Learn Empowering the Internet Generation The Internet Economy Economy the Cisco lOS Cisco the Cisco Enterprise/Solver EtherChannel FastHub service marks and BPX Catalyst Cisco Cisco lOS logo Systems Systems logo and SwitchProbe are ForeSight FragmentFree IP/TV IPX LightStream LightSwitch MICA Phase/IP StrataSphere StrataView Plus registered the of their trademarks of Cisco Systems tisc in the U.S and certain other countries All other trademarks mentioned in this document are property respective owners 9811R Command Reference Master Index Copyright 1999 Cisco Systems Inc All rights reserved About the Cisco lOS Software Documentaflon This section discusses the objectives audience organization and conventions of the Cisco lOS software documentation It also discusses how to obtain documentation on Cisco Connection Online and the Documentation CD-ROM Documentation Objectives This Cisco lOS software documentation describes the tasks and commands necessary to configure and maintain your access server or router Audience The Cisco lOS software documentation is intended primarily for users who configure and maintain access servers and but are not routers necessarily familiar with tasks the relationship between tasks or the commands necessary to perform particular tasks Documentation Organization The Cisco lOS software documentation is divided into 12 modules and two master indexes In addition to the main documentation there set are four supporting documents Documentation Modules Each module consists of two books configuration guide and corresponding command reference in Chapters configuration guide describe protocols configuration tasks and Cisco lOS software and contain functionality comprehensive configuration examples Chapters in command reference command provide complete syntax information Each configuration guide can be used in conjunction with its corresponding command reference Master Indexes Two master indexes provide indexing information for the Cisco lOS software documentation set an index for the configuration guides and an index for the command references In addition individual books contain book-specific index About the Cisco lOS Software Documentation iii Documentation Organization Documentation Set The Cisco lOS software documentation set is shown in Figure Documentation Modules Figure Cisco lOS Software SC/SR Module IC/IR Module FC/FR Module P1C/PIR Module P2C/P2R Module P3C/P3R Module WC/WR Module Wide-Area Cisco lOS Configuration Network Protocols Network Protocols Network Protocols Security Services Interface Fundamentals Part Part Part Networking AAA Security ATM Server Interface Configuration IP Addressing AppleTalk Apollo Domain Security Fundamentals IP Services Novell IPX Banyan VINES Frame Relay Protocols Configuration Traffic and Overview IP Routing DECnet SMDS Filtering Cisco lOS User Protocols ISO CLNS X.25 and LAPB Firewalls IF and Interfaces XNS Security File Management Encryption Passwords and System Management Privileges Neighbor Router Authentication IP Security Options Module DC/DR Module XC/XR Module BC/BR Module VCNR Module QC/QR Configuration and of Service Guide Master Dial Solutions Clsco lOS Switching Bridging and IBM Voice Video Quality Home Solutions Index Dial-In Port Setup Services Networking Applications Classification Dial-In Terminal Switching Paths for IP Transparent Bridging Voice over IP Voice Frame Command Services Networks Source-Route Bridging over Scheduling Packet Reference Dial-on-Demand Fast Switching Token Ring Inter-Switch Relay Drop Voice ATM Traffic Master Index Routing DDR Autonomous Switching Link over Shaping ATM QoS Dial Backup NetFlow Switching Remote Source-Route Voice over HDLC Video SNA Q0S Dial-Out Modem Optimum Switching Bridging Support Line Protocols Pooling Cisco Express DLSw Universal Broadband Features Large-Scale Dial Forwarding STUN and BSTUN Solutions Tag Switching LLC2 and SDLC Cost-Control Multilayer Switching IBM Network Media Solutions Virtual LAN VLAN Translation ISDN Switching and Routing DSPU and SNA Service Point X.25 over ISDN Inter-Switch Link SNA Frame Relay Access Support VPDN Protocol Encapsulation APPN Dial Business IEEE 802.10 Cisco Database Connection Solutions Encapsulation