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C O N T E N T S
14: Border Gateway Protocol (BGP) 255
Overview ......................................................................255
BGP Attributes .............................................................256
BGP Communities ....................................................... 256
BGP Features ...............................................................257
Route Reflectors...................................................... 257
Route Confederations.............................................. 258
Route Confederation Example ................................258
Route Aggregation ......................................................262
Using Route Aggregation ........................................262
Route Map Support ................................................. 262
Interior Gateway Protocol (IGP) Synchronization.... 262
Using the Loopback Interface.................................. 263
OSPF-to-BGP Route Redistribution ........................ 263
BGP Peer Groups.................................................... 263
BGP MD5 Authentication ............................................265
BGP Password Encryption .........................................266
Configuring BGP .........................................................266
Displaying BGP Settings ............................................ 271
Resetting and Disabling BGP .....................................272
BGP Route Selection .................................................. 273
15: IP Multicast Routing .................. 275
Overview ......................................................................275
DVMRP Overview.................................................... 276
PIM Overview .......................................................... 276
PIM-DM ...................................................................276
PIM Sparse Mode (PIM-SM) ...................................277
Static Rendezvous Points (RPs) .............................277
PIM Mode Translation ............................................. 277
IP Multicast Cache Display...................................... 278
IGMP Overview ............................................................278
IGMP Snooping ....................................................... 278
IGMP Leave Message .............................................279
IGMP Display ...........................................................279
IGMP Query Interval ................................................280
IGMP Configuration Commands ................................280
Configuring IP Multicasting Routing .........................282
Configuration Examples .......................................... 285
Configuration for IR1 ............................................... 285