December 2000 xvii
CONFIGURING PIM SPARSE ....................................................................................................................18-13
L
IMITATIONS IN THIS RELEASE ..........................................................................................................18-13
C
ONFIGURING GLOBAL PARAMETERS ................................................................................................18-14
C
ONFIGURING PIM INTERFACE PARAMETERS ....................................................................................18-14
C
ONFIGURING PIM SPARSE GLOBAL PARAMETERS ...........................................................................18-15
STATICALLY SPECIFYING THE RP ......................................................................................................18-16
C
HANGING THE SHORTEST PATH TREE (SPT) THRESHOLD ...............................................................18-17
C
HANGING THE PIM JOIN AND PRUNE MESSAGE INTERVAL ...............................................................18-17
DISPLAYING PIM SPARSE CONFIGURATION INFORMATION AND STATISTICS .........................................18-18
C
ONFIGURING MULTICAST SOURCE DISCOVERY PROTOCOL (MSDP) .......................................................18-30
P
EER REVERSE PATH FORWARDING (RPF) FLOODING ......................................................................18-31
SOURCE ACTIVE CACHING ................................................................................................................18-31
C
ONFIGURING MSDP .......................................................................................................................18-31
D
ISPLAYING MSDP INFORMATION .....................................................................................................18-32
CLEARING MSDP INFORMATION .......................................................................................................18-38
DVMRP O
VERVIEW ................................................................................................................................18-39
I
NITIATING DVMRP MULTICASTS ON A NETWORK .............................................................................18-39
P
RUNING A MULTICAST TREE ...........................................................................................................18-39
G
RAFTS TO A MULTICAST TREE ........................................................................................................18-41
C
ONFIGURING DVMRP ...........................................................................................................................18-42
E
NABLING DVMRP ON THE ROUTER AND INTERFACE ........................................................................18-42
M
ODIFYING DVMRP GLOBAL PARAMETERS ......................................................................................18-43
M
ODIFYING DVMRP INTERFACE PARAMETERS .................................................................................18-47
C
ONFIGURING AN IP TUNNEL ..................................................................................................................18-50
C
ONFIGURING A STATIC MULTICAST ROUTE ............................................................................................18-52
T
RACING A MULTICAST ROUTE ................................................................................................................18-53
D
ISPLAYING ANOTHER MULTICAST ROUTER’S MULTICAST CONFIGURATION ..............................................18-55
CHAPTER 19
C
ONFIGURING BGP4 ................................................................................ 19-1
OVERVIEW OF BGP4 ................................................................................................................................19-2
R
ELATIONSHIP BETWEEN THE BGP4 ROUTE TABLE AND THE IP ROUTE TABLE ....................................19-2
H
OW BGP4 SELECTS A PATH FOR A ROUTE .......................................................................................19-3
BGP4 M
ESSAGE TYPES .....................................................................................................................19-4
B
ASIC CONFIGURATION AND ACTIVATION FOR BGP4 .................................................................................19-6
N
OTE REGARDING DISABLING BGP4 ..................................................................................................19-6
BGP4 P
ARAMETERS .................................................................................................................................19-7
W
HEN PARAMETER CHANGES TAKE EFFECT .......................................................................................19-9
M
EMORY CONSIDERATIONS .......................................................................................................................19-9
M
EMORY CONFIGURATION OPTIONS OBSOLETED BY DYNAMIC MEMORY ............................................19-10
C
ONFIGURING BGP4 ..............................................................................................................................19-10
B
ASIC CONFIGURATION TASKS ................................................................................................................19-11
E
NABLING BGP4 ON THE ROUTER ....................................................................................................19-11
C
HANGING THE ROUTER ID ..............................................................................................................19-12
S
ETTING THE LOCAL AS NUMBER .....................................................................................................19-13