Prevent Msdp From Advertising A Local Source - Dell Force10 Z9000 Configuration Manual

Prevent MSDP from Advertising a Local Source

Task
Prevent an RP from advertising a source in the SA
cache.
In Figure
remains there until it expires.
Figure 26-14. Preventing MSDP from Advertising a Local Source
[Router 1]
R1_E600(conf)#do show run msdp
!
ip multicast-msdp
ip msdp peer 192.168.0.3 connect-source Loopback 0
ip msdp sa-filter out 192.168.0.3 list mylocalfilter
R1_E600(conf)#do show run acl
!
ip access-list extended mylocalfilter
seq 5 deny ip host 239.0.0.1 host 10.11.4.2
seq 10 deny ip any any
R1_E600(conf)#do show ip msdp sa-cache
MSDP Source-Active Cache - 1 entries
GroupAddr
239.0.0.1
R3_E600(conf)#do show ip msdp sa-cache
MSDP Source-Active Cache - 1 entries
GroupAddr
239.0.0.1
[Router 3]
R3_E600(conf)#do show ip msdp sa-cache
R3_E600(conf)#
Display the configured SA filters for a peer using the command
mode (see
| Multicast Source Discovery Protocol (MSDP)
578
26-14, R1 stops advertising source 10.11.4.2. Since it is already in the SA cache of R3, the entry
SourceAddr
10.11.4.2
SourceAddr
10.11.4.2
Figure 26-14).
Command Syntax
ip msdp sa-filter list in peer list ext-acl
RPAddr LearnedFrom
192.168.0.1 local
RPAddr LearnedFrom
192.168.0.1 192.168.0.1
Command Mode
CONFIGURATION
Expire UpTime
70 00:27:20
Expire UpTime
1 00:10:29
show ip msdp peer
from EXEC Privilege