Dell PowerEdge FN I/O Module Configuration Guide 9.10(0.0)

Example of Verifying the System is not Advertising Local Sources

In the following example, R1 stops advertising source 10.11.4.2. Because it is already in the SA cache of R3, the entry remains there until it expires.

[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  SourceAddr  RPAddr       LearnedFrom  Expire  UpTime
                                 239.0.0.1  10.11.4.2   192.168.0.1  local        70      00:27:20
                                 R3_E600(conf)#do show ip msdp sa-cache
                                 MSDP Source-Active Cache - 1 entries
                                 GroupAddr  SourceAddr  RPAddr       LearnedFrom  Expire  UpTime
                                 239.0.0.1  10.11.4.2   192.168.0.1  192.168.0.1  1       00:10:29
                                 
                                 [Router 3]
                                 R3_E600(conf)#do show ip msdp sa-cache
                                 R3_E600(conf)#
                              

To display the configured SA filters for a peer, use the show ip msdp peer command from EXEC Privilege mode.