show ip pim rp and show ip pim rp mapping

From: Bradford Hung (bradford.hung@gmail.com)
Date: Mon Feb 04 2008 - 01:52:09 ARST


Hi,

  Can any one tell me what is the difference between "show ip pim rp" and
"show ip pim rp mapping"? And why from the attachment below, show ip pim rp
only can display one entry but mapping display more then 1 entry?

R1#sh ip pim rp
Group: 239.255.255.250, RP: 10.152.3.225, v2, v1, uptime 3d20h, expires
00:02:56

R2#sh ip pim rp mapp
PIM Group-to-RP Mappings

Group(s) 224.0.0.0/4
  RP 10.152.254.32 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:49
Group(s) 239.192.0.0/20
  RP 10.0.127.1 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:51
Group(s) 239.193.0.0/20
  RP 10.0.127.1 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:53
Group(s) 239.194.0.0/20
  RP 10.0.127.1 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:52
Group(s) 239.195.0.0/20
  RP 10.0.127.1 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:51
Group(s) 239.204.0.0/20
  RP 167.84.80.95 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:48
Group(s) 239.204.32.0/20
  RP 167.84.80.98 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:49
Group(s) 239.205.0.0/20
  RP 167.84.80.95 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:53
Group(s) 239.205.32.0/20
  RP 167.84.80.98 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:51
Group(s) 239.206.0.0/20
  RP 167.84.80.95 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:48
Group(s) 239.206.32.0/20
  RP 167.84.80.98 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:50
Group(s) 239.207.0.0/20
  RP 167.84.80.95 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:48
Group(s) 239.207.32.0/20
  RP 167.84.80.98 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 1w3d, expires: 00:02:52
Group(s) 239.255.0.0/16
  RP 10.152.3.225 (?), v2v1
    Info source: 10.0.127.1 (?), elected via Auto-RP
         Uptime: 3d20h, expires: 00:02:49
Acl: ACL-MC-SITELOCALSCOPE, Static
    RP: 167.84.101.25 (?)

Thanks,



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