From: Antonio Soares (amsoares@netcabo.pt)
Date: Wed Jul 04 2007 - 17:09:58 ART
With Auto-RP the higher IP wins.
With BSR, the lower priority wins. In the case you have a priority tie, the
lower IP Wins.
++++++++++++++++++++++++++++++++++++++++++
Auto-RP
++++++++++++++++++++++++++++++++++++++++++
R2#sh ip pim rp map
PIM Group-to-RP Mappings
This system is an RP-mapping agent (Loopback0)
Group(s) 224.0.0.0/4
RP 3.3.3.3 (?), v2v1
Info source: 3.3.3.3 (?), elected via Auto-RP
Uptime: 00:06:05, expires: 00:02:50
RP 1.1.1.1 (?), v2v1
Info source: 1.1.1.1 (?), via Auto-RP
Uptime: 00:06:33, expires: 00:02:25
R2#
++++++++++++++++++++++++++++++++++++++++++
R2#sh ip pim rp
Group: 224.1.1.1, RP: 3.3.3.3, v2, v1, uptime 00:15:22, expires 00:02:39
Group: 224.2.2.2, RP: 3.3.3.3, v2, v1, uptime 00:15:22, expires 00:02:39
Group: 224.3.3.3, RP: 3.3.3.3, v2, v1, uptime 00:15:22, expires 00:02:39
R2#
++++++++++++++++++++++++++++++++++++++++++
BSR
++++++++++++++++++++++++++++++++++++++++++
R6#sh ip pim rp map
PIM Group-to-RP Mappings
This system is the Bootstrap Router (v2)
Group(s) 224.0.0.0/4
RP 5.5.5.5 (?), v2
Info source: 56.56.56.5 (?), via bootstrap, priority 5, holdtime 150
Uptime: 00:05:28, expires: 00:02:05
RP 4.4.4.4 (?), v2
Info source: 46.46.46.4 (?), via bootstrap, priority 44, holdtime 150
Uptime: 00:02:18, expires: 00:01:59
R6#
R6#
R6#sh ip pim rp
Group: 224.2.2.2, RP: 5.5.5.5, v2, uptime 00:05:30, expires 00:02:03
Group: 224.3.3.3, RP: 5.5.5.5, v2, uptime 00:05:30, expires 00:02:03
Group: 224.1.1.1, RP: 5.5.5.5, v2, uptime 00:05:30, expires 00:02:03
R6#
++++++++++++++++++++++++++++++++++++++++++
R6#sh ip pim rp map
PIM Group-to-RP Mappings
This system is the Bootstrap Router (v2)
Group(s) 224.0.0.0/4
RP 4.4.4.4 (?), v2
Info source: 46.46.46.4 (?), via bootstrap, priority 0, holdtime 150
Uptime: 00:01:26, expires: 00:02:02
RP 5.5.5.5 (?), v2
Info source: 56.56.56.5 (?), via bootstrap, priority 0, holdtime 150
Uptime: 00:04:35, expires: 00:01:50
R6#
R6#
R6#sh ip pim rp
Group: 224.2.2.2, RP: 4.4.4.4, v2, uptime 00:01:30, expires 00:01:58
Group: 224.3.3.3, RP: 4.4.4.4, v2, uptime 00:01:30, expires 00:01:58
Group: 224.1.1.1, RP: 4.4.4.4, v2, uptime 00:01:30, expires 00:01:58
R6#
++++++++++++++++++++++++++++++++++++++++++
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of Eric
Dobyns
Sent: quarta-feira, 4 de Julho de 2007 20:24
To: ccielab@groupstudy.com
Subject: Primary and backup RP in Multicast
Multicast question I can't find an answer to.
Let's say you have sparse-dense mode turned on and you configure two
auto-rp's. How do you make one preferred over another (primary/secondary)?
This archive was generated by hypermail 2.1.4 : Sat Aug 18 2007 - 08:17:39 ART