User Manual UMN:CLI
V5808
447
IGMP querier election process.
To specify the DR priority on an interface, use the following command.
ip pim dr-priority
<0-4294967294>
Specifies the DR priority on an interface.
0-4294967294: priority value (default: 1)
no ip pim dr-priority
<0-4294967294>
Deletes the specified DR priority.
The DR and the IGMP querier may be different routers in IGMPv2, while those are
typically the same router in IGMPv1. In IGMPv2, the DR is the router with the highest IP
address on the subnet, whereas the IGMP querier is the router with the lowest IP address.
9.3.2.3 Neighbor Filtering
If necessary, you can filter neighbor routers using access lists. When you enable this
feature, PIM establishes adjacency without neighbor routers specified as deny in access
lists. To enable filtering neighbor routers in PIM, use the following command.
ip pim neighbor-filter {<1-99> |
WORD}
Enables filtering neighbor routers in PIM.
1-99: IP standard access list
WORD: access list name
no ip pim neighbor-filter {<1-99>
| WORD}
Disables filtering neighbor routers in PIM.
To display the information of PIM neighbor routers, use the following command.
show ip pim neighbor [detail]
Shows the information for PIM neighbor routers.
9.3.2.4 PIM Join/Prune Message Group Filtering
If necessary, you can filter PIM join/prune messages from seperate group using access
lists. When you enable this feature, a specifid PIM group of PIM join/prune messages
from the trusted neighbor are denied by a specified range of access lists.
To enable PIM group filtering, use the following command.
ip pim group-filter {<1-99> |
WORD}
Enables PIM group filtering to block PIM join/prune
messages using a specified access list.
1-99: IP standard access list
WORD: access list name
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