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Multicast Routing Commands
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show ip dvmrp neighbor
This command displays all of the DVMRP neighbor routers.
Command Mode
Normal Exec, Privileged Exec
Example
show ip dvmrp interface
This command displays the DVMRP configuration for interfaces which have enabled
DVMRP.
Command Mode
Normal Exec, Privileged Exec
Example
Console#show ip dvmrp neighbor
Address Interface Uptime Expire Capabilities
---------------- --------------- -------- -------- -------------
10.1.0.254 vlan1 79315 32 6
Console#
Table 4-108 show ip dvmrp neighbor - display description
Field Description
Address The IP address of the network device immediately upstream for this multicast delivery
tree.
Interface The IP interface on this router that connects to the upstream neighbor.
Uptime The time since this device last became a DVMRP neighbor.
Expire The time remaining before this entry will be aged out.
Capabilities The neighboring router’s capabilities may include:
Leaf (bit 0) - Neighbor has only one interface with neighbors.
Prune (bit 1) - Neighbor supports pruning.
Generation ID (bit 2) - Neighbor sends its Generation ID in probe messages.
Mtrace (bit 3) - Neighbor can handle multicast trace requests.
SNMP (bit 4) - Neighbor is SNMP capable.
Netmask - (bit 5) - Neighbor will accept network masks appended to the prune,
graft, and graft acknowledgement messages.
Reserved (bit 6 and 7) - Reserved for future use.
Console#show ip dvmrp interface
Vlan 1 is up
DVMRP is enabled
Metric is 1
Console#