3Com Switch 8800 Family Configuration Guide

Displaying and Debugging PIM-DM 459
By default, the PIM neighbors on the interface are limited to 128.
If the number of PIM neighbors of an interface has exceeded the configured value
by the time of configuration, the existing PIM neighbors will not be deleted.
Clearing PIM Routing
Table Entries
Perform the following configuration in user view.
Clearing PIM Neighbors Perform the following configuration in user view.
Displaying and
Debugging PIM-DM
After the above configuration, execute display command in any view to display
the running of PIM-DM configuration, and to verify the effect of the
configuration.
Execute debugging command in user view for the debugging of PIM-DM.
Tab le 452 Configure the maximum number of PIM neighbor on an interface
Operation Command
Configure the maximum number of PIM
neighbor on an interface
pim neighbor-limit limit
Restore the limit of PIN neighbor to the
default value
pim neighbor-limit
Tab le 453 Clear multicast route entries from PIM routing table
Operation Command
Clear multicast route
entries from PIM
routing table
reset pim routing-table { all | { group-address [ mask {
group-mask | group-mask-length } ] | source-address [ mask {
source-mask | source-mask-length } ] | { incoming-interface
interface-type interface-number | null } } * }
Tab le 454 Reset PIM neighbor
Operation Command
Clear PIM neighbors
reset pim neighbor { all | { neighbor-address | interface
interface-type interface-number } * }
Tab le 455 Display and debug PIM-DM
Operation Command
Display the PIM multicast
routing table
display pim routing-table [ { { *g [ group-address [ mask {
mask-length | mask } ] ] | **rp [ rp-address [ mask { mask-length |
mask } ] ] } | { group-address [ mask { mask-length | mask } ] |
source-address [ mask { mask-length | mask } ] } * } |
incoming-interface interface-type interface-number | null } | {
dense-mode | sparse-mode } ] *
Display the PIM interface
information
display pim interface [ Vlan-interface Vlan-interface-number ]
Display the information
about PIM neighboring
routers
display pim neighbor [ interface Vlan-interface
Vlan-interface-number ]
Display BSR information display pim bsr-info
Display RP information display pim rp-info [ group-address ]