Command Summary

 

Table 5-13 lists and describes the commands discussed in this chapter.

Table 5-13. Command Summary
Command Description
clear ip cgmp [ type number ] Causes a CGMP Leave message to be sent, clearing all multicast group entries from the caches of receiving Catalyst switches.
debug ip igmp Displays IGMP messages received and sent, as well as IGMP-host- related events.
debug ip packet [ access-list-number detail ] Displays IP packets received and sent. The optional access list is used to filter uninteresting packets from the display.
debug ip pim [ group ] Displays PIM messages received and sent, as well as PIM-related events.
ip igmp query-interval seconds Changes the interval at which IGMP queries are sent from the default 60 seconds.
ip igmp query-max-response-time seconds Changes the Max Response Time advertised in IGMP queries from the default 10 seconds.
ip igmp query-timeout seconds Changes the default time the router waits to hear an IGMP query from the DR or querier before taking over as the DR or querier. The default is 2 times the query interval.
ip igmp version { 1 2 } Sets the IGMP version on an interface. The default is 2.
ip multicast use-functional Enables the mapping of IP multicast addresses to the Token Ring functional address 0xC000.0004.0000.
ip pim bsr-candidate type number hash-mask-length [ priority ] Configures the router to announce itself as a C\_BSR.
ip pim message-interval seconds Changes the interval at which sparse-mode Join-Prune messages are sent from the default 60 seconds.
ip pim query-interval seconds Changes the interval at which PIMv2 Hello or PIMv1 Router Query messages are sent from the default 30 seconds.
ip pim spt-threshold { kbps infinity } [ group-list access-list-number ] Specifies the receive rate at which a PIM-SM router switches from the RPT to the SPT. The default is to switch after the first multicast packet is received.
ip pim version [ 1 2 ] Sets an interface to use PIMv1 or PIMv2. The default is 2.
show ip igmp groups [ group- name group-address type number ] Displays the list of multicast groups for which there are directly connected members , learned via IGMP.
show ip mroute [ group-name group-address ] [ source ] [ summary ] [ count ] [ active kbps ] Displays the contents of the IP multicast routing table.
show ip pim neighbor [ type number ] Displays the list of neighbors discovered by PIMv1 Router Query messages or PIMv2 Hellos.
show ip pim rp [ group-name group-address mapping ] Displays the active RPs associated with multicast groups or mroutes.
show ip route [ address [ mask ] [ longer-prefixes ]] [ protocol [ process-id ]] Displays routes in the unicast IP routing table.


Routing TCP[s]IP (Vol. 22001)
Routing TCP[s]IP (Vol. 22001)
ISBN: N/A
EAN: N/A
Year: 2004
Pages: 182

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