522 CHAPTER 18: IP MULTICAST
ip multicast igmp
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interface detail
For CoreBuilder 9000: Applies to Layer 3 switching modules only.
Supplements the IP multicast IGMP interface summar y display with group
and port information.
Valid Minimum Abbreviation
ip m i i d
Fields in the IP Multicast IGMP Int erface Detail Display
Field Description
Index Number assigned to the routing interface to its right for
identification purposes.
Address IP address of a routing interface in the system that is
identified by the index number to its left.
TtlThreshold Time-to-live (TTL) threshold that is assigned to the
interface. This threshold affects IP multicast packets only.
Protocol Multicast routing protocol that registers with IGMP. In
release 3.0 software, there is one supported routing
protocol (DVMRP).
Querier IP address of the IGMP querier in the subnetwork to
which the interface belongs. If the interface is functioning
as the IGMP querier, this field shows Self.
group IP multicast group address for which packets have been
received or forwarded
port(s) Physical port numbers that are associated with the
interface listed in the Addr ess field that see inco ming or
outgoing traffic.