
Multicast Filtering
243
Instruction Manual - NXA-ENET8-POE+
Displaying Multicast Groups Discovered by IGMP Snooping
Use the Multicast > IGMP Snooping > Forwarding Entry page to display the forwarding entries learned through IGMP Snooping.
Command Usage
To display information about multicast groups, IGMP Snooping must first be enabled on the switch (see page 234).
The following table lists the options on this page:
To show multicast groups learned through IGMP snooping, click
Multicast
>
IGMP Snooping
>
Forwarding Entry
.
Displaying IGMP Snooping Statistics
Use the Multicast > IGMP Snooping > Statistics pages to display IGMP snooping protocol-related statistics for the specified
interface.
The following table lists the options on this page:
Multicast - IGMP Snooping (Forwarding Entry) Options
VLAN
An interface on the switch that is forwarding traffic to downstream ports for the specified multicast
group address.
Group Address
IP multicast group address with subscribers directly attached or downstream from the switch, or a
static multicast group assigned to this interface.
Interface
A downstream port or trunk that is receiving traffic for the specified multicast group. This field
may include both dynamically and statically configured multicast router ports.
Up Time
Time that this multicast group has been known.
Expire
Time until this entry expires.
Count
The number of times this address has been learned by IGMP snooping.
FIG. 285
Showing Multicast Groups Learned by IGMP Snooping
Multicast - IGMP Snooping (Statistics) Options
VLAN
VLAN identifier. (Range: 1-4094)
Port
Port identifier. (Range: 1-10/26/28/52)
Trunk
Trunk identifier. (Range: 1-8)
Query Statistics
Other Querier
IP address of remote querier on this interface
Other Querier Expire
Time after which remote querier is assumed to have expired.
Other Querier Uptime
Time remote querier has been up.
Self Querier
IP address of local querier on this interface.
Self Querier Expire
Time after which local querier is assumed to have expired.
Self Querier Uptime
Time local querier has been up.
General Query Received
The number of general queries received on this interface.
General Query Sent
The number of general queries sent from this interface.
Specific Query Received
The number of specific queries received on this interface.
Specific Query Sent
The number of specific queries sent from this interface.
Warn Rate Limit
The rate at which received query messages of the wrong version type cause the Vx warning count
to increment. Note that "0 sec" means that the Vx warning count is incremented for each wrong
message version received.
V1 Warning Count
The number of times the query version received (Version 1) does not match the version configured
for this interface.
V2 Warning Count
The number of times the query version received (Version 2) does not match the version configured
for this interface.