Configuring IP Routing (Layer 3)

Table 7-16.IGMP Interface Statistical Parameters (Continued)

 

 

Parameter

Defines the...

 

 

Query Messages

Number of query messages sent by a multicast router. These

Transmitted

messages are sent to discover which host groups have members

 

on their attached local networks. Queries are addressed to the

 

all-hosts group (address 224.0.0.1), and carry an IP

 

time-to-live of 1.

 

 

Unknown Messages

IGMP messages received with an unsupported type.

Received

 

 

 

Number of Current

Number of groups on each interface for which there are entries

Groups

in the Group Membership Table.

 

 

Displaying the Multicast Group Table

The multicast group table provides information on interfaces that are members of an IGMP group and contains an expiry time for the entry, IP address of the group, and the group reporter address.

To display the IGMP group table:

1.In the IGMP Display section of the Web Agent window, click Group Membership Table. The IGMP Group Membership Table dialog box opens.

2.To modify your IGMP group membership table, perform one of the following:

•Select the entry and click Delete Entry to delete one or more entries.

•Click Flush Table to clear the entire table.

•Click REFRESH to receive the most up-to-date information on the entries in the table.

3.Use Table 7-17to review the IGMP Group Membership information:

Table 7-17.IGMP Group Membership Table Parameters

Parameter

Defines the...

 

 

Group Member Interface

Interface that is connected to a member of IGMP group.

 

 

Group Address

Group address that has members on this interface.

 

 

Group Created On

Time at which the group was created on the router.

 

 

Group Multicast Protocol

Routing protocol being used for the group. If no routing

 

protocol is being used on the interface a group is on, this

 

column displays IGMP.

 

 

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Cajun P550/P220 Switch Operation Guide