Configuring Igmp; Related Configuration Tasks; Viewing Igmp Enabled Interfaces - Dell Force10 C150 Configuration Manual

Figure 19-5. IGMP Membership Queries: Leaving and Staying in Groups
Interface Multicast Group Filter Source Source
Address Timer Mode
1/1 224.1.1.1 Include
224.2.2.2 GMI Exclude None
IGMP Group-and-Source
Specific Query

Configuring IGMP

Configuring IGMP is a two-step process:
1. Enable multicast routing using the command
2. Enable a multicast routing protocol.

Related Configuration Tasks

• Viewing IGMP Enabled Interfaces on page 408
• Selecting an IGMP Version on page 409
• Viewing IGMP Groups on page 409
• Adjusting Timers on page 410
• Configuring a Static IGMP Group on page 411
• Prevent a Host from Joining a Group on page 667
• Enabling IGMP Immediate-leave on page 411
• IGMP Snooping on page 412
• Fast Convergence after MSTP Topology Changes on page 414
• Designating a Multicast Router Interface on page 414

Viewing IGMP Enabled Interfaces

Interfaces that are enabled with PIM-SM are automatically enabled with IGMP. View IGMP-enabled
interfaces using the command
408 | Internet Group Management Protocol
Membership Queries: Leaving and Staying
Querier
Timer
1/1
10.11.1.1 LQMT
10.11.1.2 LQMT
Type: 0x11
2
Group Address: 224.1.1.1
Number of Sources: 2
Source Address: 10.11.1.1, 10.11.1.2
1
Host 1
show ip igmp interface
Non-querier builds identical table
and waits Other Querier Present
Interval to assume Querier role
Queries retransmitted Last Member
Query Count times at Last Member
Query Interval
Type: 0x17
Number of Group Records: 1
Record Type: 6
4
Number of Sources: 2
Multicast Address: 224.1.1.1
Source Addresses: 10.11.1.1, 10.11.1.2
IGMP Leave message
Host 2
ip multicast-routing
command in the EXEC Privilege mode.
Non-Querier
2/1
Type: 0x11
IGMP General
Group Address: 224.0.0.1
3
Membership Query
Number of Sources: 0
Type: 0x22
Number of Group Records: 1
IGMP Membership Report
Record Type: 2
Number of Sources: 0
Multicast Address: 224.2.2.2
.