show igmp
Description
This command can be used to display an IGMP-related configuration and group information, per VLAN.
Syntax Description
vlanname | Specifies a VLAN name. |
Default
N/A.
Usage Guidelines
- The VLAN name.
- The router interface IP address and subnet mask.
- If the interface is active (up), by the letter U.
- If IP forwarding is enabled for the interface, by the letter f.
- If multicast forwarding is enabled, by the letter M.
- If IGMP is enabled, by the letter i.
- If IGMP snooping is enabled, by the letter z.
Example
The following command displays the IGMP configuration:
# show igmp VLAN IP Address Flags nLRMA nLeMA IGMPver Default 0.0.0.0 / 0 ---izpt- 0 0 3 isc 50.50.50.1 /24 ---izpt- 0 0 3 v1 0.0.0.0 / 0 U--izpt- 0 2 3 v3000 1.1.1.1 /24 ---izpt- 0 0 3 v666 6.0.0.1 /16 ---izpt- 0 0 3 Flags: (f) Forwarding Enabled, i) IGMP Enabled (m) Multicast Forwarding Enabled, (p) IGMP Proxy Query Enabled (r) Receive Router Alert Required (t) Transmit Router Alert (U) Interface Up, (z) IGMP Snooping Enabled (nLeMA) Number of Learned Multicast Addresses (nLRMA) Number of Locally Registered Multicast Addresses
The following command displays the IGMP configuration for VLAN vlan1:
# show igmp vlan1 Query Interval : 125 sec Max Response Time : 10 sec Last Member Query : 1 sec Robustness : 2 Interface on VLAN vlan1 is enabled and up. inet 0.0.0.0/0 Locally registered multicast addresses: Learned multicast addresses(Last Querier=118.1.1.100): 224.0.0.2 224.0.0.22 s = static igmp member Flags: IP Fwding NO IPmc Fwding NO IGMP YES IGMP Ver V3 Snooping YES Proxy Query YES XmitRtrAlrt YES RcvRtrAlrtReq NO
History
This command was first available in ExtremeXOS 10.1.
Platform Availability
This command is available on platforms that support the appropriate license. For complete information about software licensing, including how to obtain and upgrade your license and which licenses support the IPv4 multicast feature, see the Feature License Requirements document.