Monitoring Ssm And Ssm Mapping; Monitoring Ssm; Monitoring Ssm Mapping - Cisco Catalyst 3850 series Configuration Manual
Ip multicast routing configuration guide
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Also See for Catalyst 3850 series:
- Configuration manual (58 pages) ,
- Hardware installation manual (146 pages)
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Configuring SSM
Example:
IGMP(0): Convert IGMPv2 report (*,232.1.2.3) to IGMPv3 with 2 source(s) using DNS.
The following is sample output from the debug ip igmp command when DNS-based SSM mapping is enabled and a
DNS lookup has failed:
IGMP(0): DNS source lookup failed for (*, 232.1.2.3), IGMPv2 report failed
Related Topics
Static SSM Mapping, on page 265
SSM Mapping Overview, on page 264
Configuring Basic IP Multicast Routing, on page 290
DNS-Based SSM Mapping, on page 265
SSM Mapping Overview, on page 264
Configuring Basic IP Multicast Routing, on page 290
Configuring Static Traffic Forwarding with SSM Mapping (CLI), on page 274
Monitoring SSM and SSM Mapping
Monitoring SSM
To monitor SSM, use the following commands in privileged EXEC mode, as needed:
Command
Device#
Device#
Monitoring SSM Mapping
Use the privileged EXEC commands in the following table to monitor SSM mapping.
Table 19: SSM Mapping Monitoring Commands
Command
Device# show ip igmp ssm-mapping
OL-32598-01
show ip igmp groups detail
show ip mroute
IP Multicast Routing Configuration Guide, Cisco IOS XE Release 3.6E (Catalyst 3850 Switches)
Monitoring SSM and SSM Mapping
Purpose
Displays the (S, G) channel subscription through
IGMPv3.
Displays whether a multicast group supports SSM
service or whether a source-specific host report was
received.
Purpose
Displays information about SSM mapping.
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Troubleshooting
