Mld snooping debug commands – Brocade FastIron SX, FCX, and ICX Diagnostic Reference User Manual

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Brocade FastIron SX, FCX, and ICX Diagnostic Reference

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MLD snooping debug commands

6

Brocade# debug pimsm-snoop show

pimsm-snoop debug-enable-any = 1

debug pimsm-snoop is enabled

debug pimsm-snoop physical_port e4/48 is enabled

debug pimsm-snoop error is enabled

debug pimsm-snoop control-source 10.85.1.3 is enabled

debug pimsm-snoop source

Syntax: [no] debug pimsm-snoop source source_address

This command displays the PIM-SM snooping related debug information for the specified source
address. Command output resembles the following example.

Brocade# debug pimsm-snoop source 10.27.27.5

Brocade# pim_snoop join (10.27.27.5 228.228.0.1), from e1/1/12

pim_snoop join (10.27.27.5 228.228.0.2), from e1/1/12

pim_snoop join (10.27.27.5 228.228.0.3), from e1/1/12

PIM from 10.27.27.2, vlan 275, port 1/1/12: Src=10.27.27.5 with 0 JOIN with 0

PRUNE

pim_snoop prune 1/1/12 from (10.27.27.5, 228.228.0.1), pim_snoop prune

1/1/12 from (10.27.27.5, 228.228.0.2), pim_snoop prune 1/1/12 from

(10.27.27.5, 228.228.0.3), PIM from 10.27.27.2, vlan 275, port 1/1/12:

Src=10.27.27.5 with 0 JOIN with 3 PRUNE, 1st Grp=228.228.0.1

pim_snoop join (10.27.27.5 228.228.0.1), from e1/1/12

pim_snoop join (10.27.27.5 228.228.0.2), from e1/1/12

pim_snoop join (10.27.27.5 228.228.0.3), from e1/1/12

PIM from 10.27.27.2, vlan 275, port 1/1/12: Src=10.27.27.5 with 0 JOIN with 0

PRUNE

MLD snooping debug commands

Multicast Listener Discovery (MLD) discovers multicast listeners, or nodes that want to receive
multicast packets on directly attached links. MLDv2 supports source filtering, the ability of a node
to send reports on traffic that is from a specific address source or from all multicast addresses
except the specified address sources. The information is then provided to the source-specific
multicast (SSM) routing protocols such as PIM-SSM.

The following commands display information related to the MLD snoop debugging.

debug mld-snoop add-del-oif all

Syntax: [no] debug mld-snoop add-del-oif all

This command displays information about the addition or deletion of all the OIFs that are MLD
snooping-enabled.

Brocade# debug mld-snoop add-del-oif all

mldsnoop add-del-oif all enabled

Brocade# Del e1/1/23 from (0x0 0x230005) vlan 130

Del e1/1/23 from (0x0 0x230004) vlan 130

Del e1/1/23 from (0x0 0x230003) vlan 130

Del e1/1/23 from (0x0 0x230002) vlan 130

Del e1/1/23 from (0x0 0x230001) vlan 130

Add e1/1/23 to (0x0 0x230001) vlan 130

Add e1/1/23 to (0x0 0x230002) vlan 130

Add e1/1/23 to (0x0 0x230003) vlan 130

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