Enables or disables IP multicast (IPMC) entry optimization for Layer 2 IPv4 multicast flows.

ip multicast optimization oif-list all
no ip multicast optimization oif-list all

IPMC entry optimization is disabled by default on ICX 7750 devices, and enabled by default on ICX 7450 and ICX 7250 devices.

oif-list
Shares the Output Interface Lists across entries.
all
Specifies all types of Output Interface Lists.

Global configuration mode

The no form of the command disables hardware entry optimization for Layer 2 IPv4 multicast flows. The command must be followed by the write memory command and the reload command for the changes to take effect.

The following example enables hardware entry optimization for Layer 2 IPv4 multicast flows. 

device(config)# ip multicast optimization oif-list all
device(config)# write memory
device(config)# exit
device# reload
Release version Command history
08.0.40 This command was introduced.