AT-GS900M Series CLI Reference
Section IV: Security and Traffic Control 437
SET MLDSNOOPING MCGROUP
Syntax
set mldsnooping mcgroup=
ip_add
routerport=
port_list
|all
Parameters
mcgroup
Specifies an IPv6 multicast group address.
ipv6_address
Specifies the IPv6 address of the multicast group.
Here is the guidelines for IPv6 multicast addresses.
– Specify an IPv6 address in the full format
ff
ff
:
ffff
:
ffff
:
ffff
:
ffff
:
ffff
:
ffff
:
ffff
or the zero
compressed format.
For example, an IPv6 address of
ff05:0000:0001:0000:0000:0000:0000:0101 in the full
format is
ff05:0:1::101 in the zero compressed format.
– The first two most significant bits must be “
ff” to be a multicast
address.
– The range of 112-bit group IDs for the IPv6 address is shown
in Table 51 on page 431.
routerport
Specifies ports for router ports.
port_list
Specifies a list of ports. To specify multiple ports, use a comma (,)
to separate them. To specify a range of ports, use a hyphen (-).
all
Specifies all the switch ports.
Description
Use this command to change the router ports for IPv6 multicast groups.
You can change the router ports only for the multicast groups added
statically by the ADD MLDSNOOPING MCGROUP command.
Confirmation Command
“SHOW MLDSNOOPING” on page 439
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