678
3
、
Disable IGMP Protocol
1. Enable IGMP Protocol
There is not specific command for enabling IGMP Protocol on the Layer 3 switch.
Enabling any multicast protocol under corresponding interface will automatically enable
IGMP.
Command Explanation
Global Mode
ip dvmrp multicast-routing | ip
pim multicast-routing
To enable global multicast protocol is the
prerequisite to enable IGMP protocol, the “
no
ip dvmrp multicast-routing | no ip pim
multicast-routing
” commands disable
multicast protocol and IGMP protocol.
(Required)
Command Explanation
Interface Configuration Mode
ip dvmrp | ip pim dense-mode | ip
pim sparse-mode
Enable IGMP Protocol, the corresponding
commands “
no ip dvmrp | no ip pim
dense-mode | no ip pim
sparse-mode
”disable IGMP Protocol.
(Required)
2. Configure IGMP Sub-parameters
(
1
)
Configure IGMP group parameters
1
)
Configure IGMP group filtering conditions
2
)
Configure IGMP to join in group
3
)
Configure IGMP to join in static group
Command Explanation
Interface Configuration Mode
ip igmp access-group {<acl_num
| acl_name>}
no ip igmp access-group
Configure the filtering conditions of the
interface to IGMP group; the “
no ip igmp
access-group
” command cancels the filtering
condition.
ip igmp join-group <A.B.C.D >
no ip igmp join-group <A.B.C.D >
Configure the interface to join in some IGMP
group, the “
no ip igmp join-group <A.B.C.D
>
“ command cancels the join.
ip igmp static-group <A.B.C.D >
no ip igmp static -group <A.B.C.D
>
Configure the interface to join in some IGMP
static group; the “
no ip igmp static -group
<A.B.C.D >
“ command cancels the join.