D-Link xStack DES-3200 Series - Page 176

xStack® DES-3200 Series Layer 2 Ethernet Managed Switch CLI Reference Manual
17
1
DES-3200-28:4#config router_ports default add 1-10
Command: config router_ports default add 1-10
Success.
DES-3200-28:4#
config router_ports_forbidden
Used to co
nfigure ports as forbidden router ports.
Purpose
Syntax
config router_ports_forbidden [<vlan_name 32> | vlanid <vidlist>] [add
| delete] <portlist>
Description
This command is used to allow designation of a range of ports as
being not connected to multicast-enabled routers. This ensures that
the forbidden router port will not propagate routing packets out.
Parameters
<vlan_name 32>  The name of the VLAN on which the router port
resides.
<vidlist>  The VID range of the ports to be configured as forbidden
ports.
[add | delete]  Specifies whether to add or delete forbidden ports of
the specified VLAN.
<portlist>  Specifies a range of ports that will be configured as
forbidden router ports.
Only Administrator-level users
can issue this command.
Restrictions
Example usage:
To set up forbidden router ports:
DES-3200-28:4#config router_ports_forbidden default add 2-10
Command: config router_ports_forbidden default add 2-10
Success.
DES-3200-28:4#
enable igmp_snooping
Used to ena
ble IGMP snooping on the Switch.
Purpose
enabl
e igmp_snooping {forward_mcrouter_only}
Syntax
This
command is used to enable IGMP snooping on the Switch. If
forward_mcrouter_only is specified, the Switch will learn the router
port based on identification of the multicast routing protocol packet
and the IGMP control packet.
Description
Parameters
forward_mcrouter_only  Adding this parameter to the command, the
Switch will learn the router port based on identification of the multicast
routing protocol packet and the IGMP control packet.
Only Administrator-level users
can issue this command.
Restrictions
Example usage:
To enable IGMP snooping on the Switch: