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B&B Electronics EIRM-EXTEND-8 - Manual User Manual

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Manual Documentation Number: EIRM-EXTEND-8-1411m

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com

B&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com


2. Usage:
Use ip igmp snooping fast-leave command to enable IGMP Snooping fast-
leave processing. Fast-leave processing is analogous to immediate leave
processing; the IGMP group-membership is removed, as soon as an IGMP
leave group message is received without sending out a group-specific
query.
Use the no ip igmp snooping fast-leave command to disable fast-leave
processing.

3. Command Syntax:
(no) ip igmp snooping fast-leave

4. Example:
The following example enables IGMP snooping fast-leave on vlan1.1:

switch_a(config)#interface vlan1.1
switch_a(config-if)#ip igmp snooping fast-leave
switch_a(config-if)#


IGMP querier:
Query-interval:
1. Command Mode: Interface mode
Logon to Configure Mode (Configure Terminal Mode).
Then logon to Interface mode.
vlan1.1 means vlan 1.
The switch_a(config-if)# prompt will show on the screen.

switch_a(config)#interface vlan1.1
switch_a(config-if)#


2. Usage:
Use ip igmp query-interval command to configure the frequency of
sending IGMP host query messages.
To return to the default frequency, use the no ip igmp query-interval
command.

3. Command Syntax:
ip igmp query-interval INTERVAL
no ip igmp query-interval
INTERVAL <1-18000> Frequency (in seconds) at which IGMP host query
messages are sent. Default: 125 seconds.

4. Example: