Allied Telesis AT-8600 Network Router User Manual


 
Page 74 | AlliedWare™ OS How To Note: IGMP
Configurable IGMP timers and counters > Last Member Query Count and Last Member Query Interval
Similarly, if we change the LMQC from 2 to 3, the refresh time also changes.
The refresh time in seconds is (LMQI/
1
0) * LMQC = 255/
1
0 * 3 = 76.5 seconds
Manager Switch 1> set ip igmp lmqc=3
Info (1005003): Operation successful.
Manager Switch 1> show ip igmp
IGMP Protocol
------------------------------------------------------------------------
Status ........................... Enabled
Default Query Interval ........... 125 secs
Default Timeout Interval ......... 385 secs
Last Member Query Interval ....... 255 (1/10secs)
Last Member Query Count .......... 3
Robustness Variable .............. 3
Query Response Interval .......... 100 (1/10secs)
Disabled All-groups ports ........ None
Interface Name .......... vlan100 (DR)
Group List ..............
Group. 224.12.13.14 Last Adv. 172.31.0.222 Refresh time 74 secs
Ports 49
------------------------------------------------------------------------