User Documentation
User Manual Managed Switches 
170 
Alarm) 
Bit 4: Port link down (0 = No alarm, 1 = 
Alarm) 
Bit 5: Turbo ring break(Ring Master 
only, 0 = No alarm,    1 = Alarm) 
Bit 6: Power Input 1 fail (0 = No alarm, 
1 = Alarm) 
Bit 7: Power Input 2 fail (0 = No alarm, 
1 = Alarm) 
Bit 8:DI 1 Off (0 = No alarm, 1 = Alarm) 
Bit 9: DI 1 On (0 = No alarm, 1 = 
Alarm) 
Bit 10: DI 2 Off (0 = No alarm, 1 = 
Alarm) 
Bit 11: DI 2 On (0 = No alarm, 1 = 
Alarm)   
Bit 12: Reserved (0 = Not support, 1 = 
Detected) 
Bit 13: Power supply 1 (0 = Off, 1 = 
On) 
Bit 14: Power supply 2 (0 = Off, 1 = 
On) 
Bit 15~31: Reserved.   
3   
Get 
Switch Port 
Number   
USINT (8)   
Switch max port number   
4   
Get 
Port Exist   
ULINT (64)   
Switch per port exist   
Bit mask, the LSB indicates the first 
port.   
0 = Not exist   
1 = Exist   
5   
Get/Set 
Port Enable   
ULINT (64)   
Switch per port enable   
Bit mask, the LSB indicates the first 
port.   
0 = Enable   
1 = Disable   
6   
Get 
Port Link 
Status   
ULINT (64)   
Switch per port link status   
Bit mask, the LSB indicates the first 
port.   
0 = Link down   
1 = Link up   
7   
Get/Set 
IGMP 
Snooping   
Enable   
USINT (8)   
IGMP snooping enable:   
0 = Disable   
1 = Enable   
8   
Get/Set 
Query 
Interval   
UDINT (32)   
Query interval range from 20 to 600 
secs   
9   
Get/Set 
IGMP 
Enhanced 
USINT (8)   
IGMP enhanced mode   
0 = Disable(default)   










