User Documentation
User Manual Managed Switches 
72 
Explanation of “Current Status” Item 
Now Active 
It shows which communication protocol is in use: Turbo Ring V1, Turbo Ring V2, RSTP, Turbo 
Chain, or None. 
The “Ports Status” indicators show Forwarding for normal transmission, Blocked if this port is 
connected to the Tail port as a backup path and the path is blocked, and Link down if there is no 
connection. 
Explanation of ‘Settings’ items for selected redundancy protocol Turbo Chain 
Role 
Setting 
Description 
Factory Default 
Head 
Select this switch as Head Switch 
Member 
Member 
Select this switch as Member Switch 
Tail 
Select this switch as Tail Switch 
Head Role (when selected as Head switch) 
Setting 
Description 
Factory Default 
Head Port 
Select any port of the Switch to be the head port. 
See the following table 
Member Port 
Select any port of the Switch to be the member port. 
See the following table 
Member Role (when selected as Member switch) 
Setting 
Description 
Factory Default 
1st Member port 
Select any port of the Switch to be the 1st member port 
See the following table 
2nd Member port 
Select any port of the Switch to be the 2nd member port   
See the following table 
Tail Role (when selected as Tail switch) 
Setting 
Description 
Factory Default 
Tail Port 
Select any port of the Switch to be the tail port. 
See the following table 
Member Port 
Select any port of the Switch to be the member port. 
See the following table 
Below tables lists the default redundancy ports used for Turbo Chain dependent on the used 
models. 
Model used as Head 
Default Head Port 
Default Member Port 
IE-SW-VL05M/08M Series 
IE-SW-PL06M/08M/09M/16M 
Series 
The second port from the last port 
number 
The last port of the switch 
(highest port number) 
IE-SW-PL18M Series 
Port G1 
Port G2 
IE-SW-PL10M Series 
Port G2 
Port G3 
Model used as Member 
Default 1st Member Port 
Default 2nd Member Port 
IE-SW-VL05M/08M Series 
IE-SW-PL06M/08M/09M/16M 
Series 
The second port from the last port 
number 
The last port of the switch 
(highest port number) 
IE-SW-PL18M Series 
Port G1 
Port G2 
IE-SW-PL10M Series 
Port G2 
Port G3 
Model used as Tail 
Default Tail Port 
Default Member Port 










