User`s manual

PT-G7509 User’s Manual Featured Functions
3-34
Explanation of “Settings” Items
Redundancy Protocol
Setting Description Factory Default
Turbo Ring
Select this item to change to the Turbo
Ring configuration page.
None
Turbo Ring V2
Select this item to change to the Turbo
Ring V2 configuration page.
Turbo Chain
Select this item to change to the Turbo
Chain configuration page
RSTP (IEEE
802.1W/1D)
Select this item to change to the RSTP
configuration page.
None Ring redundancy is not active
Role
Setting Description Factory Default
Head Select this PT as Head Switch
Member
Member Select this PT as Member Switch
Tail Select this PT as Tail Switch
Head Role
Setting Description Factory Default
Head Port
Select any port of the PT to be the head
port.
port G8
Member Port
Select any port of the PT to be the member
port.
port G9
Member Role
Setting Description Factory Default
1
st
Member port
Select any port of the PT to be the 1
s
t
member port
Port G8
2
nd
Member port
Select any port of the PT to be the 2
n
d
member port
Port G9
Tail Role
Setting Description Factory Default
Tail Port Select any port of the PT to be the tail port. Port G8
Member Port
Select any port of the PT to be the member
port.
Port G9
The STP/RSTP Concept
Spanning Tree Protocol (STP) was designed to help reduce link failures in a network and provide
protection from loops. Networks that have a complicated architecture are prone to broadcast
storms caused by unintended loops in the network. The PT-G7509’s STP feature is disabled by