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XG Series User's Guide Chapter 4 Switch Functions and their Configuration
Link Down Relay
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4.3 Link Down Relay
Link Down Relay is a function that monitors the status of a specified port link, if a link down detected the device notifies
the device force to link down the relay port.
To configure Link Down Relay, carry out the following procedure in "admin" Operation mode.
Command Task
XG2600# configure Switch to Configuration mode.
XG2600(config)# ether 10 downrelay port 11,12 Set port 11,12 go linkdown when the port 10 linkdown.
XG2600(config)# ether 10 downrelay recovery mode
auto
Set port 11,12 go linkup when the port 10 linkup.
XG2600(config)# commit Apply the configuration.
XG2600(config)# save Save the configuration.
XG2600(config)# exit Switch to Operation mode.
(1)(1)
(2)
XG
(2)
(1)(1)
(1)When Link Down Relay is not used
(2)When Link Down Relay is used
The other end becomes
link down when a link fault
is detected.
The other end becomes
link down when a link fault
is detected.
Link Down Relay
(1)(1)
(2)
XG
(2)
(3)
XG
(3)
(4)(4)
Link Up
Link Up
Link Down
Link Down
(3)
XG
(3)
Link Up
Link Up
Link Down
Link Down
(4)(4)
(2)
XG
(2)
(4)(4)
(3)
XG
(3)
Link Down Relay Link Down Relay
The other end becomes
link down when a link
fault is detected.
The other end becomes
link down when a link
fault is detected.
Link Down Relay