1000-Mbps Sfp Fiber Port Fails To Come Up; Symptom; Troubleshooting Flowchart; Solution - HPE FlexNetwork 10500 SERIES Troubleshooting Manual

1000-Mbps SFP fiber port fails to come up

Symptom

A 1000-Mbps SFP fiber port cannot come up.

Troubleshooting flowchart

Figure 12 Troubleshooting link up failure on a port
A port fails to come up
Speed/duplex match
on local and peer port?
Yes
Speed/duplex match on
transceiver module and port?
Yes
Transceiver module correct?
Yes
Fiber correct?
Yes
Local port correct?
Yes
Peer port correct?
Yes
Contact the support

Solution

To resolve the problem:
1. Verify that the speed and duplex mode of the local port match the speed and duplex mode of
the peer port:
a. Execute the display interface command to verify that the port is up.
b. If the port is down, use the undo shutdown command to bring up the port.
No
Configuring matching
speed/duplex
No
Configuring matching
speed/duplex
No
Replace transceiver
module
No
Replace fiber
No
Replace local port
No
Replace peer port
37
Yes
Resolved?
No
Yes
Resolved?
No
Yes
Resolved?
No
Yes
Resolved?
No
Yes
Resolved?
No
Yes
Resolved?
No
End