Allied Telesis x600-48Ts/XP - Manual (Page 81)

x600 Layer 3 Gigabit Ethernet Switch Installation Guide
81
Transceiver is Installed but the Status is “Not Present”
If a SFP or XFP transceiver is installed in a transceiver slot but the Uplink
Information menu in the AlliedWare Plus Operating System Software
interface displays “Not Present” for that port, do the following:
ˆ Verify that the transceiver is completely inserted in the slot on the front
of the switch.
Note
The uplink status does not reflect whether a fiber optic cable is
connected to the transceiver.