configure ports wan-phy loopback

configure ports port_list wan-phy loopback [line | off]

For Summit X480 series switches only:

configure ports port_list wan-phy loopback {off | internal | line}

Description

Configures the loopback options for the specified WAN PHY port.

Syntax Description

port_list

Specifies one or more ports or slots and ports.

line

Specifies the signal received from the optical media returns back to the transmitter.

off

Specifies no loopback.

internal

Specifies that the signal received from the system is sent back to the system instead of the optical module.
Note: This parameter is available only on Summit X480 series switches.

Default

Off.

Usage Guidelines

Configuring loopback on a WAN PHY port is used for diagnostics and network troubleshooting.

XFP ports must be in WAN PHY mode. To configure the mode, use the configure ports port_list mode {lan | wan-phy} command.

Example

The following command configures the loopback option on an WAN PHY capable port as off:

configure ports 1:3 wan-phy loopback off

History

This command was available in ExtremeXOS 11.6.

Platform Availability

This command is available on 10G XFP ports only on Summit X480 series switches.