Cisco Catalyst Blade Switch 3120 for HP System Message Guide

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OL-12249-01

Chapter 2 Message and Recovery Procedures

DWL Messages

Error Message DTP-5-NONTRUNKPORTON: Port [chars] has become non-trunk.

Explanation

The interface changed from a trunk port to an access port. [chars] is the interface that

changed.

Recommended Action This message is provided for information only.

Error Message DTP-5-TRUNKPORTCHG: Port [chars] has changed from [chars] trunk to

[chars] trunk.

Explanation

The encapsulation type of the trunk port has changed. The first [chars] is the interface,

the second is the original encapsulation type, and the third [chars] is the new encapsulation type.

Recommended Action This message is provided for information only.

Error Message DTP-5-TRUNKPORTON: Port [chars] has become [chars] trunk.

Explanation

The interface has changed from an access port to a trunk port. The first [chars] is the

interface, and the second [chars] is the encapsulation type.

Recommended Action This message is provided for information only.

DWL Messages

This section contains the down-when-looped (DWL) message. This feature disables an interface when a

loopback is detected.

Error Message DWL-3-LOOP_BACK_DETECTED: Loop-back detected on [chars].

Explanation

There is a loopback on the specified port that might be caused by a Token-Ring Type-1

cable connected to the port or a misconfiguration in the network. [chars] is the port.

Recommended Action Correct the problem that is causing the loopback condition. Then enter the

shutdown and the no shutdown interface configuration commands.