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Knowledge Base

AR28-09B Router Ethernet Sub-interface does not Encapsulate VLAN and then IP Address cannot be Configured

Publication Date:  2012-07-27  |   Views:  61  |   Downloads:  0  |   Author:  Gan Feng  |   Document ID:  EKB0000182060

Contents

Issue Description

After Ethernet of AR28-09B  is divided into sub-interface, IP address cannot be configured on sub-interface.

Alarm Information

Configure IP address and it indicatesIncorrect command.

Handling Process

After dividing sub-interface, first configure vlan-type dot1q vid XX and then IP address.

Root Cause

For mid-low end router of VRP1.74 version, if it is required to configure IP address on sub-interface, first encapsulate VLAN on sub-interface.
      

Suggestions

Null.