OAM Results

 

Link OAM Results

 

Link OAM Discovery

The discovery page lists Local (the current test unit) and Remote (far-end device) parameters.

 

OAM - Link - Discovery (Page 1)

 

  • Mode: Lists Active or Passive mode configuration.

  • Supported and unsupported capabilities advertised during Discovery are listed, including: Unidirection, Link Events, Remote Loopback, MIB Retrieval, and MTU Size.

 

OAM - Link - Discovery (Page 2)

 

  • Vendor SPI and OUI: Organization Unique identifier and Vendor specific information (similar to MAC address fields).

  • Discovery State: Send Any indicates the device was successfully discovered.

  • Parser/Multiplexer state: Forward indicates the device is forwarding regular traffic transmission. Loopback/drop indicates loopback is enabled.

  • Flags: Flag decode is listed in the graphic below.

  • Revision: Number of times the configuration has been modified since discovery.

 

Flag Decode

 

OAM PDU

 

OAM PDU

 

Transmitted and received 802.3ah OAM PDU are displayed with other Link OAM statistics:

  • Information: Information OAM PDU acts as a "heartbeat" message. Discovery must be restarted if no OAM PDU is received after 5 seconds.

  • Unique and Duplicate Events are Threshold crossing events not supported in the current test set release.

  • Number of Loopback Control frames.

  • Variable Request and Response are MIB query messages not supported in the current test set release.