Digital Data Communications Level One GTL-2091 Manuel - Sayfa 5

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Sayfayı Yazdır

Capacity

Initializing the Ethernet OAM discovery process

Responding to the OAM discovery initialization

process

Transmitting the Information OAM PDU packet

Permitting to transmit the Event Notification OAM

PDU packet

Allowing to transmit the Variable Request OAM

PDU packet

Allowing to transmit Variable Response OAM PDU

packet

Allowing to transmit the Loopback Control OAM

PDU packet

Responding to Loopback Control OAM PDU

Allowing to transmit specified OAM PDU

After the Ethernet OAM connection is established, the OAM entities at two

terminals maintain connection by transmitting the Information OAM PDU packets.

If the Information OAM PDU packet from the peer OAM entity is not received in

five seconds, the connection times out and a new OAM connection then requires

to be established.

1.1.3 Components of the OAM Packet

The following are the meanings of the fields of the OAM packet:

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Figure 1 Components of the OAM packet

Active Mode

Passive Mode

Yes

Yes，but the peer

terminal must be

in active mode.

Yes

OAM Configuration

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