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FortiOS Carrier

Path management message types

Message type (value)

Description

Echo request (1)

Sent to a peer node on any GTPv2 interface to determine if the other node is alive and supports the same features as the sending node.

Echo response (2)

The reply to an echo request message.

Version not supported indication (3)

The message contains only the GTPv2 header and indicates the latest GTP version that the sending node supports.

Message type (value)

Description

Echo request (1)

Sent to a peer node on any GTPv2 interface to determine if the other node is alive and supports the same features as the sending node.

Echo response (2)

The reply to an echo request message.

Version not supported indication (3)

The message contains only the GTPv2 header and indicates the latest GTP version that the sending node supports.