Symptoms

A new iRule command is available, DIAMETER::skip_capabilities_exchange, to skip the capabilities exchange messages.

Impact

When DIAMETER::skip_capabilities_exchange is executed during the CLIENT_ACCEPTED event, the BIG-IP system bypasses capabilities exchange messaging and causes the connection to be able to immediately accept DIAMETER messages.

Conditions

To skip the capabilities exchange messages -- Within an internal virtual server for protocol translation. -- Analyzing a tab connection for logging/analysis. -- Internally generated DIAMETER messages (e.g., for logging, authentication, etc.).

Workaround

None needed. This is new capability.

Fix Information

New iRule DIAMETER::skip_capabilities_exchange, to skip the capabilities exchange messages.

Behavior Change

The following iRule command is now available: DIAMETER::skip_capabilities_exchange Once called, the current connection skips DIAMETER capabilities exchange message communication with the peer device and is immediately able to receive DIAMETER messages.