Bug ID 423584: Client connection in the middle of closing and SIP message from server attempts to connect to client using same tuple fails with ERR_PORT

Last Modified: Apr 11, 2023

Affected Product(s):
BIG-IP None(all modules)

Known Affected Versions:
11.1.0, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF2, 11.4.0 HF4, 11.3.0 HF9, 11.2.1 HF11

Opened: Jun 19, 2013

Severity: 3-Major

Symptoms

SIP OneConnect Configuration using irules and TCP. Failure to send response results in connections getting RST

Impact

Server and Client connections are terminated.

Conditions

Server tries to send response and client is in LAST_ACK state.

Workaround

none

Fix Information

The SIP filter state machine behavior is modified to support this error condition.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips