Bug ID 488686: Large file transfer hangs when HTTP is in passthrough mode

Last Modified: Jul 12, 2023

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
11.6.1, 11.6.0, 11.5.4

Fixed In:
12.0.0, 11.6.1 HF1, 11.5.4 HF3

Opened: Nov 05, 2014

Severity: 2-Critical

Related Article: K24980114

Symptoms

Large file transfer hangs when HTTP is in passthrough mode. The HTTP profile may switch into passthrough mode for a number of reasons, including enforcement (the http-transparent profile options), the CONNECT HTTP method, iRule, unknown method detection, or switching protocols.

Impact

File transfer hangs.

Conditions

-- Virtual server with HTTP profile configured. -- HTTP profile goes into passthrough mode. -- Large file transfer occurs.

Workaround

None.

Fix Information

Flow control implemented in HTTP profile when in passthrough mode.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips