Bug ID 503384: SMTP monitor fails on multi line greeting banner in SMTP server

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed In:
12.0.0

Opened: Jan 28, 2015

Severity: 3-Major

Related Article: K17394

Symptoms

SMTP monitor fails

Impact

SMTP monitor fails.

Conditions

This issue occurs when a multi line greeting banner is configured in SMTP server.

Workaround

To work around this issue, configure a single line greeting banner in SMTP server.

Fix Information

SMTP monitor succeeds with multi line greeting banner in SMTP server.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips