BugZero | F5 BugID 663821 - SNAT Stats may not include port FTP traffic

F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Overall: 6.9

Severity: 7.3

Community: 4.2

Lifecycle: 8.3

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Bug Details

Priority: 3-Major
Status: Verified
Impact Category: Local Traffic Manager

Description

Symptoms

Using 'tmsh show ltm snat' command or the GUI, SNAT stats are not updated for port 21 traffic (FTP).

Impact

Stats are not incremented in tmsh or GUI

Conditions

-- SNAT is configured. -- FTP connections transverse the SNAT.

Workaround

None.

Fix Information

SNAT Stats now include port FTP traffic, and values are incremented as expected.

Change history

Links

Original Vendor Announcement

Relevant Products

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Affected versions:12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 13.0.0, 13.0.0 hf1, 13.0.0 hf2, 13.0.0 hf3, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5

Fixed versions: 14.0.0, 13.1.0.6, 13.0.1, 12.1.3.2

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 14.0.0, 13.1.0.6, 13.0.1, 12.1.3.2

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F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

F5 - Defect ID: 663821

SNAT Stats may not include port FTP traffic

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.9 Medium

BugZero Risk Score
6.9 Medium