Bug ID 769801

Bug ID 769801: Internal tmm UDP filter does not set checksum

Last Modified: Nov 07, 2022

Affected Product: See more info
BIG-IP LTM(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 15.0.0, 15.0.1

Fixed In:
15.1.0, 15.0.1.3, 15.0.1.1, 14.1.2.1

Opened: Apr 05, 2019
Severity: 3-Major

An internal tmm UDP filter does not set checksum for outgoing UDP packets.

Even though a UDP packet with no checksum is permitted, it could cause some problems with some firewalls/servers.

-- An internal tmm UDP filter is in use.

For internal tmm udp filters, add the following to the UDP profile in use: no_cksum 0

Internal tmm UDP filters set checksum for outgoing UDP packets.