Bug ID 1075229: Jumbo frames not supported

Last Modified: May 29, 2024

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

Fixed In:
17.1.0, 15.1.6

Opened: Jan 24, 2022

Severity: 3-Major

Symptoms

MTU size higher than 1500 is not allowed.

Impact

End-End MTU will be limited to 1500. You are unable to set the MTU size beyond 1500

Conditions

If a client is configured for PMTU, it will discover MTU as a maximum of 1500 and the client will not be able to send packets larger than 1500 bytes. Packets greater than 1500 bytes will be dropped if don't fragment is set, and they will be fragmented if it is not set.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips