(SOL16449) Description
The BIG-IP system may unnecessarily retransmit packets when receiving ICMP Type 3 Code 4 (Fragment Needed) messages.
This issue occurs when all of the following conditions are met:
The BIG-IP system has established a TCP connection with a client.
The BIG-IP systemreceives an ICMP Fragmentation Needed message from the client requesting a smaller Maximum Transmission Unit (MTU), for example 1490 bytes.
The BIG-IP systemsends a TCP packet to the client using the 1490 MTU.
The BIG-IP
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