Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Stop Using the Base TCP Profile!

[Update 1 Mar 2017: F5 has new built-in profiles in TMOS v13.0. Although the default profile settings still haven't changed, there is good news on that from as well.] If the customer data ...
Published Oct 14, 2015
Version 1.0
application delivery
big-ip
LTM
performance
series-the-tcp-profile
tcp
Martin_Duke's avatar
Ret. Employee
I work in the Office of the CTO on both F5's standards engagement process in general, and specifically on the application of transport-layer innovation to F5's product line. F5 sponsors my service as Transport Area Director at the Internet Engineering Task Force (IETF), where I help to administer standards development worldwide.
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Martin_Duke
Ret. Employee
Oct 21, 2015
Hi Andrew, We have a project to improve the profiles, to make choices easier, as well as publish better guides for creating your own profiles. You can learn more about configuration options through both online help and by poking around previous articles about the TCP profile, both by me and others. If you're looking for a very quick summary I'd just follow the advice under "What should you do instead?" above.