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Forum Discussion

ca2025's avatar
ca2025
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Apr 10, 2025

F5 GTM ltm log error"unknown cgc sni"

I have a pair of BIG-IP i2600 here, used as GTM, software version 13.1.1.2. Current backup machine ltm log alarm err tmm1 [12245]: 01220001:3: TCL error: _cgc_pick_clientside<CLIENT DATA>- unknown ...
application delivery
cgc
sni
tcl error
ca2025's avatar
ca2025
Icon for Nimbostratus rankNimbostratus
Apr 12, 2025

Hi, akonu
Thank you for your response.
We are currently considering capturing packets at the same time point as the logs in order to further analyze which source IPs are accessing F5's iquery 4353 port and whether they are non DSC members.