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

Forum Discussion

Divice_138546's avatar
Divice_138546
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11 years ago

BIG-IP to Cisco via 10Gb SFP+ Direct Attach Copper

Hi,   Anybody using Cisco DAC 10G transceiver/copper cables (TwinAx) to connect from a Cisco switch to a BIG-IP?   Can't seem to find an answer, suspect it is not supported which is always an ...
application delivery
cisco
deployment
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LTM
EdDial's avatar
EdDial
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8 years ago

I've been using Cisco DACs for years with the smaller F5s (2000,4000 series) however I've noticed that although they work with my i7800, I did get a notification when I initially powered up that it was an "unsupported optic".

 

James_124570's avatar
James_124570
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8 years ago

We are seeing the same issue. The Cisco DACs work fine with the 2400 series, and we are seeing "unsupported optic"on our 5250