11-06-2006 02:29 PM - edited 03-10-2019 03:18 AM
Has anyone seen IPS device block CDP or prevent CDP?
I was told that the Inline IPS device is preventing the use of CDP.
11-06-2006 02:44 PM
It does block CDP by design.
11-07-2006 07:08 AM
Is there a way to unblock CDP? What else does it block by design?
11-13-2006 09:10 AM
Found that the CDP issue is a reported bug.
CSCsg45642 Bug Details
Symptom:
CDP traffic is not passed from one interface to the other in an inline pair.
Conditions:
Sensor running 5.1.1 or later configured in inline mode. Bypass mode enabled or disabled.
Workaround:
None at this time.
Further Problem Description:
http://www.cisco.com/cgi-bin/Support/Bugtool/onebug.pl?bugid=CSCsg45642
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