Network Security

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Hi All,I'm seeing tons of %FTD-4-419002: Duplicate TCP SYN from Inside:x.x.x.x/36769 to OUTSIDE:y.y.y.y/80 with different initial sequence number on multiple FTDs where the source IP x.x.x.x is ThousandEyes Enterprise agents' IPs.I've found this doc ...

atsukane by Level 7
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  • 7 replies
  • 0 Helpful votes

I have lately realised that there is no way to actually figure out the physical interfaces used by a port-channel in FTD 4110s or 2120s or probably any FTDs through the FMC gui or FTD cli. I asked TAC about this and they also advise there is no way t...

damode by Level 3
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  • 8 replies
  • 0 Helpful votes

On some pages of the report, the columns are shifted to the right so that the hitcount column moves closer to the page margin. Sometimes, it is too far over, and this column is dropped from the report. Workaround to deliver in html works OK so far.

We have a 3110 with version 7.6 managed by FMC 7.6. The flow is User >> WLC >> Core Switch >> Cisco FTD >> Internet Switch >> ISP Router 1 & ISP Router 2. On FTD we have created sub-interfaces of 10 Gig link and we have two 1 Gig links from ISP. We a...

sahdogra by Frequent Visitor
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  • 3 replies
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Hi Team, We are having nearly 250ms latency between our FMC and FTD, Will there be any issue ? And we are planing to Add this FTD to the FMC, what all are the consideration I have to take here? or Any load test I can perform to test the reliability ?

Hello,We are using a Cisco ASA 5525 firewall and have recently migrated our WAN interface and renamed it. As a result, we need to update all ingress rules by changing the interface from "outside" to "wan".access-list outside_access; 10509 elementsIs ...

Hello,I would like to grant an administrator read-only access limited to Access Rules, NAT Rules, and Objects via ASDM.I have already configured TACACS+ authentication and authorization using Cisco ISE, however I’m struggling to identify the exact sh...

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