Network Security

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Hi, I am currently working on a topology where an ASA device (Headquarter device, lets call it site A) has three tunnels, one tunnel to AWS, and two tunnels to connect with two branch offices (each branch also has an ASA device), lets call them site ...

morabusa by Level 1
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  • 0 replies
  • 5 Helpful votes

I have a ZBFW policy: policy-map type inspect mypolicyclass type inspect whitelist  passclass type inspect everything  inspect But what if I need to add a new class-map: policy-map type inspect mypolicyclass type inspect whitelist  passclass type ins...

pingduck by Level 1
  • 2383 Views
  • 3 replies
  • 5 Helpful votes

I have two ASAs 5516 in Active / Standby failover.  From my active unit, I can not ping any standby IP, except may be for failover. Following is my config: !interface GigabitEthernet1/1channel-group 1 mode onno nameifno security-levelno ip address!in...

Hello,While studying asa packet flow, its mentioned first it checks existing connection, if no then it check acl. But when i telnet from R3 to 12.1.1.254 (natted ip of R1 loopback 192.168.1.1) so on asa i issued packet tracer command to see the steps...

asapacketflow.JPG topology.jpg packet_tracer.jpg packet_tracer2.jpg
23nick by Level 1
  • 3562 Views
  • 1 replies
  • 5 Helpful votes

I have configured bunch of NAT rules including dynamic NAT  ( PAT ) on ASA. every now and again I get call from users that have problem with internet access as well as IP phones. I did packet trace at the time of incident and get NAT xlate failed at ...

Mike_83 by Level 1
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  • 5 replies
  • 5 Helpful votes

Is there a definitive list that shows the IOS levels where encryption level 9 pbkdf2 is implemented?  For example, IOS 15.3(3)MASA 9.7(1) introduced PBKDF2Cisco IOS XE Gibraltar 16.11.2etc. Are these accurate? Are there other versions. Is there any i...

Hi all,  I recently renewed some SSL Certs for my ASA5506x devices. I am now getting an error (repeatedly) which claims that the verification of a cert chain is failing. However I cannot for the life of me find the certificate that it is referencing....

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