In this video I explain how ICMP Traffick (like pings, echo, echo-reply) is handled in the firewall. The ICMP packets are being handled in 3 different ways depending if the traffic is to the box, from the box or thru…
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Cisco ASA firewall and ICMP traffic
Tagged with: access-list, adaptive, add, appliance, ASA, ccna, ccna (field of study), ccnp, Cisco, cisco asa, echo, echo-reply, firewall, fixup protocol icmp, icmp, icmp deny, icmp permit, Modular Policy Framework, mpf, nat, nat0, nat0.net, networking, Ping, security, stateful, tutorial
Posted in Cisco Security, Security
Posted in Cisco Security, Security
ASA TCP ping
Did you know that the latest code for Cisco ASA firewall (8.4) now supports TCP ping? I have earlier complained about the fact that you cannot telnet out from an ASA cli. You still can´t, but at least you can…
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