Network Security

Hi, were experiencing an issue where our speeds are slow and were getting the folloing in our log files... I assume were under some sort of attack, but im not sure what to do about it. No matching connection for ICMP error message: icmp src Outside...

Hi all,I have been directed here from my previous discussions on the UC500 forums https://supportforums.cisco.com/thread/2235187 as it is thought my issue is more ASA than UC500...Fundamental problem is I can't get the SIP trunk to register, however ...

Hi everyone, Not much information to share here other than this Cisco ASA 5520 does not boot. Haven't had a chance to check the flash yet but from what I know, I would expect *something* to show up on the console during the boot. Any suggestions as ...

Good morning I need to implement some logging for ssh session disconnection or administrative user disconnection. Something as "user johndoe has logged out out" or "ssh session from user johndoe has being disconnected". Usually it happens due to a s...

Hello, I have an ASA 5515 where an interface is connected to a router whit 2 different networks defined 192.168.1.0 - 192.168.168.2.0 The interface configuration is the following: GigabitEthernet0/0 81.77.10.200 YES manual up up outsideGigabitEthe...

Hi  CSC, I'm hoping to get some little bit of clarity on this matter, as I cant seem to get any results. Can any one confirm if and how an ASA authenticates to an external SMTP server on port 25 (or any port for that matter) with a username and passw...

Hi,Can someone advice the command the clear a single mac-address entry on the FWSM arp table?TIAPF

Guys few confusion regarding ass transparent mode . We have a networks which we need to segregate (2 vlans ) as they are on same subnet diner decided that add an asa between them and make it transparent mode I have few questions  1 BVi can only be cr...

I have two interfaces on Defense Center.  One of them (eth1) is on a management vlan that does not have Internet access.  When AMP tries to connect to cloud it frequently tries via eth1 and I get the above message and a health monitoring alert.  I kn...

All, What is the command to change the IP of the firepower Module after the initial install. I need to be able to chnge the IP of the builtin Mod on the 5516X. I having hardtime finding the command. Thanks