Network Security

                   under ASA Version 8.0:Are NAT's processed from top to bottom or general to specific?I have a many-to-many NAT that is taking precedence over a one-to one-NAT. In what order are they processed?

Hi,when i go to the context through switch then i am not able to do anything. i am able to go to one context but then the session gets locked, means i can not run any command not even go back to the system context or any context. i have to close and ...

  Hi,How can I update the expired certificate in AIP-SSM-10 Module using CLI or ASDM.....Here;s the output from the device....and also is there a way I can generate some daily or weekly reports in a graphs.Thanks,edge-s2# show versionApplication Part...

Hi, my network have mobile users with notebooks, and they use public smtp IP address, when they out of office, without VPN ASA works well, but when they comes back in office they should change SMTP IP back to private. I know that my task could be sol...

Good Afternoon,I am wondeirng if anyone can help.  I have a ASA5540 firewall set-up with an interface MTU of 1500.   I suspect that we are recieving packets with a larger MTU but have not found an easy way of confirming this.   Does anyone know if th...

Hi all,Yesterday one of the interfaces on my firewall started flapping causing havoc to live services. It has now resolved itself and hasn't done it again but my questions is; is this start of something and what can I do to pre-empt it happening agai...

Hey all:I am having some issues getting internet traffic to pass to inside hosts on Two Cisco ASA 5520s running 8.4 ASA IOS.The set up is a 2-tiered FW. Inside Hosts -- ASA5520 -- DMZ Hosts -- ASA5520 -- Internet ProviderInside FW Network: 10.10.10.0...

Hello we have two ASA (ASA2)  with 8.3 version and ASA 7.2 (ASA1) , we have SNMP service active on ASA2 with 8.3 ASA version.Usually we do SNMP request from devices behind NAT on the ASA1 to the  ASA2 SNMP service , two weeks ago suddenly we could no...

Hi,May i ask how many user accounts i can create to a Cisco ASA box? Say for example a Cisco ASA 5510 or Cisco ASA 5520?Thanks.Regards,Jessica

The signature on the alert is 1205. The attacker is 0.0.0.0 and the target is 0.0.0.0. Does anyone know what is causing this? Or how I can tune this alert out? Any help would be greatly appreciated.                  

Hi,I have a problem with random host's geting the wrong source address on a ASA 5512-X 8.6(1).Right now there is a host, 192.168.25.108, showing up with 6.6.6.6 (fake) on whatsmyip.org, should be 5.5.5.5 like the rest of 192.168.25.0/24.In the xlate...

Hi GuysI am trying to lock down the VPN access on my Cisco 5520 ASA's whereby I wish not to allow users to SSH access etc on servers running on the same interface that they are VPNing into.I did not originally configure the ASA and so I am slightly c...

Hello,I am working on adding a mapping to our external address for our mail server - let's call it mail.example.comI would like to be able to access mail.example.com internally for our user's smartphones - if they access our company WiFi they are not...