Network Security

Hello people, Help pleaseI have simple setup as explained in the diagram and the config of the ASA attachedLAN-->L3 SW 3750G-->ASA5510-->Eclipse modem-->PPPOE-any subnet on the LAN can not ping ASA outside and any public IP (even after I apply ACL, N...

Hi there!Could anyone let me know how many interfaces can be configured as DMZ in FWSM and ASA firewalls..is there any limitation?

Greetings to All,I have an ASA5510 running ASDM 7.1(1)52 ASA v 8.4(5). When I go to the Firewall Dashboard I see "config out of sync" for source and destination and "not available" under service. I have Goolge and found that I should clear the ASDM C...

Hi Everyone,I am checking this cisco link ---http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asa for DNS Inspection Denial of Service Vulnerability Cisco ASA Software is affected by this vulnerability if the DNS...

  Hi all, I'm trying to find the best approach on getting my ASA to replace our Juniper, we have public ip's from our isp and it's set to nat the gateway and mip the inside ip's to outside public ip's.  I tried hooking up the asa into the leased rout...

Hi everyone,We have interface  on firewall say x which has subnet say 192.168.50.xUser PC IP is 192.168.50.xServer IP 192.168.50.xFrom PC Users are unable to ssh to the server.I checked  firewalls no logs are generated.As source and destination are o...

Hello! I have never do some QoS config at Cisco ASA. But I was asked to do a QoS config at a ASA5505. The customer complain is that when he access a video/web meeting site he had a lot of problems, like delay and a bad quality in general. Infos: ...

Hey guys,As a follow up to my previous question: https://supportforums.cisco.com/message/4077187#4077187The static nat entry there was used to rewrite DNS request to the outside interface to the internal gateway address which was then PAT-ed to the i...