Network Security

I am getting the following error messages continously  in my PIX 535 firewall. Why its happening and How to solve this issue.  This logs are coming for some other IPs also.Jun 04 2012 01:09:46 blr-dcvsnl-cp535-01 : %PIX-4-313003: Invalid destination ...

Hi All,I have been having an annoying issue for the past few weeks with my ASA setup. We are using the ASA as our Remote Access Gateway and originally had it setup in a Active/Standby failover configuration using 2 x 5520 ASA's.The original setup of ...

Hi,I want to save record of all the command we enter on CLI mode of router. show history is not keeping the record as i logout the router it vanishes.

Hi all,on my asa log, i can see this message (add image) I wonder what the source of these packages. I configured a capture but I don't know what is the command to see packets that were drop by threat-detection:capture TEST_CAPTURE type asp-drop ??Th...

I am currently experimenting with getting the phone proxy feature to work on our ASA firewalls using these documents..https://supportforums.cisco.com/docs/DOC-1364http://www.cisco.com/en/US/docs/security/asa/asa82/configuration/guide/unified_comm_pho...

Hello,We have a VPN from our UK office to our Itallian office, but they need 4 additional subnets to get to a internal website in the UK, however we alrady use 3 out of the 4 subnets and they don't how to NAT the traffice before sending over the VPN,...

HiI have an ASA5510 running version 8.2(5)I am having an issue with routing/natting from an internal network to theoutside interface IP on port 443 which has a nat back in to another internal address... isthis possible? i works externally in from a p...

Dear all,I have a little confusion about logging.My setup (8.2.4):sh run logglogging enablelogging timestamplogging emblemlogging list all level debugginglogging buffer-size 100000logging asdm-buffer-size 512logging monitor debugginglogging trap warn...

Hello Team,I am building a data center and we want to add cisco ASA between our CORE switches and METRO switches which has connection to all individual sites.So The redundant ASA pair  will connect to upper CORE switches and downstream METRO switches...

Dear All,We have a 6509 core with the below modules running for a long time and the utilization used to be always 10 to 13 percentchecking with the supplier it was told to us that due to the firewall modue we have and its normalNow 2 days back i noti...

Dear Cisco Team,I have some finding from the below capture which attached on my firewall. From the ingress packet capture, please see the packet detail from 10.33.4.88 to 10.117.72.126. You can see under TCP options after “SACK permitted” an “Unknown...

Hi Experts,WE have to deploy ASA5585 in between User vlans & server vlans. we have to find all the ports that needs to be opened on firewall.any tools to do same....Thanks.

hello,i run a web server out of my home hosting a website that can get several hundred people visiting simultaneously.  im currently attempting to upgrade my DD-WRT flashed WRT54G V2 router with a cisco rv120w in order to sustain more simultaneous co...

Hello All,We have an internal DNS server that all internal hosts do lookups to .. these requests are forwarded onto opendns for anything the dns server isnt authorative for.. My question is we have purchased the botnet filter and this requires the as...