Network Security

I have a question in reguards to CLI.  Is there a way to do a search on a service much like in ASDM for what access rules would include a particular port OR IP including "any" rules?  ASDM is able to do this search and I find it saves a lot of time w...

I am attempting to connect an ASA 5585 TenGig to a Nexus 7000 F2 TenGig port.  I am seeing the error message Transceiver validation failed when I insert the SFP into the port.  I know that the error is removed when I enter the command switchport mode...

Hello,we have a new ASA and want wo communicate via some Cisco SPA509G phones over sipgate.Following Problem: whitout STUN activated in the phones i get the following error in the ASA Log:4    Jun 14 2010    07:00:37    507003    192.168.100.67    50...

By default ASA used which encryption algorithm i.e. cipher suite for SSH?Thanxs

Hello,I've created a reflexive ACL to allow IP SLA flows between two routers.  Looking at the ACL counters, none of the outbound or inbound IP SLA permit statements are incrementing.  Looking at the logs, I can see that my IP SLA return traffic is be...

Hi to allI've a problem to ensure my public dns server, this server is inside my lan and exposed to internet, whit actual firewall we have a lot of problem of dns flooding or dos attack, in fact  when we open dns port and route traffic to dns server ...

Hi , i'm new , just registeredI need to know what kind of cisco asa i should buy for my company, i need to use response rate limit , for limit dns requestes on my dns server.If you' can helm me, i'll be very gratefull..

Hello to everyone,I write because I have decided to pass from a cisco 2811 with ios 12.4/k9 to a cisco 1941 ios 15/k9, migrating configuration I have a problem with the ZBF.I do not know if it's a problem of policy or differences between ios. Could s...