Network Security

Hi,I'm trying to get NAT64 to work on an ASA. I've read the release notes for version 9.1 but the examples in them don't seem very helpful as they deal with access to indvidual servers.I'd like to set up what I think must be the most typical case:Ins...

Hello,I have a question about the ASA and the ARP traffic in IOS 9.1.2 for ASA 5585-X and multicontext. I have discovered a curious behaviour about the traffic ARP in the my CLUSTER of ASA's. When I try to send a ping between host in the  same subnet...

Dear Sir,We are unable to configure MS outlook in our network  which is having IWSVA proxy and cisco ASA 5510 firewall.snapshot of outlook error details are attached for your reference. In our network L3 is behind IWSVA which is behind cisco ASA 5510...

Hi all, I have an ASA 5510 8.4 that has an IPsec tunnel with a non Cisco device. I have a domain controller on each side of the tunnel (part of the same windows domain) It seems Active Directory is not replicating through the tunnel. What are the ste...

I have pulled my ASA5505 out of my internal network, after hearing that ASA needs direct WAN ip access to have VPN running. (at least for novice/freshmen like new CCNAs like me).ASA5505 has direct WAN mapping now and has a non-private IP address.I'm ...

Hi,We have two ASA 5510s in separate locations, connected across the internet.We have a site-to-site VPN between each of the ASAs that enables a SAN device at each end to replicate data to the other.The replication, when running, will consume all ava...

Here is a scenario I'd like to know about:A Cisco ASA running 8.2.5 with 3 interfaces: Outside (Sec lvl 0)/-nternet IP / DMZ (Sec lvl 2)-192.168.8.0/24 / Inside (Sec level 100)-192.168.1.0/24An ACL on the DMZ which looks like this:access list DMZ_IN ...

Hi Experts,I've been trying to get my IPS Sensor which is running on my ASA 5512X, every time I try to get the Sensor to get time from my NTP server, it fails with an error message "errUnacceptableValue - Cannot connect to NTP server or NTP server is...

We have used a PIX, then a SonicWall and I am configuring an asa5525 to replace it.  The outside address given by the phone company is a /31 mask(.254)  is there any workaround short of asking them to reprovision it to get this to work on the asa?  I...

I have a problem with my ASA 5510.when I connect in cli and issue a command the ASA takes 2 or 3 mn to answer (validate the command and give me the prompt)also when I tried to connect using asdm it is impossible.please can you help me? I don't know w...

Hi Everyonetotal newbie at this so please excuse my ignorance... when I lunch the Cisco ASDM-IDM v1.5(46) there is no demo check box available to start the program inin demo mode, can any one please help.....