Network Security

I'm trying to allow UDP SIP traffic from an inside host to an outside IP. Here is what the results look like with a packet tracer.TCP SIPHere is what the results look like when I tryUDP SIPWhat is happening with the UDP packet?

We recently downgraded our FWSM from 3.2.2 to 3.1.7 to resolve a HTTP firewall authentication issue. This fixed the Firewall authentication issue, but has introduced a new problem where the FWSM does not map virtual IP addresses into the ARP table dy...

Dear,I have  two FWSM  and we want to install  the failover in the two FWSM, My FWSM has 20 interfaces are monitoring but We want only  put 9 nine interfaces VLAN with standby IP address  the Other NO, I check the configuration the guideconfiguration...

I used the pix to asa conversion tool.  I have a configuration text file.  I opened the file transfer screen inside asdm.  My source is my local computer, what would my destination flash file be:  would i overwrite the asa724 bin boot image file or s...

Support community,Has anyone had any luck creating a signature that fires against failed login attempts against TCP/3389?  Unfortunately, since the protocol is encrypted, we are having a hard time finding anything to match against with a failed or su...

    Hey guys and gals!  I have a couple of questions.I have an ASA 5505 that I log into and currently only need a password to log onto the device. How do I set it up so a username is required as well?Another user needs to access the device. How would...

Hi,We have a case where we need to deny incoming traffic on the outside interface containing HTTP/1.0 requests. Im not sure if it has to be scripted or the inspection maps for HTTP can manage this.Help would be apprieciated.Jens

Hi,I am running an environment with FWSM modules (version 4.1.5) and ASDM version 6.2(2)F.I notice that the hit counters are not accurate when looking at ASDM.The rule I am looking at has  "default" logging enabled - I see not hits on the rule but I ...

Hi Everyone,I'm new to all this so please bear with me.I'm trying to configure, for the first time, my ASA 5505.I can connect to the device with the default settings but I cannot configure the device to perform it's role in our network.I've changed t...

Chaps,Is it possibel to bypass Cisco NAC with a client running VMWare.My understanding is that VMWare can run in a NAT mode which uses the IP and MAC of the guest OS, if this is the case then is it possible to fool NAC by running the Agent in a guest...

I have ASA 5520 which works fine, but after some time it denies any management access exept console. Asdm 641, SW asa 841. With previous versions i didn't have such problems. ASDM Launcher hangs duting log in, telnet and web access are logged:       ...

Hi,  I have the following Setup, Two Cisco ASA 5520 needed to be  configured in HA Active/Passive. The Firewalls includes also AIP module. Does the ASA 5520 will internally make the AIP modules also HA Active/Passive? Is there a document regarding th...