Network Security

Hi Guys, I've configures Clean access - inband mode - virtual gatewayCAS is doing VLAN mapping (from L2 to L3 vlans) without any issues, but when i add more vlans to be mapped, CAS doesnt do the mapping.lets said the vlan mapping as afollows:Untruste...

Hi experts,When I've tried adding NAC Server to NAC Manager in CAM web management, it prompts: Failed to add server: Could not connect to 10.130.80.81Is there anything I can do for solving this?I'm new for NAC Manager and Server installation.The vers...

New to EEM.Looking to create a simple applet to rewrite certain SYSLOG messages with a Prefix Appended.When I attempt the applet(shown below), the applet;1) does run as expected 2) does write a syslog message3)  but it does not include the original s...

Hi guysI have added  3 asa on csm 4.0.1 , but I cannot manage ASA logs from event viewer on csm, I cannot see any logs in event viewer, with I, ASA Devices for Event Management, via  :Step 1: select Platform > Logging > Syslog > Logging Setup from th...

Hi,I have a issue, as after enabling DHCP Snooping and try to release/renew again, It only manages to grab the DHCP IP like around 30 seconds.And, if the machine is restarted, it would take longer time or even sometimes would not be able to grab the ...

Hi,I just want to know what exactly capturing if we you capture command with some ACL on the firewall where there is limited buffer size. The reason I want to know is that we need to capture some traffic between firewall (inside/dmz) where this traff...

HiWe are now using a ASA 5510 firewall and we would like to configure a internet load balance traffic in our environment.For example, some IP addresses go through local gateway for internet routing but some address go through VPN tunnel gateway. Is i...

Hi,I have weird issue. I was transfering some files from LAN to DMZ and have noticed that the transfer speed between the LAN server and DMZ server is very slow. It is around 990kbps. Would anybody be able to let me know how to resolve it or do approp...

Here is my issue.PC IP: 192.168.1.1PC NAT Public IP: 1.1.1.1remote FTP server IP: 100.100.100.100From my PC, i can successfully login to FTP server. However, for the command I type right after login, I got error message from screen "500 I won't open ...

My mail server is not in my network, it's over internet elsewhere.After installing the ASA 5510, i can not get my mails any more.Please help me.

Hello,I am trying to configure an ASA 5510 so that it performs URL filtering for two different subnets, the Head Office subnet should just block facebook and myspace and the stores group should only be allowed access to the cisco website and wikipedi...