Network Security

Hello,I have a problem, the connection between hosts on my network is not possible. I becam this Error. %ASA-4-419002: Duplicate TCP SYN OUTSIDE:10.10.66.2/1507 to INSIDE:10.10.1.6/1507 with different initial sequence number.The network behind the AS...

I got complained from my ISP that our system is being used for conducting scanning/hacking NT knownexploits, port scanning and/or spidering of another network and the ip they mentioned is our asa5510 ip. This is what they told us to do Please investi...

Dear Experts,I had some difficulties deploying changes to the IPS as it would give me an error stating PG.IPS.IpsAllowedHosts and something along the lines of require at least one host stated including the CSM address. However the CSM IP address has ...

Hi,I am need to configure QOS on certain IP in the Cisco ASA 5510. Assume the IP's are 10.0.1.5 , 10.0.1.6 , 10.0.1.7. Here i have to configure 512 KBPS for 10.0.1.5 and 2 MBPS for 10.0.1.6 and 10.0.1.7Can this done on a ASA 5510 series? if yes can y...

This is our situation. On the outside interface we have  ip add 10.1.1.22 which we translated in ip add 10.1.2.22 on inside interface. Also this host on LAN 10.1.2.11 has secondary address 10.1.1.22. How configure on ASA when internal clients ping or...

I have not had a lot of luck using Trend Micro with the SR520 routers.  The current problem I am having is when someone accesses a website the SR520 locks up and I cant talk to the internet I can talk to it locally only.  After a long time of trouble...

How do you access the standby firewall in a HA availability setup ?  In other words, Is there a way to connect to the backup unit so that I can run the enable command and then do a "show tech-support" which will give the serial number?

Hi All,   I deployed NAC Guest Server 3310 with WISM Module on 6500 Switch for Wireless Guest User. It's working perfectly fine.   But, there is new requirement came. The Guest would be able to change their password on their first logon which is crea...

I have read through this forum for a few hours now trying to get a handle on how to properly configure a Cisco 3310 NAC appliance in an environment in which each end-user PC connects to the network through their Cisco 7940 IP phone.From what I have g...

Hi All,I have a quick question regarding configuring active/passive failover.Lets say I have 2 5510's.I plan on using;1 interface for lan failover(LANFAIL)1 interface for  statefull failover (STATEFULLFAIL)I already have a bunch of other interfaces(p...

Hi,I have a websense server on the inside network (LAN) of ASA set up for filtering LAN network and DMZ network. URLF policy is set to filter any to any for http. Filtering works when accessing internet from clients in LAN, but not when accessing int...

Hi all,I have some problems with some applications as Xcics and Citrix when client and server are connected through a vpn site-to-site. Clients don't seem to have any problem to connect to the server, but after a period of time, they disconnect even ...