Network Security

I have NATted an internal server to a public address and allowed all IP from a source external public IP Address to allow it SSH to the NATted internal server. I'am using an ASA firewall. i have configured all the rules on both the outside and inside...

Hello,I have attached a copy of my configuration for an asa 5505. Can someone possibly review the current config and let me know why communications is permitted cross vlans however traffic can not connect to the public network via the abc and abc.lan...

We currently have a number of non cisco security appliances and looking to migrate to Cisco. The question that came up was : do we get ASA's or the Firewall Services Module on our CAT6500 core switches, questions we have are as follows:1) why would ...

Hi, my current ASA was running 7.2(3), I scheduled a reload to upgrade to 8.0(4) after midnight yesterday, still the running version shows it is running 7.2(3). What went wrong?Here is the current running:ASA5520# sh run bootboot system disk0:/asa804...

after upgrading from version 7.2 to 8.0(4), clients couldn't connect to the database through the firewall using Toad software but they can connect using SQL.I checked the firewall and found some dropped packets in inspect sqlnet.I disabled sqlnet ins...

Hello,I have a few questions regarding the NAC appliance as follows: In case of In-Band, what is going to happen if user does not click LOGOFF button (web login) or EXIT agent application? How can the user MAC address be removed from the certified li...

Hi,I need some input on the below;1.A connection hitting the serial interface of the router(3845) thorugh V-sat and willl be primarly used for voip and video conferencing.There will not be any internet connection thorugh this as these connections nee...

If I am sitting on the ASA 5510 enable prompt how do I ssh/telnet to another device? I am running 8.04 software. I can not issue the telnet/ssh command like I can from a router's enable prompt. Thanks!

I have a ASA5505 with v7.2 in my company. Clients want to access Internet through ADSL. How to configure ASA5505 to dial out with pppoe.Thanks a lot.

I installed lately a new network interface on PIX-515E, and placed a Citrix server on this new interface(it is configured as DMZ)since the movement, the application has showed a high delay when loading, and then working normally.After several trouble...

My PIX (ver 8.0) has 'ip audit' turned on and it is logging a lot of messages of this type:IDS:6053 DNS all records request from <source_ip> to <dest_ip> on interface outside". This messages indicate that there are dns queries 'type any' going on. M...

Hi,I have a ASA 5520 with 512mb of memory. Over the last fiew months the memory has increased from 25% to and average of 65%.I have added about 10 VPN's recently which increased in by 10%, but the other part I can only think it's from our WAN. Our ...