Network Security

I have just finished setting up two ASA5510s in Active/Standby Staeful failover, using the Management interface for both failover and state. Everything appears to be working well.Configurations were transferred and the "sh failover" on both accuratel...

Hi,I have a server "published" to the outside interface with a static NAT.I've set up a DMZ, and I need it to access that "published" server through it's translated address.The DMZ has a dynamic NAT rule, using the outside interface IP address.My acc...

Hi all,I have a problem getting my ASA 5520 boot properly. I first though of a flash problem and did a flash erase in ROMMON, then it brought error 15 during boot (No images found in / Error 15: File not found). I then TFTPied and image from Rommon, ...

hi all,i got one mpls ip-vpn line from our isp . it is working good i can communicate my other offices.but now the problem is i want to register some avaya phones in the branch office.but my avaya server is located in headoffice.i can able to ping my...

Hi everyone,I want to confirm if the upgrade license (ASA5505-SW-10-UL=) is backward compactible with PIX 501 firewall device?though pix 501is end of life bit i want to verify if the upgrade license for asa5505 will work with it?thanks..brsam

Hi,I have cisco ASA 5510 with ios version 7.07 & all users are browsing the internet via PAT through ASA. i want to block some sites/URLs like facebook, yahoo etc.please help us that how to do it without ISA.

Hello,I have a new ASA 5505 and all is working fine, I can CLI and ASDM into it, but just can't ping the inside interface, do I need to enable a feature to make this work somehow?Thanks

Hi everyone,  I'm having an issue, with an WS-SVC-FWM-1-K9.  The card doesn't boot properly, it tries to boot, but after a while the 6500 puts it in shutdown.  I've noticed that it has 2 RJ45 ports in the board, I've plugged my console cable, but i o...

How does one allow /31 mask for an management interface on an ASA5540 using version 8.3(1)?I need to configure a 192.168.x.y /31 on the management 0/0 interface of a ASA5540 and it is providing me with the following error:ERROR: /31 mask is not allow...

All,  I am new to using a FWSM.  I am familiar with the PIX and ASA's.  We have two Cisco 6509's with a FWSM installed in both.  Our network is shown in the diagram.  We use Blue Coat Packetshapers and Barracuda Proxy appliances.  I plan on setting u...

Hello,I am having a curious problem with two Cisco ASA 5550. They are configured in Active/Standby failover and in routed mode.The problem is: I cannot connect via SSH to the ACTIVE unit, only to the STANDBY. If a switchover is forced the problem is ...

I have inherited a network for non-profit with limited funds.  Everything goes fine except intermittingly the PIX cuts off internet accesse (1-3 times a week). With my lack of knowledge/experience of PIX I have been simply powering down the PIX and t...