Network Security

I have ASA 5520Cisco Systems Version (1.0(11)2) #0: Thu Jan 26 10:43:08 PST 2006 I was working on it and wrongly I use this comand < erase disk1: >I tried to restart it and it can not boot.it show this mesage during the bootingBooting system, please ...

We are upgrading out internet to a bonded t-1. Two new circuits have been installed. For some reason, the IDS will not allow internet traffic via the new circuits. Everything is exactly the same from a IP address/Network standpoint. The only differen...

Hi guys. We have a FWSM running a 3.2.1, version, and we need to upgrade to 3.2.2.We uploaded the new version to the flash.Now, we neet to force to boot with the new version using the command boot system flash xxxx.bin o that's not necessary in order...

Please, can someone help me to decide what is better for using in a lan- wan enviroment to close L2L and remote VPN, and to use as firewall??I attach the drawing of the network.

We have a hub and spoke architecture:HQ - PIX515, Cisco 3662 Router Location1 - Cisco 1600 RouterLocation2 - Cisco 1600 RouterLocation3 - Cisco 1600 RouterLocation4 - Cisco 1600 RouterEach location is connect to HQ via a Point-to-Point Full T1.Each l...

Hi there i have a problem with a site to site connection with a company we work with. The company works with a checkpoint ngx-1 R65 en we work with Pix. The thing is that we VPN comes up. I can ping host at the company side and traffic is flowing. Th...

who can tell me alias command's functiontopology like this:inside lan ------pix---- outside internetlan ip : 192.168.1.0lan server ip : 192.168.1.100outside ip : 60.60.60.60outside server ip : 60.60.60.100somebody tell me the alias can achieve functi...

We have an ASA 5510 and when we do an isp test from the inside interface with a laptop directly behind the asa we get poor internet traffic downloads but if we disconnect the ASA and connect the laptop directly into the internet pipe and repeat the t...

I'm testing equal security (80, 80) on internet facing and intranet facing interfaces.I can originate traffic in the intranet side and receive the retun traffic from internet side.However, I'm not able to receive traffic when originated in the intern...

How to config ASA in Transparet mode (A/A FO) to permit HSRP packet cross through,THANKS VERY MUCH!

Hi guys,I've problem with allowing the Microsoft Updates and TrendMicro OfficeScan from the internet. For your information, my organization is using Cisco ASA 5500 Firewall. Please give me some advices to solve the problem.

Hi all,I have a need to change the external interface IPs on a number of PIX 501s from DHCP to static. As far as I can tell I would need to do the following:Change IP address from DHCP setroute to static:ip address outside 192.168.0.2 255.255.255.0Ad...

I have cisco vpn client loaded onto my laptop which allows me to connect to my office LAN from any location. This works fine and enalbes me to access Exchange server and other LAN resources. However, if I try to connect from home to my office LAN usi...

I use the Cisco VPN client version 5.0.01 to connect to my company network. It works fine. Lately i have been experimenting with IP phone services Skype and Gizmo. They work perfectly except when i am connected with the VPN client. Every 5 minutes ex...

I have a Pix501 running 6.3(5) software and PDM 3.0(4). I am using the graphing function of the PDM interface to graph interface bit rates. When I select a new history range, it seems that the data collection only begins when I select that range. I c...