Network Security

Hi,I have a Pix firewall 501, the pix firewall always will hang and need to reboot may times only it can function.Pls advise what actually the problem is, there is only 2 users attach to this Pix firewall.Thx

Cisco PIX/ASA has the following two vunrabilities1. Crafted MGCP Packet MGCP is a protocol for controlling media gateways from external callcontrol elements such as Media Gateway Controllers or Call Agents. CiscoPIX or ASA security appliance with the...

I am thinking of update my PIX 7.1(2) and ASA 7.1(2) for version 8.0.Someone know of some problems during or after the update?I saw some conversations in NetPro forum of specific problems like "sysopt no proxyarp outside" or "telnet problems" but non...

HiI have pix version 7.1 after some days ago its reloads. power is alwys continue. so why pix reload and whts the reason how i know ?.Thanksbiplob

I finally bit the bullet and upgraded my OS from 2K to XP Pro. Now I find that I have a certificate problem that I would like to fix. The error message tells me I have a mismatched address. I know very little about the inner (or outer for that matter...

Hello,I have a problem with PIX 506e, it is configured to allow ping and traceroute to the firewalls external address,(static address from an ISP) it works fine from a windows computer but a computer running linux does not traceroutes my PIX, it come...

hellois it possible to make a layer4 natting with PIX 535?i mean, whem PIX receives a packet from internet, it forwards it to an internal server based on destination TCP port for example may be i am dreamer but this could save public IP addresses (ma...

I am in the early stages of setting up my NAC and when I look at the AV/AS vendor list, there are no entries.My update screen says:Current Version of Supported AV/AS Product List: 0When I attempt an update, it fails with the message: No update is ava...

Hello,We use Cisco IPS Event Viewer version 5.2(2.5) and we have a problem with the mysql database. Sometime, we can not execute views because database index become corrupt. We use myisamchk.exe to repair the index but someone know how avoid the prob...

I have a public IP address P.P.P.P that I do not want anyone from the outside to access except 3 remote users with Static IPs on port 22 open outbound from P.P.P.P to the 3 static IPs.I have created a Object-group network called Tac with the 3 IPsobj...

Hi Need to know does anyone faced problem on add policy on Cisco 525 7.04 that it does not pass through.Any advice on how to troubleshoot this problem ?Is 7.04 (with ASDM 5.05) a stable version ?Appreciated your kind feedback

Hello all,I am having a problem with port forwarding on my 501. This is what I have entered:static (inside,outside) tcp interface https 172.17.x.x https netmask 255.255.255.255 0 0access-list acl_outside permit tcp any interface outside eq httpsacces...

Client just switched over to using Postini for spam filtering. I need to add a rule on a Pix 501 to allow smtp from an IP range of 61.14.0.0-61.14.17.255. When I try to enter the range it doesn't recognize it. Could someone explain to me how to assin...