Network Security

Hi all,My PIX was working fine a few months back. Suddenly it's been doing some crazy things recently. I have some servers and workstations that can't access the Internet all of a sudden. The workstations resides on the Lan interface and the serve...

Hi,Does anyone know if there is a limit on PAT?One problem that we are having it seems that our PAT addresses are not being freed up fast enough. We have the xlate time down to about 30 minutes should we go lower?Is there a rule of thumb on somethin...

could a dhcp request cross a more secured interface of a PIX? (eg. dhcp server is on the inside and a dhcp client on the dmz?)Thanks a lot

this is the third time that i send this message without to solve my problem. i will reDesribe my problem:i has installed 2 pix 525 UR et 525 FO using the mode actif passif with failover cable. the two unit shows the message:WARNING, missing ip or fa...

I am using VMS version 2. and want to know how to backup what I see on launch event viewer screen and then how to display my backups.Also, I need to know why I only receive alarms for old events in my launch event viewer screen. How could I see new ...

Hi, We have a VPN concentrator 3030 on which multiple site-to-site VPN's are configured.There is an issue with 1 client who tries to FTP through his VPN tunnel to a FTP server at the client end...The download works but upload doesn't...Anybody who h...

hello every body,We have a PIX 515E DMZ. On the DMZ interface there's a Linux Squid proxy cache.The squid server is unable to connect to some sites like : www.cisco.com, or www.yahoo.fr etc ...But the squid server can access the site www.download.com...

Is there no way to backup my PIX's IOS?I do not see a command to copy the flash to tftp

Hi,The aaa authenticatin on the PIX is enabled and to use the LOCAL user database. A user is created (username ABC password XXX privilege 15) on the device. What's the command for user ABC to change his password?Thanks.

I have a question about how ACL's are applied. I already have a pretty extensive ACL applied to the in interface outside. It seems that when I apply a newly created ACL (with a different identifier number) and then remove it, the original extensive...

We have a PIX 515e that we are going to install soon. The unit has 6 interfaces and 4 of them will be used. The FOS version is 6.3. NAT will be disabled on all interfaces. We will have the outside (security level 0), inside (level 100), DMZ (level 50...

I know routers and switches quite well, but I'm weak with the PIX OS. Given the config below, can anybody tell me why I can't telnet to the inside interface from a device on the inside network? I get this error: "402106: Rec'd packet not an IPSEC p...

For the last 4 working days, we have had to hard start our 3.6.1 3030 early in the morning before our ezvpn pix 501 hw clients could pass traffic. They connect, but nothing goes through the tunnel.The syslogs show nothing to say the 3030 was restarte...

Does anyone know what we need to do on pix to supportSurfcontrol server ?Any CCO link is appreciated.