Network Security

I have a PIX 501 and 1700 series router with T1 to ISP. I also have a DSL and I was wondering if I need another PIX if I want to configure to use DSL (dynamic IP assignment, PPPoE) if T1 fails.

Hi,My client want his computer bbb able to use Yahoo messager'sWebcam function behind the firewall, so I try to open theport 5100 in PIX for his computer, however with no success,then I try to open all TCP and UDP port in PIX but still nosuccess. Cou...

I have 2 pix 520's that were in storage and had previous configurations on them. When I power them on and try to connect to them via console (hyperterminal 6.3) , neither one of them responds. I don not see any boot up info either. These units are th...

hi,I have a pix 515 with 3 interfaces, the outside interface and the DMZ interface are different subnets of one main net, which means that I have a legal net ( 200.200.200.0/26, the outside interface and the DMZ interface are 200.200.200.0/27 and 200...

Are there any known issues with having 2 interfaces with security level 0???thanks

Has anyone successfully configured 2 PIX 501s that are connected together? We're trying to use the 1st PIX as a DHCP server, and have the 2nd PIX connected to it and have it act as a relay agent. The problem we're having is the DHCP relay agent (2nd ...

Hi there, May I ask that is there any way to measure a PIX 515 interface throughput? thanks a lotDavid

I want to know how will be the behavior of failover when i configure VLAN support on PIX Firewall. At the present time i have a PIX 515E working with 6 interfaces and Failover and i need to grow until 12.

I want to use the latest ios and pdm on my pix. I saw and have a document covering the process, but i wanted to outline it here and see what folks think. 1) Back up current config and ios image to tftp server2) Copy new ios from tftp server to pixNow...

We are running a vpn tunnel between several sites and have 10 user licences at many of these sites. When someone pings an address that is behind the pix we see the local table increase by one address (show local), it then stays in the local table, th...

Hi,This new PIX VLAN stuff is really cool but I have one quick question. Lets say you have configured the inside interface with 2 VLAN's 20 and 21. Now, does the same hold true about a packet entering an interface cannot leave the same interface? I j...

I need to install the 3des in my pix any link how to get the activation key & installaton procedure.secondly i want to telnet the pix from outside the LAN, what will be the configuration for that

Hi all.This is my PIX configuration, I need deny all not interesting traffic like UDP 137 - UDP 138 - TCP 139.I try to do it but when I add deny access-list role the ICMP traffic doesn't work.I need to add this role on PIX.PIX Version 6.3(2)interface...

I have PIX 520 with "PIX Version 4.2(4)". Some inside workstations are permitted to go to Internet through the PIX using NAT and Global commands.Suddenly some of the workstations can't reach the Internet, and I must do "clear xlate" to enable them to...