Network Security

I'm new to these firewalls so I'm not sure if this is a hack or something else. Every once in a while I get the following logged to my syslog server: %PIX-4-500004: Invalid transport field for protocol=17, from 213.217.176.56/1599 to 255.255.255.255...

How to enable arp proxy on PIX outside interface?Thanks for reply.

Hi..I don't want anyone, on the outside, to be able to ping my outside interface of my pix 515. So, I issued the following commands...icmp deny any echo-reply outside icmp permit any unreachable outside The problem I have now is that my inside hosts...

hi,a server is constantly trying to access address 1.1.1.1 over udp/137. Could not figure out why. Does someone have an idea?Thanks in advance.

I just got a PIX 515. I've done some reading on it. Is it safe for me to assume that if I do a nat on the inside interface and a global on the outside interface, along with the proper routes, that all traffic from the inside interface will go out, ...

I have a PIX525UR with ver6.0 image. How do I copy the image to my TFTP server?

Does anyone know of a program that can be used to analyse the logs produced by cisco pix 515. the log server is a host under rh linux.thanks in advance

Hello.I know I can make use of dhcpd on the inside interface of my pix 515 firewall. However, I don't have a need for that. I'd like to use this service, on ethernet2, which is my dmz connection. Is this possible? I'd like to do this in lieu of p...

PIX 515 version 6.0(1)Site-to-site to Linksys works fine. When Xauth for client tunnels is enabled, the PIX is expecting the Linksys to authenticate with a username/password.Here is the crypto portion of the config:crypto ipsec transform-set myset e...

Hello,Am just wondring, where can i get vpn client that will run for win2k...thanks.

How can I backup the IOS on a PIX 525 to an TFTP server.

(not trying to flame...I accidentally posted this on the wrong board earlier...)I'm new to my position and have been asked to find a network performance managment package for my company to use. I've searched around and found a few different solid off...

HelloI have a new 501 that I have configured with my cable modem. I am using dhcp on the outside int with the ip address outside dhcp setroute command.Okay I get an address and I can surf. The rest of the config is standard NAT stuff and the rest.T...

i don't anyone to ping the outside int. of the PIX from the internet.this doesn't work.access-list 101 deny icmp any anyaccess-group 101 in interface outside????? Help!thanks

Has anyone used the PDM to access a PIX from outside the network?? According to what I have read the PDM checks the ip of the client workstation and compares it to the internal interface IP before granting access. I want to use the PDM to manage a fe...