Network Security

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I have a customer with suspected Path MTU Discovery problems over a PIX vpn tunnel. I have no access to the pix'es, but does PIX default generate and send icmp type 3 code 4 messages (Fragmentation Needed and Don't Fragment was Set) ?If yes, will an ...

jjoensen by Level 1
  • 406 Views
  • 3 replies
  • 0 Helpful votes

Hi,I'm trying to get a Microsoft native L2TP VPN client to go from behind my PIX to a VPN site on the Internet. It doesn't work. My PIX is running PAT for the outbound connections. My client gets to the "Verifying username and password" stage and ...

cboykin by Level 1
  • 362 Views
  • 2 replies
  • 0 Helpful votes

Id like to ask for some little infowhen I have for example notoreous network local192.168.1.0/24 and I want to NAT on PIX :nat(inside) 2 192.168.1.0 255.255.255.0 0 0nat(inside) 3 192.168.1.1 255.255.255.255 0 0nat(inside) 3 192.168.1.2 255.255.255.2...

johnleeee by Level 1
  • 506 Views
  • 5 replies
  • 0 Helpful votes

I can't get the firewall to stop responding to pings, I have put in the following line of code.access-list outside_access_in deny icmp any anyThe firewall continues to repond to pings. What am I not doing?

Hi fellows,I have question about isakmp policy on PIX firewall.When I want to set up isakmp policy I use for example..Protection suite of priority 10 encryption algorithm: AES - Advanced Encryption Standard (128 bit keys). hash algori...

johnleeee by Level 1
  • 280 Views
  • 2 replies
  • 0 Helpful votes

We are implementing pix to pix vpns so in case our t1 goes down it will go to our backup cable modem and create a pix to pix vpn connection..I want to learn how to work with this, so I can contribute.. my question is.. how do I do that? Where do I ...

ibjames by Level 1
  • 607 Views
  • 5 replies
  • 0 Helpful votes