Network Security

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Hi,Here's the problem we experienced earlier today. It first caught my attention when users were complaining that they couldn't get to the webservers, which resides on the DMZ. So I tried to telnet to the pix box, but couldn't. Then, I went to che...

bz by Level 1
  • 1311 Views
  • 2 replies
  • 0 Helpful votes

I am not able to establish IP connectivity between 2 LAN's. Pix with no outbounds restricts forwards traffic via ISP "A" and the return traffic comes in through a router on the LAN via ISP "B" I am able to ping and trace to the relivant servers but u...

hbarkus by Level 1
  • 1232 Views
  • 2 replies
  • 0 Helpful votes

I was just given a PIX 520 with an old configuration that needs to be removed. Anyone know of a quick way that I can erase the current config so I can start with a clean slate?

mitchel by Level 1
  • 1245 Views
  • 2 replies
  • 0 Helpful votes

i want to upgrade my pix(525) software from 5.2(5)to 6.1,here i have some question,please help me 1.how can i fetch my old pix ios from pix?2.what is the best way to up my pix software from 5.2(5), copy tftp flash mode or from monitor mode? 3.if i fa...

aimxyi by Level 1
  • 1218 Views
  • 2 replies
  • 0 Helpful votes

Dear I am beginner of PIX I set up a network Internet ----PIX--- mailserver and DNS And I run the following command conduit permit udp DNS eq 53 any conduit permit udp mailserver eq smtp any I can resolve the MX and IP of mailserver in internet zone...

logintck by Level 1
  • 1406 Views
  • 3 replies
  • 0 Helpful votes

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...

rgonzaga by Level 1
  • 1256 Views
  • 1 replies
  • 0 Helpful votes

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...

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