Network Security

hi, I need to configure a pix for file transfer and voice transfer from msn messenger. My users are behind the pix, in the dmz interface. I opened the ports 1863 and 6831 but it doesn't work.Thx.

PIX515-UR got two net card, outside ip: o1.o2.o3.o4,inside ip: i1.i2.i3.i4, PAT is enable, outside interface's ip is used by PAT. and an internal WEB server's IP: w1.w2.w3.w4, it is the same subnet with i1.i2.i3.i4, and static map on PIX: s1.s2.s3.s4...

I have had a problem trying to establish an outbound PPTP session from inside our PIX 506. I have had this with version 5.x and 6.1 now. I have tried it using PAT and now with a total NAT setupI can never do a tunnel through a PIX. I can do this thro...

Hi All,I have tried to get access to a PIX 501 WAN interface. I want to ssh and use the PDM via the (outside). I can't seem to get it to work. Can some one send me the commands?I have tried:ssh 0.0.0.0 0.0.0.0 outsideand it does not work.Thanks,Jerry...

I am upgrading a 525pair, from 5.2.3. Can anyone vouch for the stability of 6.1.2? I have tried 5.3.2 and had problems with some users getting through to sites blocked by my URL filtering box(Websense). I also tried 5.2.6, and experienced dreadful sl...

I have my firewalls installed with ver 6.1(1) and I dont use pdm to manage them. I have also disabled logging history debugging. All works fine until the firewall is rebooted ( ie for software upgrades or whatever). After the reboot I find that the l...

what are the differences between a router/or high end catalyst switch like cat6500 and pix like pix 515, as far as security concerns.

I have a PIX 515 setup and in use. The ISP provides 16 public addresses and routes them to the Ethernet LAN between the PIX and the Internet Router. The ISP manages this router so it is difficult or impossible to get changes made to it. The ISP route...

Here is the problem:I am testing CSPM 3.0. In user manual of CSPM 3.0 it is described that it is possible to create Remote Access tunnels. For creating rule, Cisco says that Internet can be used as a source, or modelled Cloud network that corresponds...

Has anybody managed to get a VPN working between PIX 6.x and Raptor Ver 6.5? My experience is that ISAKMP fails after successfully negotating phase 1. I've attempted configuration using manual keys but without success.

I have a pix with and address of 192.168.2.250 and have just installed a Cisco 760 to route to a WAN address 192.168.0.0. I can ping everything on the other side of the WAN link from the 760 and the pix but not from any pcs. I have the following on t...

I have a problem setting up a pix for one of our customers.The network i'm dealing with consist of a 1602 router on the outside, the pix, an inside network and a DMZ.The DMZ is my problem. The following is connected to the ports of the pix:Outside po...

Is there anything special I have to do to allow a windows 2000 server using w32 time service (SNTP) to access a time server through the outside interface of a PIX? I would like to accomplish this using only PAT on the outside interface's IP address, ...

I have a PIX to PIX tunnel running from Head Office (515) to a branch office (520). I have second tunnel running from another branch office's router (1710) to the Head Office PIX. Most of the time, performance of these two tunnels is good/reliable. H...

When PIX is using nat for H.323, PIX changes source IP address of packet header in order to send it to the host in the internet. But H.323 protocol has source ip address in the data portion of incoming packet to PIX. And the destination host in the i...