Network Security

I'm doing Video conferencing thru ADSL connection using PIX Firewall 6.3 and doing PAT.Do I need to open any ports or by default it already open by the standard fixup port?

Hello,We currently have an ADSL connection with a ZyWall firewall with has limited upstream bandwidth. What we would like to do is to get an additional SDSL connection with 1MB in both directions that we can use just for hosting our mail server/vpn u...

I have a Pix 515 with 3 interfaces. Interface 2 has a workstation that will need ot join a domain with the server living on the inside interface. I have port 389 allowed but it doesn't let the client join the domain. Does anyone have a suggestion as ...

I have a client which access a server through Exceed application which uses UDP port 177 and gets a reply from the server on UDP port 6000.How do i configure this through PIX firewall.The Client is on inside interface and the Server on DMZ.RegardsPat...

Hi!Is it possible to configure the PIX in order to block users from downloading files from the Internet?I mean, I want to allow them to browse the web but no to download any files!Thanks!

Hello, I have a client that has a Pix 515 firewall and I have a Watchguard Firebox 1000. He gave me the Cisco vpn 3.5 software to install. My question is, what ports do I need to open on my firebox to allow outbound and inbound communications to his ...

Hi,Have a 506e which was working fine; suddenly it started to disconnect and noticed that I could not ping the inside hosts. When I reduced the arp timeout from the default 14400 to 20 secs; it works fine even so I get sudden timeouts, but the connec...

about 30-40% of the time my pix 6.3(1) boots into monitor mode, requiring a manual reload. is this a memory problem? any ideas? thanks

Hello! I was testing a firewall from Cisco and I notice that my Outlook loses connection with the Exchange server. From the Firewall perspective, Outlook is located in a more secure interface than the server Exchange. When I said (lose connection) I ...

I have 2 pix 515E firewalls configured for stateful failover. Works great but just want to know if the primary unit fails and the second becomes active then the primary becomes active is there a way to get the primary to become the active unit again ...

I am trying to upgrade my PIX515 to 6.3(3). After following the procedure to tftp in monitor mode with different machines and different tftp servers. I see the image transfer then a message is seen on the console stating that the checksum verificatio...

Hi,I have a PIX 506 with a 3DES tunnel to a PIX 501. I would like VoIP traffic to tunnel without encryption or at least less encryption.I was thinking about using tunnel interfaces(i've created 'int tunnel 0' on 2600/1700 routers in the past) because...

I am trying to import a configuration into VMS 2.2. I am sure that all the passwords are correct and that all the IPs are correct. Is there a particular step(s) that I am omitting? Are there correct ways to actually discover your PIX in VMS IDSMC?Tha...

I am looking for an easy way to measure utilization on a site to site vpn configured on a 3005 concentrator. Help?