Network Security

I'm new with the PIX and don't know how to block ports. I'm using the CLI and need to block certain ports to avoid the mess with the blaster worm.Can anyone tell me what to type in after I do the config t that will block these ports?Thanks.

I do wonder if this is the right behaviour of the router. If I reload my Cisco 3620 IOS VPN Server, both CA and router's itself certificates are gone. Need to do the procedure (crypto ca authenticate ..., crypto ca enroll ...) to get the certificates...

Am I right to assume that the handful of ports 69, 135, 139, 445 and 4444 are blocked by nature on the PIX? I have not expressly opened any of them as far as I can tell? I have looked around on the net and not found anyone talking about the PIX in co...

Hi,Just a quick question. I'm running a pix 506 with software version 6.3. I was asked to look into configuring the IDS part of the firewall. Is there any white papers explaning how to configure it properly? I have experience with cisco's firewalls b...

Hi,What would be thebest way to configure a pix 501 to work with a cable modem the ISP provides a heartbeat and authentication service that periodically checks in from PC this is similar to the roadrunner service that run on some cable NW in the stat...

Hi All,I want to do the tunnelling in GRE or IPIP mode on the router behind the firewall. Then I do static NAT on the router for the tunnel source. I have opened ip any any and GRE for that static IP but somehow, I got error messages such as no xlate...

Is there anyone who worked with the Policy NAT on PIX 6.3 (2) ?I have a scenario where a central PIX vpn a remote site PIX .I want to translate Remote site inside private addresses because theyconflict with another remote site.So i want the Remote PI...

Dear AllI got a problem with my PIX 525, when i upgraded the IOS from 6.1 to 6.3 .The problem is that the Gateway router failed to catch the mac-address (of the PIX) of some machines behind the firewall although the firewall see these machines, i don...

Scenario :- I had installed 2 pix 515 (primary and failover) behind my internet router . My inside network is having 2 WAN routers(with private ip addresses) connecting to 2 different sites(with private ip addresses) . The only way for them to access...

Hi All,I have a PIX 515 that is dual homed to the Internet through 2 edge routers (1 router per ISP). How can I load balance outbound connections? It doesn't have to be perfect, I just want to utilize the second ISP.Will this work if I run OSPF betwe...

Need some guidance on how best to configure the following scenario;Establishing VPN tunnel between my company and a business partner. They have one network on their side 192.168.53.x and we have many on our side, but none are in conflict with this ad...

I can't get into my Pix using the PDM.What is the default username/password? How do I specify the PDM username/password in the command line config?Thanks!

I am confused with handling of multicast traffic in PIX firewall. Some documents say PIX cannot handle multicast traffic and there are some documents which state how to configure multicast interfaces in PIX. I would appreciate if someone can shed som...

In a PIX can I apply access-list in both directions (in and out...as in a router)?