Network Security

Dear All,This one might be a little anti-intuative but I'm sure it's not uncommon enough for it to have never cropped up before.I run a very simple network. 1 connection, 1 firewall, 2 servers on a 192.168.1.* network. Each server has a hostname say ...

Anyone know location of any guidelines/best practices on configuring a PIX securely, i.e. changing default telnet account, disabling unused interfaces etc?Many thanks

I have a few email servers that send out subscription mailers (10.1.1.16-18) to our customers. This is done to balance the load of emails being sent. I want to make it appear on the outside that the mail sent from all three of these servers is coming...

hi,when I,m trying to add a route on my pix 501 the message appears "route already exists" but I don't have any routes configured yet. My outside interface now has a fixed ip address, befors fixed ip address it was a dhcp client so it obtained ip add...

Whenever I entered the following commands,isakmp policy 10 authentication pre-shareisakmp policy 10 encryption 3desisakmp policy 10 hash md5isakmp policy 10 group 2isakmp policy 10 lifetime 86400isakmp policy 20 auth pre-shareisakmp policy 20 encry 3...

Hi,Basically I've been asked to block Kazaa from our network. I'm not too sure how to set this up. I'm thinking of creating a outbound access list but I'm not too sure how to go about it. Basically the way it is setup now, everything is allowed from ...

I am getting confused about PPTP/GRE configurations and VPN configurations.I have a PIX 515 running 6.3. My PPTP server is remote. I have need for two local servers (clients?) to connect to this server using PPTP.I have added fixup protocol pptp 17...

Is it possible w/o deleting the ACL?

I want to connect to the PIX 501 with SSH from an external host in a particular way, and I have been unable to do this. We have a single public IP address. I want SSH clients that request connections to the standard SSH port to be connected to one of...

Assume I have a pix config file backed up. I wish to restore this config to a PIX, having the content of the file REPLACE the current running configuration. My understanding is that with config net that the file will be MERGED into the present config...

Can someone give me the basic difference betweenusing IOS with firewall and a full featured FW or PIX? I have to believe there must be some differences other than maybe load it can handle?My dealer rep. told us that basically they can do the same th...

I have a pair of 515e configured with cable failover. I wanted to configure lan-based failover. I'm currently using the inside and a dmz interfaces, and the only interface available is the outside. Can I use it for the failover?

I have a customer who I originally configured with a site-to-site VPN using IOS Firewall on 1721/51 routers. They use IP phones on one side and have both IP sets and call control on the other (non-Cisco, sorry). The config sent intersite VoIP traff...

Apologies for my ignorance but is there any way of securing NTP coming in from an external public (ie: not owned by us) clock source into our internal network?I presume we cannot use ntp authentication because the time source is not ours?Or are you l...