Network Security

RT

can a router have more than 1 snmp community string both for RO & RW? if yes, then which command to configure to assign one as default. what will be the implications? the string are mentioned below.snmp-server community nms RWsnmp-server community ca...

All,I could really use someone's help. We have recently moved our Internet Mail Server from the Internet to the DMZ. We are runningLotus Notes Domino. As you can see from the configuration below, I have created the Access Lists to permit tcp 1352 tra...

HiI want to prevent my external PIX interface from being "pinged". I removed the "conduit permit icmp any any" statement and added a "conduit deny icmp any any" command. Now I cannot ping anything on the Internet nor can anyone ping any of my NATed a...

we have a router doing nat and vpn to remote through internet.PC can vpn without nat (lan-lan), but, how it can re-direct traffic to internet when ip is not nating ?the router has a default route to internet.The VPN works fine and internet connection...

My customer has 3 public networks and a single Internet connection. The IP address space on their Internet connection is a 30 bit point to point subnet. The other 2 networks are Class C. They want to use these 2 Class C networks for Static nat transl...

Hi! What I need to upgrade a Pix 515 v6.2(2) to make it compatible with IPv6??Thank you!

Our ISP has supplied us a Cisco router which is currently connected to a switch. I am trying to add a PIX 501 into the mix. Below is my current running configuration on the PIX and the router. I am not able get an outside connection when the PIX is i...

I'm implementing my first PIX this weekend, and I wanted to post my config for you experts to look at before I start. If anybody notices something that may cause some problems, or if you have any suggestions, I would greatly appreciate it. Thanks.PIX...

Hello there,It's more question of design, so I'd really appreciate any ideas. Basically we have a leased line connection, it's connected thru serial interface to 1721 router. There are 12 VLANs (subinterfaces) setup on internal router's ethernet inte...

I have the .bin file for 6.3(2) on my tftp server. I need instructions to upgrade my pix from 6.2(2) to 6.3. Please let me know the commands to back up my existing configuration and upgrade to newer version.

Hi,I'm curious to find out what goes on as far as communications between a local host and a router is concerned when the arp cache of a router has two instances of the same MAC address but different IP address. What would happen to local hosts wantin...

Dear All,I have PIX 506E and I want to backup pix images (.bin) to a safe locaation as per overall backup procedures.Please advise exact command to use.Thanks in advance

Can anyone tell me how to tell if I have a restricted or unrestricted liscense on my PIX-515? Here is the show ver.Firewall# sh ver Cisco Secure PIX Firewall Version 5.3(2) Compiled on Tue 03-Jul-01 21:57 by morlee Firewall up 9 mins 0 secsHardware: ...