Network Security

There is one Windows MMS server sitting inside the network.I have done port based static natting in the ASA for that server with port 554(rtsp) as we dont have more public IPs.for this natted IP I have allowed IP any any. Still when I am trying to co...

Hi all, I'm trying to use IOS Firewall on a 2811 router. I use 2 interfaces F0/0 as a WAN interface to internet and VLAN1 as a LAN interface.This is the configuration I'm trying: ip inspect name Firewall pop3ip inspect name Firewall imap3interface vl...

I have a general NAT question I hope you can help us with. We are converting from a large public ip address block (no NAT whatsoever) into a private address space using a combination of NAT / PAT, etc.I think the ASA can do this without issue (versi...

How will NAC handle users that log into computers that need to have static IP addresses?

Hi there!, I'd like to know if anybody has the same problem that i have, When I try to access my ASA using ASDM the process load until 100%, returns the message "Software updated completed" by the interface doesn't open. I try to reinstall the softew...

Hello all,I have a VPN tunnel to a 5510 and I want to display a banner on teh VPN client after the user authentication was successful.I tried in teh policy but I cant get that to work!Thanks,Vlad

Hi, I have come to know that NAC and Wireless Controller need to be integreted in the same segment/LAN to work with wireless user as well as wired user. Can anyone tell me how does NAC works with wireless controller?

I have ASA 5540.i got ICMP request continuos on Inside network to firewall port.i want to know is there any attack or some ping from that server to firewall port.6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y....

HI I configure ASA 5520 to protect my network, but i can't go to the internet from my inside.i can ping outside address frome outside interface from asa but not from inside .ciscoasa# show run: Saved:ASA Version 7.0(8) !hostname ciscoasadomain-name d...

Hi all I have firewall with three zones namely inside,outside and DMZ.On the DMZ we have webserver and static NAT is given on the firewall.From outside i can access the webserver using public IP.But from Inside i cannot access on Public IPs or any o...

Hi all,I have configured a vpn that just working it, when we initiate the traffic. If remote to try initiate any connection, will be unble to make it.Do you know why should is heppening this?Just this peer is able to initiate the trafficaccess-list o...

Hello,I don't find the info about what are the defaul connection parameters for ASA 8.0 or above when you don't define any Class-map. So For default connection which are the default value like:Max TCP/UDP connection & TimeoutsMax Embryonic Conn & Tim...

Hi experts, I've configured a Zone Based firewall on my 871 router with the latest IOS 12.4(24)T. My problem is that when i apply zone-pair internet-self source internet destination self i can't receive any traceroute responces from the router. When ...

Hi All,I have currently configured ASA Phone proxy using non secure mode and it seems to be dying when trying to establish an SSL connection with the client.I have configured it exactly in accordance to the example in the configuration guide for 8.0 ...