Network Security

Hello all,I'm very very new to cisco IOS and could use assistance/enlightenment with it and how it works.In comparing the 891 (IOS 15.1) firewalling/security features to that of the small business routers, how does one go about setting up the same ba...

Hi Alli need to check that ports 443 and 8443 are open on my DMZ VLAN IP Address 10.1.24.30please could some post the commands i need to use whilst using telnet to access my firewallMany ThanksKevin Lee

Hi Forumers'would like to consult is there any way i can block video streaming, such as online tv. Culprit protocol is RTMP and Flash video. Any ideaThanksNoel

Good morning to all,I just finished implementing a VOIP install and I am trying to setup some softphones and in order to allow the softphones to work I need to open some specific ports for outbound.  I am not a Cisco guy, I am a Windows Administrator...

I am trying to set up a DMZ on my Cisco ASA 5505, so that the wireless clients are connected behind the DMZ, the LAN clients are connected behind the inside interface and both groups of clients can get to the Internet.  I have been able to configure ...

I have a Cisco ASA 5520 (8.0) and I'm trying to figure out how to prioritize traffic to specific websites (by either domain names or IP addresses/ranges).  This document https://supportforums.cisco.com/docs/DOC-1230 has some great examples, but I'm n...

Quick question about this state change reason.  We had an FWSM, in a two chassis redundancy configuration, recover from a reload and it went from state Not Detected to Disabled due to LAN Interface become un-configured.   I have a sneaking suspicion ...

I need a little help.  I lost the ability for my Web server (or any servers in the DMZ) to access the Internet. However, the Web server is still being used fine from the Internet. Here is my config, any help would be appreciated.ASA Version 8.4(2) !h...

I'm trying to use port redirection to allow outside access to a internal web server. As far as I can see, everything is configured properly. The Open Port Checker tool from yougotsingle.com says that the port (80) is open. However when I goto access ...

Hi Everyone,I have an ASA5550 and have a few remote users using  the CISCO VPN client on their laptop to remote into our network.  How do I coonfigure the ASA to scan the remote host (ensure that they have an Anti-Virus program and it is up-to-date) ...

What is the impact of disabling xlate in FWSMHi,We have dynamic NAT configured from inside to outside interface, but still it is showing NAT entry as below."NAT from inside:177.26.99.10 to outside:177.26.99.10 flags Ii"Expected NAT entry should as be...

Hi all,           I am hopping that someone here has experienced this issue and can shade some lights for me! With that being said, let's get to the bottom of this. Our ASA 5510 has been in place for nearly two years, we never have any issue what so ...

I saw the message which is written below in this address ; http://cisco.com/en/US/products/hw/vpndevc/ps4077/products_configuration_example09186a0080671a8d.shtml “The IPS appliances must be in on-a-stick mode, meaning that the IPS appliance can ...