Network Security

hi all i have read the document specifying we can enable authorization for icmp traffic with acs. i tried it as mentioned in the student guide but unable to get it done. can someone pls help me with it. regardssebastan

All of the recent versions of the ASDM images on the Cisco website have the wrong MD5 hash when I download them. I was first alerted when an upgrade attempt did not work, now when I check them on the PC, nothing matches. All of the PIX images work pe...

I have cisco 831 in remote office. Remote office is connected to Central Office through IPSec tunnel. I has configured netflow export from sorce address Lan interface (inside interface) remote office to Server central office. But I did not see netflo...

I have a pair of 525's which failover anyware from 5 to 10 times a day since my upgrade to 7.21.I started with my standard Failover config using the serial cable and a dedicated interface for statefull failover. In the process of troubleshooting I ha...

We have 12 * 7960 handsets connected to a 3550 switch which in turn is linked to an ADSL router which is tunnelling to our corporate HQ via a GRE VPN over a 2mb link. We are currently experiencing jitter even if only one call is in progress. QOS has ...

Hi,I have a pix 525 running 7.0 software version.The gigabit interface is configured in the following way:interface gigabitethernet0/1nameif housingsecurity-level 60ip address x.x.x.x 255.255.255.0I want a vlan to use the gigabit, does this conf corr...

Hi,I have the following network architecture:Core switch(A)6509==Core switch(B)6509 | | PIX535(A)----------PIX535(B) | | Switch(A)3560==Switch(B)3560 | | Border Router(A) Border Router(B) | | Extranet Network Pls help me and give me any good advice f...

HI, I configured the 1751 with Frame-Relay and VPN, it is OK, but when I try the Terminal-service conection doesnt works. Any tips ? TIA

I have a configuration on a PIX firewall where I am NAT'ing outbound to a pool (a single IP address) and will be using that same IP address as a source for an inbound NAT. When I had this configuration, I received the following error message. 6 Nov 1...

Is there anyway to do RSPAN from one site to HQS over layer three connection. I got IDS at HQS and i want to capture traffic from site ? cisco documents talk about RSAPN over layer 2 network but in my case it is going to be layer 3 because it has to ...

Greetings,I have a PIX515 with 6.3(5). I am trying to convert some Alias Statements, original input by a former employee, and need some guidance to convert to Static Statements.Here are a couple:alias (inside) 10.xxx.xx.x 2xx.2xx.xx.xx 255.255.255.25...

dear sir, I use Catalyst 6513 + 1 module IDSM-2. I use Cisco VMS to manage IDSM. Now, when I connect to IDSM, and I use the function "Automatic Signature Download" and I have an account CCO and password. However, I can not download to update singnatu...

I have bought a cisco 3845 with IDS module,but I think I also need a account to update the attack signature on IDS module periodly,who can tell me how?

All,Problem was started, when one user was not able to access some websites. So we decided to run ?debug ip packet ? on our router (perimeter device) and noticed that packet was getting dropped on our router, because of the following policy-map mark_...

Hi,When using 'inspect http' on FWSM for outbound traffic, some HTTP traffic is very slow (for some clients).I have a 100MB test file on a external server, some clients are able to download it with full speed (70-80 mbit/s) while others seem to be li...