Network Security

Allow the web  server(193.170.4.2) in DMZ to communicate with the our exchange server(10.77.51.87) internally via SMTP..for which I used access-list acl-dmz permit tcp host 193.170.4.2 host 10.77.51.87 eq smtp but it did not work. Is it because of th...

Dear All,I got a situation. I have a 5510 with me. I want to terminate two Internet links on that. The primary Internet Leased Line to access my DC network using Site-to-Site VPN, and the secondary ADSL connection to access my other location network ...

I have a question surrounding QOS. Although I have many branch offices that connect to my data center via IPSEC VPN tunnels. I think it will be easiest for me to understand if I focus on a single link, but please keep in mind that whatever I come up ...

I have a home network using a 2600 and PIX515E, and unfortunetly I don't know how to set up ACLs. I read a few Cisco documentation but unfortunetly I am unable to grasp the concept of how to define them. Would anyone be able to give me a crash course...

Can anyone give me more explanation on the following and is there anything I should be doing?:<146>Mar 05 2012 11:37:06: %ASA-2-106016: Deny IP spoof from (0.1.0.4) to 0.1.0.4 on interface insideGo the following from CISCO site:106016 Error Message  ...

Upgrading from 7.2 to 8.4 cisco ASA rewrite itself commands ? Nat for example is different from 8.3/8.4 right ?Thanks

Hi,i'm installing a Firewall Cisco ASA 5550 with 8 Gigabit interfaces.I have installed firmware 8.2.3.Is it possible to make link aggregation on ASA to have more bandwith?Thank You.

I have an ASA 5505 current f/w & the security plus license (to get the 3 nameif interfaces). Can I split traffic between two ISPs, (VPN traffic to one destination on a T-1 on one VLAN, and all other traffic using DSL to another VLAN) and using a diff...

Hi,The following time,IPS could not connect to cisco.com.14Jul2012 16:50:01.939 28796.397 mainApp[360] Cid/E errSystemError AutoUpdate exception: HTTP connection failed [1,0]15Jul2012 00:50:01.919 28799.980 mainApp[360] Cid/E errSystemError AutoUpdat...

Hi, In last month I found latest released IPS software version 7.1(5)E4 for IPS appliance 4260 on cisco site.However it is no more available over there now can I have exact download location of the software upgrade as I want to upgrade my device with...

Can someone help clarrify some things.  I read that WCCP is supposed to support failover.  I want to WCCP redirect some web traffic to a proxy.  If that proxy is not avvailable the I want to redirect it to another "backup" proxy but when looking at t...

Hi,I have a server (172.16.10.1) inside the LAN and IP of the server has been maped to public IP 41.219.130.10.Topology                                                                             Server(172.16.10.1)DNS Server (8.8.8.8)  ----- Outside...

The   IPS-4240-K9  [IPS Version 7.0(4) E4] is deployed in inline mode before the ASA and perimeter router .The design is  LAN->IPS->ASA->Internet Router.The problem is that when i am uploading on the internet the IPS inspection load increased to 100%...