Network Security

Good Afternoon folks,In attached, are my network diagram and my "show run" , and my problem isMy server (172.16.3.1) cant ping or access the other server (172.16.4.1). What is wrong??Before I put the nat rule (nat (inside) 1 172.16.4.0 255.255.255.0)...

I have the switch set up for mac notification, and the switch has the below config. But no mac notification traps get sent to the CAM.interface GigabitEthernet1/0/24 switchport access vlan 800 switchport mode access snmp trap mac-notification added s...

We have a 5520, with the CSC, though without the Plus license.We would like to block Facebook chat, without blocking the rest of Facebook.A bunch of searching has turned up the following 3 URLs to block, so I put them into the CSC under URL Blocking....

Hi, I am currently facing the following issue with FWSM module installed Cisco 6509 E Chassis, Please go through the following questions in details and please let me know what could have been the issue with this case. we have go two FWSMs and both of...

HiI have a head office (cisco 877) with 2 remotes sites (also 877's) that VPN'd into head office.All was well, and I was able to ping from Remote site 1 to Remote site 2 via the head office router. Not the most efficient but at least it worked.I adde...

I am working with the IDSM-2, We have Cisco 6509 with CSM & FWSM, We are planning IDSM-2 in Inline vlan pair mode and now i want to monitor the traffic which is coming through Outside Interface of the FW contthat is vlan160 in inline vlan pair mode ,...

I have a ASA 5510 firewall on the outside of my network.  I can view a web camera internally after logging into the camera with no problems.  On the firewall I created a NAT entry to connect a extenal IP to view the web camera from a public IP.  For ...

Can someone please help me with the following Cisco ASA 5505 Firewall entry?Basically, I want to be able to go to a browser from an external site and type, https://<externalserverip>, and from there it would be redirected from 443 to 8443 to the inte...

I've got an ASA firewall with three active interfaces on it, an inside, outside, and DMZ. In the DMZ I have my servers. Each has a static mapping to an outside ip address in the form of a static (dmz,outside) x.x.x.x x.x.x.xI have an internal app on ...

We have a FWSM in a Cat6500(12.2(33)SXI). We use AAA tacacs with local failover for ssh access to both the FWSM admin context and the switch. Works great. However when trying to session to the FWSM from the switch it only seems to allow 1st level acc...

Hi,I have a Transparent FWSM with about 13 contexts.  All works fine except when trying to Firewall an interface that's trunked (with phone and PC on different VLANs) by changing the native VLAN.  Access remains to the phone, but is lost to the host:...

Ok....hopefully someone out there can assist me. I have an dual failover two ASA 5520 scenario that we are using for firewall purposes.  I have the URL filtering setup on these ASA's which are currently filtering http traffic without any problems.  H...

Hello,I have an ASA5505, where the disk0: (CF) died. Writing brings "I/O error", an attempt to format fails (card is read-only it says). I know that I can change the CF card by unplugging and replugging a new CF card into the CF slot inside the ASA55...