Network Security

We are getting vulnerability scanned by a PCI company and keep getting failures that state "OpenSSL SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG".  I've opened two TAC cases and TAC said that this vulnerability was addressed several versions back (we're c...

I am trying to troubleshoot an ASA550 connectivity issue. My initial tests are to ping the Internet router from the ASA This is failing and also a sh arp only shows internal addresses. Before I have to go to site to check this out can anybody confirm...

Hi all,I'm getting tons of alerts for the above signatures, all targeted at one server but from different IP Addresses.  They started in Germany, and now are coming from Texas.  We've checked the server and it's not vulnerable to the attack, plus the...

Dear Experts,I have created a VPN connection for ASA 5512-X by using the wizards and nothing seems to be wrong on the wizards's config.I am able to connect to the network by using the VPN but unable to ping internal network.Below is my config for you...

Hello,I've been trying to set up a simple port forward on a Cisco ASA 5505 (OS version 8.3.2).I have an external IP 94.112.245.203 and I'd like to forward a port for Windows Remote Desktop (tcp/3389) to a server at 192.168.10.2.Here are my object, na...

Good Morning all,I have a question, I've researched around the internet to find the CLI commands to open ports TCP 5060/5061 and UDP ports 1024 to 65535 to my SIP provider. I'm a voice guy so i'm VERY new to Security and I would like some assistance....

Hello allI recently installed windows 8 at my pc and i tried to install the program which i administer my CISCO Router 880G.The program Cisco Configuration Professional 6.2 gives an error when i tried to open it at windows 8.                  

Hi,Anyone know a simple fix for this? or or any one can fix this for me, and how much the cost is? Or I should discard it? Below is the console output when power is connected.more info: It stuck at line:    Cisco Systems ROMMON Version (1.0(12)13) #0...

Some how I have ended up with multiple network objects for the same network exampleobj-192.168.1.0obj-192.168.1.0-1obj-192.168.1.0-2All are for the same network but have different nat statements. When I look at my NAT statements I have a bunch of man...

Hi all,recently, ater successfully connecting the VPN to the ASA 5505, I am unable to then launch the ASDM client meaning that I can only SSH in to the unit.I found an old post from 2008 and replied to that also to get some help. It refers to an arti...

I am at a customers site and there is an issue I've haven't been able to find a cause for.They have an ASA-5510 with version 8.2(5).  They just upgraded their Internet bandwidth to 30 Mb both ways.If we do a speed test in front of the ASA, we get 28 ...

I just configured my ASA so I can remote access via SSH but I can't seem to get it to work. I have my ASA (10.0.10.1) with my wireleess router (192.168.0.1) connected via the WAN port.  I should be able to access the ASA from my laptop (192.168.0.105...