Network Security

I have a site to site IPSec VPN setup to a Cisco 1711 router, and am getting occasional error messages of this type:%C1700_EM-1-ERROR: packet-rx error: ESP sequence fail, id 60, pool offset 0This appears to be caused by the router seeing a sequence n...

Hi,We have setup an asa 5550 with ipsec. When I have build up the vpn connection and then try to ping a external (internet) address it works but when I try to browse it will not work. Is this an firewall issue on the ASA?Thx,Marc

We have an ORACLE server (Linux) which will connect to an ASA firewall and we want to forward its traffic (port 1521) through VPN to the ASA. We were thinking of installing the easyVPN solution to the server, is this a good idea? Can this be implemen...

I have a pix 501 running Device manager 3.0(4). Just recently I am unable to bring the manager up in Explorer. It takes my two passwords and then hangs before the device manager window pops up. I tried differnt machines and browsers with the same res...

HelloI need some help on configuring a VPN tunnel between 2 customer sites.inside networks:site1: 192.168.10.0 /24site2: 10.10.14.0 /24hosting network: 172.23.0.0 /24Site1 has an MPLS connection to some hosting provider, which goes through a router t...

Hi I am able to connect to vpn and can pretty much do everything except access a server using a client application on my pc on port 2770, thoughi am able to do so if not connecting through vpn. Is there anything that needs to be set on the vpn for th...

Hi,I need a little sanity check please. I want to consolidate two PIX's onto a single ASA. Each PIX currently has an IPSEC VPN that terminates on the same remote peer (our ePoP VPN router).The plan is to have interesting traffic for both local subnet...

Hi, I have an ASA 5505 Firewall. Problem is every day or so it blocks internal users from internet access. When I log on to the firewall itself I can access the internet and the LAN. However until I restart the ASA no user can access the internet. I ...

Hi,Some of our sites are under constant attack with TCP Syn/Ack i.e Syn followed by an Ack and no Get HTTP. Would want the Firewall to hold the traffic until there is a geniune payload. Plz Help.Here is the sequenceAttacker sends SYNServer sends SYN/...

We have VPN IpSec tunnel setup between two locations. Customer initiates connection it appears getting connected:ipconfig shows correct host/gateway IP addresses but no traffic being passed through.

We are trying to work out a way to upgrade a standby ASA through CSM. Has anyone been able to do this? I have some Flexconfigs created to copy the code and reboot the ASA, but they only work on the primary ASA.

Hi, We have ASA 5505 running for our Production n/w and using 4 V-lans which are configured on ASA. Now we want 6 more v-lans to be added but we cant configure on ASA because of limited interfaces. As I know we cant make sub interfaces on ASA 5505 mo...

Could anyone point me in the right direction for usable information, for a beginner, on how to setup/customize the SSL VPN Portal?

Hello all,I have created 3 vlans on my ASA 5505, 5,10,15,and 20They are on Interface 0/4 and trunked to a switch port which is also configured as a trunk. All works great....EXCEPTI have a printer on VLAN 20 (192.168.20.15) that folks on VLAN 5 and 1...