Network Security

If I have a pair of ASA firewalls terminating several IPSEC vpn L2L connections, and these firewalls are configured for failover, what happens to the active tunnels if a failover occurs? Is there a disruption or is it transparent? Finally, is there a...

Hi. I have a new site VPN between a ASA5510 at head office and a Pix501 at a branch office. When I reboot the 501 the VPN comes up fine (i.e. I can ping devices at both sides). However, after approx 10 mins the connection drops and doesn't come back ...

Hi,Please find attached the log I am getting on my ASA.What is the best practice to resolve these logs.In attached the file 122.160.x.y is the Public IP(ip on outside interface) on which my inside network is natted. My network chokes/goes down frequ...

isn't there a cisco tool for decrypting "user level" passwords?thanks, kevin

I am hoping someone can help me figure this out. We have an internal client which needs to be accessed from the Internet through our PIX Firewall. The client has an internal IP address in the range of 192.168.x.x (static), we also have an external ad...

We purchased an RVS4000 to allow 3 different SBS domains (172.16.x.x, 172.17.x.x, & 172.18.x.x) to use 1 internet connection (168.192.1.1) However, we are lost as to how to set this up?

I need to configure an IPSec over TCP on my ASA 5510. Is it possible?? where can I find some information??Thx

I have a Cisco 3845 router with on-board VPN module. I wonder whether I can use it for IpSec encryption of my 50 Mbps ethernet line. What is the maximum capacity of the on-board VPN module? When I send "sh crypto eli" command, it says mx IKE session ...

I have already set VPNs in ASA 5510, VPNs clients can access to local network without problem, my issue is that any users can not acces to internet when they are connected to local network via VPN client.what could it be the problem??I show the curre...

Whenever users drop the connection to the asa using the cisco vpn software the ASA 5520 is Not releasing Connections after.So when they try to log back in it errors out on the user end. i have to go into the ASA and logout the hung connection and the...

Hello So far I know that WAAS sets TCP options, 0x21 if I'm not mistaken, and upon neighbor discovery it adds 2 billon to the sequence number of the traffic that is meant to be accelerated. Since I'm running an early release I was trying to manually ...

Hi,I have a couple of L2L tunnels on a ASA 5510 firewall and from time to time (2 to 7 days) all the tunnels go down:sh crypto isakmp sa Active SA: 2 Rekey SA: 0 (A tunnel will report 1 Active and 1 Rekey SA during rekey)Total IKE SA: 21 IKE P...

does the 5505, with 7.2(10) code, support switchport security?thank, Kevin