Network Security

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Forum Posts

VTI interface on 2811 always UP/UP

Two 2811 routers, both on 12.4(13r)T5 software.Each has a VTI interace. VTI works great, i'm running ospf across it which also is working well. My problem is that if i shut down the ethernet interface (through software or unplugging) on router A, t...

rterpstra by Beginner
  • 1 replies
  • 0 Helpful votes

Resolved! telnet inside

I'm currently configuring ASA 5505 for external users. The ASA is working fine.Just one thing...I am not able to telnet the ASA froma workstation inside the firewall.i have added the following:telnet insideand telnet time...

desrochj1 by Beginner
  • 6 replies
  • 0 Helpful votes

L2TP over IPSec, ASA 8.0

We use CISCO VPN Client for RA. Now, a special application have to work with L2TP over IPSec. First I configure as shown in and after with ...

isk-admin by Beginner
  • 2 replies
  • 0 Helpful votes

ASA redundant L2L tunnels

Hello.I have situatation with ASA 5505 on remote office and ASA 5510 on central location. There is L2L tunnel between them.Now the remote office is getting second ISP. I established L2L tunnel over second ISP.The problem is that on remote office ACL ...

ASA 5505 VPN Throughput

Helo Everyone,On a site to site VPN tunnel using a 5505 at each site can someone tell me what the maximum througput will be? I see that the 5505 can do 150Mbps on pure firewall throughput but not sure if tha wuld be the same for a VPN tunnel.Thanks ...

angel-moon by Participant
  • 3 replies
  • 0 Helpful votes

WebVPN design issue

Hi,i've got a question concerning the WebVPN feature of the ASA 5520. In our setup there is an outside interface and an inside interface. WebVPN is enabled on the outside interface and clients can connect there via browser on the portal site of the A...

cco1 by Beginner
  • 1 replies
  • 0 Helpful votes

site-to-vpn goes down

Hi, I have a cisco 2811 connected by vpn to a sonic firewall. On several occasions the connection is down. In the log of the Cisco 2811 i get the following error:%CRYPTO-6-IKMP_NOT_ENCRYPTED: IKE packet from was not encrypted and it...

Zone Based firewall issue

I have an 1811 with an old cfg on it. i want to update it to use zone based rules.However the SDM is telling me that the legacy firewall is in place, and I need to remove them.i am a security nad routing newbie. Can some one point me in the right dir...

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