What is a tunnel group in ASA?

What is a tunnel group in ASA?

You simply define a tunnel group by giving it a name and a type and then you add attributes to it based on what sort of VPN you are configuring (L2L or remote-access). Group Policies. Now that you have a tunnel group defined, you can associate group policies with it.

What is Isakmp tunnel?

ISAKMP – Internet Security Association Key Management Protocol. ISAKMP/IKE would build the Phase 1 tunnel, which later protects the ISAKMP negotiations and also it protects the IPSec Negotiations for the Phase 2 Tunnel. Phase 2 IPSec Tunnel protects the actual data, which flows between 2 end sites…..

How do I delete a tunnel group in ASA?

To delete a tunnel group, you use the “clear config tunnel-group” command. Note: Before you delete it, make sure you know the pre shared key / shared secret – to see this, issue a “more system:running-config” command.

What is WebVPN?

WebVPN allows a remote user to access Outlook Web Access, Citrix Workplace Environment (CWE), and other web-based applications from any computer with an Internet connection, with no requirement for additional software to be downloaded and installed to the remote machine.

How do I find my IPSec VPN in Asa?

Need to check how many tunnels IPSEC are running over ASA 5520….Please try to use the following commands.

  1. show vpn-sessiondb l2l.
  2. show vpn-sessiondb ra-ikev1-ipsec.
  3. show vpn-sessiondb summary.
  4. show vpn-sessiondb license-summary.
  5. and try other forms of the connection with “show vpn-sessiondb?”

How do I use Synology WebVPN?

General Management

  1. Click Synology VPN on the left panel, and go to WebVPN.
  2. Select Enable WebVPN.
  3. Specify the settings below: Custom WebVPN prefix: Enter a custom prefix for the VPN Plus web portal.
  4. Click Apply to finish the setup. A customized URL for the VPN Plus web portal will then appear for use.

What is crypto map used for?

A crypto map is a software configuration entity that performs two primary functions: • Selects data flows that need security processing. Defines the policy for these flows and the crypto peer to which that traffic needs to go. A crypto map is applied to an interface.

Is ISAKMP same as IPsec?

IPSec does use IKE, but ISAKMP is part of IKE. IKE establishs the shared security policy and authenticated keys. ISAKMP is the protocol that specifies the mechanics of the key exchange. The confusion, (for me,) is that in the Cisco IOS ISAKMP/IKE are used to refer to the same thing.

What is a L2L tunnel?

They are the ‘cheap’ way to connect two locations in comparison to dedicated access circuits. The only requirement is having the correct hardware and a ‘always on’ static IP at each location. I frequently joke that configuring a L2L tunnel on a ASA is easy and only takes 20 config lines in the CLI.

What is the difference between static and dynamic L2L tunnels?

In dynamic L2L tunnels, one side of the tunnel (the initiator) has a dynamic IP address. Because the receive does not know which IP addresses they are coming from, unlike static L2L tunnels, different peers automatically fall into the Default L2L Group.

What is the default tunnel-group type for IPsec?

The default tunnel-group type is ipsec-ra. The subsequent parameters depend upon your choice of tunnel type. To see the current configured and default configuration of all your tunnel groups, including the default tunnel group, enter the show running-config all tunnel-group command.

How do I create a tunnel-group in Linux?

Create the tunnel group, specifying its name and type by entering the tunnel-group command in global configuration mode. For an IPSec remote-access tunnel, the type is webvpn For example, to create a WebVPN tunnel-group named TunnelGroup3, enter the following command: