Vpn Authentication Information - Cisco OL-4015-08 User Manual

Chapter 8 Site-to-Site VPN
Details
Tunnel Destination
IP Address of the GRE tunnel

VPN Authentication Information

OL-4015-08
Click to obtain details about the interface that you selected. The details window
shows any access rules, IPSec policies, NAT rules, or Inspection rules associated
with the interface. If a NAT rule has been applied to this interface that causes the
address to be unroutable, the tunnel will not operate properly. To examine any of
these rules in more detail, go to Additional Tasks/ACL Editor and examine the in
the Rules window.
Enter the IP address of the interface on the remote router at the other end of the
tunnel. This is the source interface from the point of view of the other end of the
tunnel.
Make sure that this address is reachable by using the ping command. The ping
command is available from the Tools menu. If the destination address cannot be
reached, the tunnel will not be created properly.
Enter the IP address of the tunnel. The IP addresses of both ends of the tunnel
must be in the same subnet. The tunnel is given a separate IP address so that it can
be a private address, if necessary.
IP Address
Enter the IP address of the tunnel in dotted decimal format. For more information,
see IP Addresses and Subnet
Subnet Mask
Enter the subnet mask for the tunnel address in dotted decimal format.
VPN peers use a pre-shared key to
key must be the same on each side of the VPN connection.
Cisco Router and Security Device Manager Version 2.2 User's Guide
Masks.
authenticate connections from each other. This
Create Site to Site VPN
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