
9-18 User’s Reference Guide
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■You can specify that this router will Initiate Connections, acting as a foreign agent (Yes), or only answer them, acting as a home agent (No).
■Tunnels are normally initiated On Demand; however, you can disable this feature. When disabled, the tunnel must be manually established through the call management screens.
■You can specify the Idle Timeout, an inactivity timer, whose expiration will terminate the tunnel. A value of zero disables the timer. Because tunnels are subject to abrupt termination when the underlying datalink is torn down, use of the Idle Timeout is strongly encouraged.
An alternate way to force a tunnel to stay up is to define a forced up scheduled connection for the profile. See “Scheduled connections” on page
■Return to the Connection Profile screen by pressing Escape.
■Select IP Profile Parameters and press Return. The IP Profile Parameters screen appears.
IP Profile Parameters
Address Translation Enabled: | Yes |
NAT Map List... | |
NAT Server List... | |
Local WAN IP Address: | 0.0.0.0 |
Remote IP Address: | 173.167.8.10 |
Remote IP Mask: | 255.255.0.0 |
Filter Set... |
|
Remove Filter Set |
|
Receive RIP: | Both |
Enter a subnet mask in decimal and dot form (xxx.xxx.xxx.xxx).
■Enter the Remote IP Address and Remote IP Mask for the host to which you want to tunnel.
Note: A peculiarity associated with VPNs is that when a foreign agent has NAT applied to a Connection Profile set for ATMP data link encapsulation, the home agent and devices behind it, cannot Ping the foreign agent's tunnel
Ordinarily, Ping is an excellent troubleshooting tool, but it will not be effective in this circumstance. Instead, use another TCP- or