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TW-H6W1IR ISDN Remote Router
Configuration and Management 51
information). This is because if a user on your LAN makes a request to
download a web page for the first time, for instance, since it is the first
time, the TW-H6W1IR will not have any record of the web page’s IP
address. If no default next hop router is defined, the request will be
dropped and the user will get a ‘Destination Unreachable’ error
message. However, if a default next hop router is defined in the
IP
Static Routes , the TW-H6W1IR will pass this request on to the ISP (the
request will go through) and the user will receive the web page.
IV. In the case where there is no match for the destination IP address in the
routing table, and no default next hop router is defined, the packet will
be dropped and no action will be taken.
The Remote Access Configuration submenu is shown below. All items
in the submenu are described as follows.
Dial Configuration
You can configure the two ISDN interfaces on your TW-H6W1IR to
dial-out only when a packet is forwarded to that interface, and hang up
after all data has been transferred and the link is idle. This can be used
to lower the cost of an unpopular link or used as a backup link to your