Why can multiple default routes be a problem?
NetModem Client may need to update the routing table to ensure that it allows the NetModem Server to remain reachable. This is nessesary because a Dial-Up Networking (PPP) connection will change the routing table to reach the DUN destination. Each time a NetModem Virtual COM port is opened, the default action is to update the routing table as needed to allow the NetModem Server to always remain reachable. If there are multiple default routes in the table, NetModem Client will use the first default route to determine a new route which might need to be added. Problems can appear if the route table has default route(s) which are bad, for example, if the IP address listed as the gateway doesn’t exist or is unreachable. If the only default route is bad, or the first one of multiple default routes are bad, it is likley you will experience a problem when creating a Dial-Up Networking conection. If NetModem Client needs to create a specific route for a NetModem Server which is on a different s
