6 Sep
1997
6 Sep
'97
11:45 a.m.
turned out to be Phone numbers belonging to PSI, UUNET. It was interesting that the PPP Dial-up logon user ID was of the form: "ELN/userid" The "ELN/" in front of the userid stands for Earthlink Network, so that PSI/UUNET knows to which ISP to route the particular dial-up user.
For what it's worth, the prefix (.*)/(.*) $1 is not relevant to the L3 routing of traffic (ie no P2TP tunnel or such) but rather is relevant to how the login is authenticated. The prefix tells the network access server (or the authentication infrastructure) to which authentication servers to send the login authentication request. -alan