Locally Cox Cable offers Road Runner in Fairfax County. Some are only one-way, so you need a phone line uplink. Bi-directional service is better since no phone line is needed for uplinking data. Limited availability in Fairfax . Started January, 2000.
B channels equal two voice channels.
Erols does not allow bonding. Bell Atlantic does. Use Win98 multilink option to bond lines together. Final advice . Observe your connection speed.