Dial-in
ISDN
- > 60 users, production for ~ 9 months
- typical day 40 different users, 20 simultaneous, 3hrs/user/day
- high degree of satisfaction
- startup more expensive than modems
Voice modem
- through campus 14.4kbps - getting rusty
- ISP (e.g. Netcom $20/month) nationwide
- ARA 33.6kbps ~ 340 accounts - getting rusty
Notes:
.ISDN: Startup costs from $600 (includes modem equiv ($325), $200 install +
$85 for internal house cabling).
Satisfaction in reliability, availability, ease of use (automatic set up/tear down,
looks like Ethernet), can handle windowed applications, inside firewall