Dual NIC Network Problems - TechRepublic
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September 3, 2001 at 07:08 AM
webmaster

Dual NIC Network Problems

by webmaster . Updated 24 years, 1 month ago

We have a strange problem…
Setup:
10 PC’s, Win ’98, Windows Networking,
Dual NIC’s, dual Switched hubs, 1 hub is connected to all PS’c and cable modem for internet and External VPN provided by cable co. (uses dynamic IP’s, TCP/IP only), 2nd Hubis connected to static IP 56K frame relay for connection to State Computer systems. (PC’s connect using proprietary ANCIENT software as well as standard Telnet access to additional devices on same static IP connection)

Problem:
When any PC bootsup, all seems well, Static IP is in place, dynamic IP’s are properly allocated. If you start internet connection, no problem, works fine. If you then start any app that should use the static side, they cannot connect.

If after booting, you start any of the static IP apps FIRST, they work fine but the Internet side cannot connect and the Dynamic IP is lost.)

We have installed ZoneAlarm Pro but this problem existed before.

Also, wierdest of all…sometimes, for a few minutes, both side will work great. Then one stops working. This only happens once in every 10 or so reboots.

HELP!!!

Thanks!

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