Mama oka try karala naa, but mehema karala balanna:
1st NIC eke network settings automatic thiyala eka ADSL router ekata connect karanna
2nd NIC eka switch ekata connect karala eke network settings wala stataic IP set karanna, gateway eka blank thiyanna (network eke thiyana anith computers nuth 2nd NIC eke IP range eke thiyana owne)
Habai, server eke 1st NIC ekai 2nd NIC ekai different subnets wala thiyenna owne.
Client computers wala gateway eka widihata server eke 2nd NIC eke IP eka set karanna.
Ohoma karala hariyanawada balanna, ehema weda kalae nathnam proxy ekak dala try karanna. Try
AnalogX Proxy (its a small free proxy), proxy eka server eke install karala, clients lage internet settings wala proxy eka widihata server eke 2nd NIC eke IP ekai correct proxy port ekai denna.
Sure naa, try karala balanna.