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DuraLAN Fast Ethernet NICs User’s Guide
Failover Protection with Dual Hubs and Ethernet Switch
The following figure shows how Duralink64 Failover, with two
failover groups, provides network redundancy to a switched
network. Ethernet switches provide network traffic segmentation.
Dual Hubs with Routers
The following figure shows how to set up Duralink64 Failover in a
network configuration using routers. Routers provide WAN and
LAN connectivity and allow physical network protocol
redundancy.
Primary
Backup
Ethernet Hub
Clients
Clients
Ethernet Hub
Ethernet Switch
Server
NICs
Primary
Backup
Ethernet Hub
Ethernet Hub
Server
Router
Router
Uplink
NICs