NIC bonding: having two nics connected to different switches. is that a good idea? Posted on September 15, 2008 By XceptN No Comments on NIC bonding: having two nics connected to different switches. is that a good idea? That is actually a good idea .. it handles switch HA in addition to NIC HA .. And having them on different vlans? .. that is actually somehow mandatory .. you cannot have two switches in a LAN (or VLAN) per its function linux, network