The best replacement for layer 2 is layer 3 switch.

The best alternatives to layer 2 are rated as following:
★★★★★  layer 3 switch
★★★★  layer 3
★★  layer 3 network
★  layer 3 mpls
★  layer 3 routing
★  layer 3 switching
★  layer 3 vlan
★  layer 3 switches
★  layer 3 networking
★  layer 3 networks
  3 switching
  layer 3 etherchannel
  3 network
  layer 1
  lpcm
  switch layer 3
  3 switches
  3 switch

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