The best replacement for fcoe is iscsi.

The best alternatives to fcoe are rated as following:
★★★★★  iscsi
★★★★  fcip
★★★★  fc
★★  infiniband
★  fibre channel
★  iscsi vmware
★  10gbe
★  fiber channel
  cee
  iscsi performance
  aoe

Your alternative for fcoe is not listed? Suggest!
Speaking about fcoe, one probably shouldn't forget about vpc.

Other search terms related to fcoe and their ratings are:
★★★★★ vpc
★★★ fabricpath
You have in mind a companion for fcoe and it is not yet here? Propose!



Google Trends

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