The best replacement for tcp ip is osi.

The best alternatives to tcp ip are rated as following:
★★★★★  osi
★★★★  udp
★★  osi model
★★  ipx spx
★★  http
★  netbeui
★  named pipes
★  atm
★  sna
  ipx
  named pipe
  ftp
  udp ip
  osi which one is better
  osi came first
  ipv6
  osi reference model
  appletalk
  osi layer
  ethernet tcp ip
  modbus

Your alternative for tcp ip is not listed? Suggest!
Speaking about tcp ip, one probably shouldn't forget about osi.

Other search terms related to tcp ip and their ratings are:
★★★★★ osi
osi model
You have in mind a companion for tcp ip and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of tcp ip in all years. Click on graph for more.
tcp ip
osi
udp