Datagram Congestion Control Protocol (dccp)
Network File System Version 4 (nfsv4)
Next Steps in Signaling (nsis)
Reliable Multicast Transport (rmt)
Robust Header Compression (rohc)
Reliable Server Pooling (rserpool)
TCP Maintenance and Minor Extensions (tcpm)
Transport Area Open Meeting (tsvarea)
Transport Area Working Group (tsvwg)
Groups that did not meet at IETF 66
Middlebox Communication (midcom)
Remote Direct Data Placement (rddp)