Application Configuration Access Protocol (acap)
Calendaring and Scheduling (calsch)
Common Name Resolution Protocol (cnrp)
Content Distribution Internetworking (cdi)
Electronic Data Interchange-Internet Integration (ediint)
Internet Message Access Protocol Extension (imapext)
Internet Printing Protocol (ipp)
LDAP Duplication/Replication/Update Protocols (ldup)
Message Tracking Protocol (msgtrk)
Presence and Instant Messaging Protocol (prim)
Provisioning Registry Protocol (provreg)
Resource Capabilities Discovery (rescap)
Telnet TN3270 Enhancements (tn3270e)
Usenet Article Standard Update (usefor)
Internationalized Domain Name (idn)
IP over Resilient Packet Rings (iporpr)
Point-to-Point Protocol Extensions (pppext)
Zero Configuration Networking (zeroconf)
Authentication, Authorization and Accounting (aaa)
Configuration Management with SNMP (snmpconf)
Ethernet Interfaces and Hub MIB (hubmib)
Network Access Server Requirements (nasreq)
Site Multihoming in IPv6 (multi6)
Border Gateway Multicast Protocol (bgmp)
Inter-Domain Multicast Routing (idmr)
IS-IS for IP Internets (isis-wg)
Routing Information Protocol (rip)
Source-Specific Multicast (ssm)
An Open Specification for Pretty Good Privacy (openpgp)
Authenticated Firewall Traversal (aft)
Common Authentication Technology (cat)
Intrusion Detection Exchange Format (idwg)
IP Security Remote Access (ipsra)
Kerberized Internet Negotiation of Keys (kink)
One Time Password Authentication (otp)
Secure Network Time Protocol (stime)
Securely Available Credentials (sacred)
Security Issues in Network Event Logging (syslog)
Transport Layer Security (tls)
XML Digital Signatures (xmldsig)
Internet Traffic Engineering (tewg)
Context Transfer, Handoff Candidate Discovery, and Dormant Mode Host Alerting (seamoby)
Differentiated Services (diffserv)
Media Gateway Control (megaco)
Multicast-Address Allocation (malloc)