Application Configuration Access Protocol (acap)

Electronic Data Interchange-Internet Integration (ediint)

Extensions to FTP (ftpext)

Instant Messaging and Presence Protocol (impp)

Internet Fax (fax)

Internet Printing Protocol (ipp)

Message Tracking Protocol (msgtrk)

NNTP Extensions (nntpext)

Provisioning Registry Protocol (provreg)

Telnet TN3270 Enhancements (tn3270e)

Usenet Article Standard Update (usefor)

Voice Profile for Internet Mail (vpim)

Intellectual Property Rights (ipr)

IP over Resilient Packet Rings (iporpr)

IP Routing for Wireless/Mobile Hosts (mobileip)

Layer Two Tunneling Protocol Extensions (l2tpext)

Point-to-Point Protocol Extensions (pppext)

Zero Configuration Networking (zeroconf)

ADSL MIB (adslmib)

AToM MIB (atommib)

Bridge MIB (bridge)

Configuration Management with SNMP (snmpconf)

Distributed Management (disman)

Ethernet Interfaces and Hub MIB (hubmib)

Policy Framework (policy)

Prefix Taxonomy Ongoing Measurement & Inter Network Experiment (ptomaine)

Resource Allocation Protocol (rap)

Border Gateway Multicast Protocol (bgmp)

Inter-Domain Multicast Routing (idmr)

IS-IS for IP Internets (isis)

Multicast Source Discovery Protocol (msdp)

UniDirectional Link Routing (udlr)

An Open Specification for Pretty Good Privacy (openpgp)

Intrusion Detection Exchange Format (idwg)

IPSEC KEYing information resource record (ipseckey)

Kerberized Internet Negotiation of Keys (kink)

Secure Network Time Protocol (stime)

Securely Available Credentials (sacred)

Security Issues in Network Event Logging (syslog)

Transport Layer Security (tls)

XML Digital Signatures (xmldsig)

General Switch Management Protocol (gsmp)

IP over Optical (ipo)

Context Transfer, Handoff Candidate Discovery, and Dormant Mode Host Alerting (seamoby)

Internet Emergency Preparedness (ieprep)

IP Storage (ips)

Media Gateway Control (megaco)

Path MTU Discovery (pmtud)

Performance Implications of Link Characteristics (pilc)

Robust Header Compression (rohc)

Service in the PSTN/IN Requesting InTernet Service (spirits)

Signaling Transport (sigtran)