IP Performance Metrics (IPPM) Working Group at IETF.

Answers questions regarding raw IP or low-level IP networking, specifically raw sockets and network monitoring APIs.

Consortium-driven standard for collecting IP-based usage and control information to support service providers.

Free service automatically determines one's address on the Internet.

Request For Comments 791 documents the fundamental workings of IP.

Application of Time Division Multiplexing technology in transporting voice and data over high-performance IP networks.

ACM Crossroads magazine article explains network protocol concepts, IP packets, and IP addressing.

Site tracks the IP address of computers on the Internet, particularly Web and FTP servers.

Section 3 of "Connected: An Internet Encyclopedia" discusses datagrams and streams, subnetting, and the delivery model.

Free utility detects one's current IP address from behind a router.

This 18-question online quiz tests your knowledge of the nuts and bolts of Internet Protocol.

Collection of broken, malformed, or peculiar packets found on the Internet, with theories as to how they came to be.

Includes FAQs, tips, discussion board, tools, and recommended books.

Internet Drafts and RFCs from the Evaluation Process on the IETF-Research-Group.

Offers information and news on the evolving technologies of internet protocol television including hardware, software, and services.

Forum to accelerate adoption of the IP Multicast Initiative through education and marketing.