Network

Session Initiated Protocol | SIP wikipedia.org

[Microsoft networking technologies] technet.microsoft.com

Software-Defined Networking | SDN

Software-Defined Networking (SDN) Definition opennetworking.org

Wire protocol

Wire protocol wikipedia.org

- not transport protocols but higher level application protocols such as SOAP or RMI (so HTTP, yes?]

Telnet

the TELNET protocol support.microsoft.com

Telnet Technical Reference technet.microsoft.com

Telnet Client Command Reference  technet.microsoft.com

http://technet.microsoft.com/en-us/library/bb491013.aspx technet.microsoft.com

To test connectivity to a host port: telnet host [port]

To exit the telnet session: Ctrl+] > quit

(control + right bracket)

Visual Traceroute 

Dazzlepod IP address lookup and visual traceroute dazzlepod.com/ip

Windows Sockets Error Codes (Windows) msdn.microsoft.com

Service overview and network port requirements for Windows support.microsoft.com

Open Systems Interconnection model (OSI model)

OSI model wikipedia

ITU-T : Publications : Recommendations : X Series

also see other x.200 series OSI recommendations here

X.200 | Information technology - Open Systems Interconnection - Basic Reference Model: The basic model

This reference model provides a common basis for the coordination of standards development for the purpose of systems interconnection, while allowing existing standards to be placed into perspective within the overall reference model. It also identifies areas for developing and improving standards and provides a common reference for maintaining consistency among all related standards.

Kill the Beast: Why the Seven-Layer Model Must Die - David Chappell

Layer 3 is the network layer wikipedia