The format and procedure that governs the transmitting and receiving of data. The term comes from the Greek "protokollon," which was the cover page to a manuscript that provided a description of the contents. See communications protocol, protocol stack and OSI.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- Is your culture getting in the way of your IT success?
- Many enterprise IT investments lead to healthy debates about the best architectural or application approaches - but often forgotten is the culture of an organization itself. Commentary - While any planned enterprise IT investment leads to healthy debates about the best architectural or application approaches, too often left out...
- News items 2009-11-23
- Second iPhone worm behaves like botnet
- A second iPhone exploit has been identified by security vendor F-Secure, which claims the new worm has botnet capability and is more threatening than its predecessor. A second iPhone exploit has been identified by security vendor F-Secure, which claims the new worm has botnet capability and is more threatening...
- News items 2009-11-23
- MessengerLog 360 7.20 (Windows)
- MessengerLog 360 allows you to monitor and record chat from all popular instant messengers: MSN/Windows Live messenger (including version 9.x), Yahoo Messenger (including version 9.x), AIM/AOL (including version 6.x, with encrypted protocol), ICQ (included version 6.x), Google GTalk, and Skype. It has support for record chat in both plain text...
- Software downloads 2009-11-21
- MessengerLog 360 Pro 7.20 (Windows)
- MessengerLog 360 Pro lets you monitor and record chat from all popular instant messengers: MSN/Windows Live messenger (including version 9.x), Yahoo Messenger (including version 9.x), AIM/AOL (including version 6.x, with encrypted protocol), ICQ (included version 6.x), Google GTalk, and Skype. Support record chat in both plain text and HTML/Rich text*...
- Software downloads 2009-11-21
- A1 Sitemap Generator 2.0.4 (Windows)
- Help search engines crawl and index your Web site with HTML, RSS, and XML sitemaps as defined by Google XML sitemaps protocol including video, mobile and news XML sitemaps. Near-endless Web site scanning options. Configure amount of simultaneous connections to use. Supports crawler filters, nofollow, robots.txt, custom connection and read...
- Software downloads 2009-11-21
- Cocoa Packet Analyzer 0.66 (Mac)
- Cocoa Packet Analyzer is a native Mac OS X implementation of a network protocol analyzer and packet sniffer. CPA supports the industry-standard PCAP packet capture format for reading, capturing and writing packet trace files. Features: Basic packet capturing (libPCAP/ tcpdump filter expressions can be used). Analyze and display...
- Software downloads 2009-11-20
- Web Help Desk Pro 9.2.3 (Mac)
- This help desk software Pro edition of Web Help Desk for Mac OS X Server offers an industry leading web-based help desk software that empowers IT help desk technicians with iPhone web-app access, email-to-ticket conversion, trouble ticket email notifications, self-service knowledge base, track billable time & materials, LDAP & AD...
- Software downloads 2009-11-20
- TekPhone 1.2 (Windows)
- TekPhone is a SIP Session Initiation Protocol VoIP Softphone that provides UA agent functions (Based on RFC 3261) runs under Windows (XP, Vista, 2003 Server). TekPhone supports Only G.711 A - Mu law codecs and RFC 2833 for DTMF digit delivery and UPnP for NAT traversal. You can also set...
- Software downloads 2009-11-20
- Gmail Studio 2.0.0.8 (Mac)
- Gmail Studio is the must have Gmail integration for the OSX desktop. Gmail Studio gives you unobtrusiveness desktop access to your Gmail and Gmail for Google Apps accounts. Gmail Studio allows you to check unlimited number of Gmail accounts. You can also view messages right on your desktop, in the...
- Software downloads 2009-11-19
- Xshell 3.0 build 0261 (Windows)
- Xshell is a powerful SSH, TELNET, and RLOGIN terminal emulator for Windows platforms. It allows users to gain access to Unix/Linux hosts easily and securely on a Windows workstation. SSH Secure Shell protocol supports encryption and user authentication for secure connections over the Internet, and it replaces legacy protocols such...
- Software downloads 2009-11-19
- AT&T loses lawsuit over Verizon's map commercial
- Ha! Take THAT Such a silly waste of the court's time. If they finally lose, I hope they are made to pay treble court costs just as a lesson in frivolous lawsuits clogging the courts. That would send a much needed messageThat if a corporation is going to...
- Discussion threads 2009-11-18
- BeeThink IP Blocker 1.2 (Windows)
- BeeThink IP Blocker blocks unwanted IP addresses based on IP blocklists. It monitors network activities in real-time and prevents the connection between a server/website and certain IP addresses or ranges of addresses. BeeThink IP Blocker effectively bans undesired connections from those computers to a website, mail server, or other Internet...
- Software downloads 2009-11-18
- OkMap 7.5.4 (Windows)
- OkMap is a free software for many outdoor activities: Trekking Off road Mountain bike Sailing Hunting and fishing Finding mushrooms Soft air Geocaching. OkMap help you to: Calibrate vectorial and raster maps with different types of cartographic projections. Create own digital maps drawing point, multipoint, polyline and polygon vector. Display...
- Software downloads 2009-11-18
- Designing High Availability for Internet Information Services
- End downtime forever! - Organizations today are relying more and more on Web services for the implementation of mission-critical applications. With the advent of Service-Oriented Architectures SOAs,which make extensive use of the core Hypertext Transfer Protocol HTTP and the Secure Sockets Layer SSL, the Web server from the past has...
- White papers 2009-11-17
- Who needs WiMax, LTE? Ruckus Wireless sees opportunities in WiFi
- Great, another proprietary mesh networking protocol802.11s can't come sooner, IMHO.
- Discussion threads 2009-11-16
- Microsoft confirms 'detailed' Windows 7 exploit
- Ummm interesting....so just block 139 and 445...445? great that port aggain.Is SMB blocked to/from internet by th firewall by default?RE: Microsoft confirms 'detailed' Windows 7 exploitPorts 139 and 445 are blocked by default for Internet access by Windows firewall in Windows 7 and any commerical hardware firewall. They are enabled...
- Discussion threads 2009-11-16
- VeriSign sets timetable to fix DNS hole
- VeriSign has said a significant outstanding internet security vulnerability will be closed by 2011, after delays caused by technical aspects of the implementation. VeriSign has said a significant outstanding internet security vulnerability will be closed by 2011, after delays caused by technical aspects of the implementation. ...
- News items 2009-11-16
- Wireshark 1.2.4 (Mac)
- Wireshark is the world's foremost network protocol analyzer, and is the standard in many industries. It is the continuation of a project that started in 1998. Hundreds of developers around the world have contributed to it, and it is still under active development. Read/write many different aWireshark is the world's...
- Software downloads 2009-11-16
- Net Transport 2.89 build 502 (Windows)
- NetTransport is fast, exciting, and powerful downloading manager, now supports HTTP/HTTPS, FTP/FTPS over SSL/SFTP over Secure Shell, MMS Microsoft Media Services, RTSP (Real-Time Streaming Protocol), BitTorrent, eMule, RTMP Real Time Messaging Protocol / RTMPT HTTP Tunneling / RTMPS over SSL. NetTransport also have flexible 'File Manager' to manage your downloaded...
- Software downloads 2009-11-16
- Wireshark 1.2.4 (Windows)
- Wireshark is the world's foremost network protocol analyzer, and is the standard in many industries. It is the continuation of a project that started in 1998. Hundreds of developers around the world have contributed to it, and it is still under active development. Read/write many different capture file formats: tcpdump...
- Software downloads 2009-11-16
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