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     1  ~ 2014 aug 11convert voice to digitalVoIP Basics: Converting Voice to Digital Form - Toncar.czIntroducing VoIP Basics. This piece deals with converting voice to digital form.
     2  +2 2014 aug 08free mind tutorialGetting Started with Freemind - Toncar.czThe tutorial works best if you try the individual steps in Freemind as you read. If you do not have Freemind readily available, I recommend that you at lest look at  ...
     4  +5 2014 aug 18how to use freemind
     5  ~ 2014 aug 20freemind tutorial video
     5  +1 2014 aug 19open source site mapperOpen - source Site Map Generator - Toncar.czA simple multi-platform site map generator written in Python.
     5  +2 2014 aug 12open source sitemap generatorOpen Source Sitemap Generator - Toncar.cz
     7  -1 2014 sep 22which codec better for voipVoIP Basics: Overview of Audio Codecs - Toncar.czThis is quite a lot when compared with other codecs . This codec can be used freely in VoIP applications as there are no licensing fees. It works best in local area ...
     7  -1 2014 aug 11sip call flowVoIP Protocols: SIP Call Flow - Toncar.czIntroducing VoIP Protocols. This section describes the Call Flow in SIP session.
     7  -3 2014 jul 26open source sitemap creator
     8  +2 2014 sep 03gsm or speexGSM 06.10 (also known as GSM Full Rate) is a codec designed by the ... Much like Speex and GSM 06.10, you will find iLBC in many open source VoIP ...
     8  -2 2014 aug 27sitemap generator for linux
     8  -2 2014 aug 01voip audio codec comparisonIntroducing VoIP Basics. This piece provides an overview of audio codecs . ... This is quite a lot when compared with other codecs. This codec can be used freely ...
     8  -4 2014 jul 26sip call flows
     13  -1 2014 oct 03audio over ip tutorialLet's have a look at some popular codecs that are being used in Voice over IP . All the codecs we list here expect the input to be audio sampled at 8 kHz with ...
     13  +4 2014 sep 23speex vs gsmWith iLBC, you can choose to use either 20 ms or 30 ms frames and the resulting bitrate is 15.2 kbit/s and 13.33 kbit/s, respectively. Much like Speex and GSM  ...
     13  -1 2014 sep 08gsm speex codecThis variant of the GSM codec can be freely used so you will often find it in ... Speex is an open source patent-free codec designed by the Xiph.org Foundation.
     14  +33 2014 aug 14mind map flashMind Maps - Toncar.czVarious mind maps by Vladimir Toncar. ... but I believe you will find it useful nevertheless. You can get the Freemind format or view it in the flash browser.
     15  ~ 2014 jul 29voip text messagesVoIP Protocols: SIP Messages - Toncar.czAs mentioned before, SIP is a text -based protocol. The formatting of SIP messages is based on the syntax of HTTP version 1.1. There are two types of messages : ...
     19  +4 2014 aug 03xml sitemap generator script
     19  -2 2014 jul 26real time protocolVoIP Protocols: Real Time Protocol - Toncar.czIntroducing VoIP Basics. This piece describes the Real Time Protocol ( RTP )
     22  ~ 2014 aug 01direct call voipVoIP Protocols: H.323 Call Flow - Toncar.czIntroducing VoIP Basics. This piece ... Otherwise, with the Direct call model, the address will be the call signalling address of the endpoint 122. Steps 1 and 2 are  ...
     22  +11 2014 jul 16define voip sip endpointsVoIP Protocols: SIP - Session Description Protocol - Toncar.czLet us have a look at the last protocol component that SIP needs in order to ... Within SIP , the Session Description Protocol is used to exchange data the endpoints need to send and ... We describe the meaning of individual SDP fields below.
     23  +6 2014 sep 22voip tcp blogsThe call signalling messages are sent over TCP and the protocol is H.225.0, ... on this piece, or the VoIP Overview as a whole, are welcome on Vladimir's blog .
     23  +3 2014 aug 14sitemap generator comparisonA simple multi-platform site map generator written in Python. ... The comparison is case insensitive, so for example DOC and doc are treated the same. You can ...
     27  +11 2014 aug 21voice codec bandwidth calculatorVoIP Basics: Codec Latency vs. Bandwidth Optimization - Toncar.czAs we have shown in the overview of codecs , the low- bandwidth codecs are quite efficient. ... I did the calculation for one frame per packet for G.723.1 and GSM, and for 3 frames per packet for G.729 since this codec ... Voice over IP Basics.
     27  -17 2014 aug 12sitemap generator scriptA simple multi-platform site map generator written in Python. ... The script is implemented as a simple crawler that can run from any computer that has Python  ...
     27  ~ 2014 jul 16site map crawler
     28  +7 2014 jul 28best audio codecsG.729 is a codec that has low bandwidth requirements but provides good audio quality (MOS = 4.0). The codec encodes audio in frames, each frame is 10 ...
     30  ~ 2014 aug 10register sip numberThe Asterisk's IP address is 10.10.1.99, while the client is at 10.10.1.13 and wants to register the telephone number 13. In order to register , the SIP telephone  ...
     30  -5 2014 jul 26html sitemap generator softwareA simple multi-platform site map generator written in Python. ... This software is a platform-independent site map generator . It crawls a web ... python sitemap_gen. py -b doc -b bmp -o test_sitemap.xml
     31  +19 2014 aug 18freemind mind mapGetting Started with Freemind . VladimĂ­r Toncar. This text is intended to help people who would like to start using the Freemind application to create mind maps .
     31  -11 2014 aug 16voiceover bit rateLet's have a look at some popular codecs that are being used in Voice over IP. ... The resulting bitrate is 64 kbit/s for one direction, so a call consumes 128 kbit/s ...
     32  -2 2014 jul 31voip bandwidth usageIf you want to improve bandwidth utilization , the obvious way to go is to send more frames in one RTP packet. However, as you do this, you also increase latency ...
     33  -6 2014 sep 23asterisk protocolsVoIP Protocols : SIP Messages - Toncar.czThis section describes the messages of SIP, the Session Initiation Protocol . ... The message was sent by an Asterisk PBX running at the IP address 10.10.1.99.
     33  -1 2014 jul 22txt sitemap generatorThe generator will generate sitemap records with the "<lastmod>" dates if ... Version 1.1.0 (2009-09-05): Added support for the 'nofollow' tag and for robots. txt .
     34  -2 2014 aug 31role play voipVoIP Protocols: Introducing H.323 - Toncar.czGatekeepers play the role of central controllers in the network. The most important tasks of a gatekeeper are registration of endpoints and call admission. The set ...
     36  +7 2014 sep 23sip call
     36  +7 2014 aug 02simple voip diagramWe will describe the basic H.323 version 1 call signalling without additional signalling optimizations (We will deal with these optimizations in another article).
     36  ~ 2014 jul 30voidp server idVoIP Protocols: Introducing SIP - Toncar.czThe Session Initiation Protocol (SIP for short) is a Voice over IP protocol ... Registrar: the task of this server is to receive REGISTER messages from SIP clients.
     37  -11 2014 jul 29site map generator softwareThis software is a platform-independent site map generator . It crawls a web site starting from a given URL and outputs XML sitemap file that you can use for ...
     37  -11 2014 jul 22software sitemap generator
     38  +63 2014 oct 03sip registrar serviceThe two most important reasons are (1) location service (the proxy server has access to the location database maintained by the registrar ) and (2) enforcing call ...
     38  +28 2014 aug 16sip over voipThe Session Initiation Protocol ( SIP for short) is a Voice over IP protocol designed by the Internet Engineering Task Force. SIP was created by the MMUSIC ...
     38  +16 2014 jul 30website generator open source
     39  +32 2014 aug 18freemind mind mapping
     40  -2 2014 sep 21sitemap generator htmlA simple multi-platform site map generator written in Python. ... sitemap_gen.py - b doc -b bmp -o test_sitemap.xml
     42  -9 2014 sep 01voip sip blogThis section describes SIP , the Session Initiation Protocol . ... Comments on this piece, or the VoIP Overview as a whole, are welcome on Vladimir's blog .
     42  ~ 2014 aug 10flash map componentThis mind map describes the components and structure of a typical Customer Relationship ... You can get the Freemind format or view it in the flash browser.
     43  +20 2014 aug 23sip user agentRegistration. Before we describe the flow of a typical SIP call, let's have a look at how SIP user agents register with a SIP registrar. The example below shows a ...
     43  +6 2014 aug 15call flow processThis section describes the Call Flow in SIP session. ... While processing the request, the registrar discovers that the user agent needs to authenticate. It therefore ...
     44  +4 2014 jul 30sip voip calls
     45  +9 2014 sep 25free mind map
     45  +56 2014 aug 15html site map creator
     46  -32 2014 sep 22daily sitemap generatorA simple multi-platform site map generator written in Python. ... The allowed values are: always, hourly, daily , weekly, monthly, yearly, never. -p <prio>, -- priority ...
     46  -3 2014 sep 06html site map generator
     46  -4 2014 sep 01site map txt builderA simple multi-platform site map generator written in Python. ... with rel="nofollow" and will not crawl into directories that are disallowed in the robots. txt file.
     46  +1 2014 aug 20sitemap html generator
     46  ~ 2014 aug 19mind map examplesThis mind map describes the components and structure of a typical Customer Relationship System. The map is quite complex but I believe you will find it useful  ...
     46  +3 2014 jul 22site map generator html
     47  +9 2014 sep 28jitterVoIP Basics: About Jitter - Toncar.czIntroducing VoIP Basics. This piece describes the sources of jitter , jitter buffers, and how to prevent jitter .
     48  -9 2014 sep 30sitemap creation software
     48  -9 2014 sep 12html sitemap generator
     49  +25 2014 aug 12voip sip serverThe Session Initiation Protocol ( SIP for short) is a Voice over IP protocol ... Registrar: the task of this server is to receive REGISTER messages from SIP clients.
     50  +1 2014 sep 30audio over ip codec
     50  +6 2014 aug 17what is sip protocolVoIP Protocols : SIP - Session Description Protocol - Toncar.czIntroducing VoIP Protocols . This section describes the Session Description Protocol used as a part of SIP .
     51  +30 2014 aug 25mind map iconThe mind map that we are going to build in this tutorial should provide some basic ... Freemind offers an assortment of icons that are by default organized in a  ...
     52  -6 2014 aug 18request invite sip-headerLet's describe the most important message headers in the example above. The request start line: The string " INVITE sip :13@10.10.1.13 SIP /2.0" tells that this is ...
     52  +8 2014 aug 17free mind maps
     54  +25 2014 sep 05google sitemap crawlerIt crawls a web site starting from a given URL and outputs XML sitemap file that you can use for Google (via Google Webmaster Tools) or other search engines.
     54  -9 2014 aug 17sitemap gentator software
     54  +22 2014 aug 03html sitemap tool
     55  +22 2014 aug 02sip voip server
     56  +12 2014 sep 23google sitemap 50000It only generates a single sitemap file, so it will max out at 50,000 URLs (this is Google's limit for sitemap files). The script's default limit is 1,000 URLs but you can ...
     57  -8 2014 aug 01sitemap generator for websiteOpen-source Site Map Generator - Toncar.cz
     57  ~ 2014 aug 01type coverted to voiceThis piece deals with converting voice to digital form. ... The choice of sampling frequencies for the individual types of audio is not random. There is a rule (based  ...
     59  +8 2014 sep 02cz proxy serversVoIP Protocols: SIP Call Flow - Toncar. czWe will consider a scenario with a SIP proxy server involved. Suppose a user at the SIP telephone with number 121 dials the number 122. The following will ...
     59  -12 2014 aug 18what are sip headersLet us have a look at the last protocol component that SIP needs in order to ... the body of the message is separated from the headers with one empty line and ...
     62  +22 2014 aug 23website map generator
     62  ~ 2014 aug 22mind map exampleThe mind map that we are going to build in this tutorial should provide some basic ... Should you want to reorganize your map to match my example , just add the ...
     62  -18 2014 jul 27sitemap builder software
     63  +20 2014 aug 22ip audio codec
     63  -12 2014 aug 20website sitemap generator
     64  -12 2014 aug 29website script generatorTo run the generator , you do not need a shell access to your web server. The script is implemented as a simple crawler that can run from any computer that has  ...
     66  -25 2014 sep 28sitemap generator software
     67  -47 2014 sep 03what is rtp
     67  +19 2014 aug 07site maps generator
     68  -37 2014 jul 22sitemaps generator software
     71  -31 2014 sep 18how crawlers treat last modifiedThe script is implemented as a simple crawler that can run from any ... dates if your web server returns web pages with the ' Last - Modified ' time stamp. ... The comparison is case insensitive, so for example DOC and doc are treated the same.
     71  -14 2014 aug 15voip system basicsVoIP Basics : About Jitter - Toncar.czIntroducing VoIP Basics . ... When run on a standard operating system , IVR and voice mail applications can have a problem with precise timing and thus cause a  ...
     73  ~ 2014 oct 03sip based voipIntroducing VoIP Protocols. This section describes the Session Description Protocol used as a part of SIP .
     73  -35 2014 aug 19what is jitter
     73  -35 2014 jul 21site map generators
     75  -1 2014 aug 15sitemap generator toolsIt crawls a web site starting from a given URL and outputs XML sitemap file that you can use for Google (via Google Webmaster Tools ) or other search engines.
     75  ~ 2014 aug 11sip to sip call
     76  +25 2014 aug 20voip bandwidth calculatorAs we have shown in the overview of codecs, the low- bandwidth codecs are quite ... I did the calculation for one frame per packet for G.723.1 and GSM, and for 3 ...
     76  -11 2014 aug 15flash map tutorialThe mind map that we are going to build in this tutorial should provide some basic ... on your computer yet, you can try folding and unfolding in the flash browser.
     77  ~ 2014 aug 30voip to gsmThe table below shows the overhead for several low-bandwidth codecs. I did the calculation for one frame per packet for G.723.1 and GSM , and for 3 frames per ...
     77  -8 2014 aug 15site map generator tool
     77  +24 2014 aug 09what is rtcpThe jitter estimate is sent to the other party using RTCP (the Real Time Control Protocol ). The formula for estimating jitter is as follows (if you are not much into ...
     78  +3 2014 oct 02voip bandwidth requirementsOnce we have the audio signal represented as a sequence of samples, the next step is to compress it to reduce the consumption of network bandwidth required  ...
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