{"id":6908,"date":"2016-08-19T13:06:30","date_gmt":"2016-08-19T18:06:30","guid":{"rendered":"https:\/\/www.servimatango.com\/blog\/?p=6908"},"modified":"2019-06-11T07:32:29","modified_gmt":"2019-06-11T12:32:29","slug":"mensajes-sip","status":"publish","type":"post","link":"https:\/\/servervoip.com\/blog\/mensajes-sip\/","title":{"rendered":"Mensajes Sip"},"content":{"rendered":"<p><strong>Mensajes SIP <\/strong> Son en texto plano y emplean el formato de mensaje  gen\u00e9rico establecido en la  RFC 2822, es decir: <\/p>\n<p>\u2022 Una l\u00ednea de inicio<br \/>\n\u2022 Campos de cabecera (header)<br \/>\n\u2022 Una l\u00ednea vac\u00eda (indica el final de campo de cabeceras)<br \/>\n \u2022 Un cuerpo de mensajes opcionales   <\/p>\n<div id=\"attachment_6910\" style=\"width: 213px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-6910\" loading=\"lazy\" src=\"https:\/\/www.servimatango.com\/blog\/wp-content\/uploads\/Mensajes-SIP.png\" alt=\"Mensajes SIP\" width=\"203\" height=\"116\" class=\"size-full wp-image-6910\" srcset=\"https:\/\/servervoip.com\/blog\/wp-content\/uploads\/Mensajes-SIP.png 203w, https:\/\/servervoip.com\/blog\/wp-content\/uploads\/Mensajes-SIP-150x86.png 150w\" sizes=\"(max-width: 203px) 100vw, 203px\" \/><p id=\"caption-attachment-6910\" class=\"wp-caption-text\">Mensajes SIP<\/p><\/div>\n<p>L\u00ednea de inicio de un mensaje SIP <\/p>\n<p><strong>Peticiones SIP:<\/strong> tienen una Request8Line (l\u00ednea de solicitud), cuyo  formato es el  siguiente: <\/p>\n<div id=\"attachment_6911\" style=\"width: 553px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-6911\" loading=\"lazy\" src=\"https:\/\/www.servimatango.com\/blog\/wp-content\/uploads\/Peticiones-SIP.png\" alt=\"Peticiones SIP\" width=\"543\" height=\"51\" class=\"size-full wp-image-6911\" srcset=\"https:\/\/servervoip.com\/blog\/wp-content\/uploads\/Peticiones-SIP.png 543w, https:\/\/servervoip.com\/blog\/wp-content\/uploads\/Peticiones-SIP-150x14.png 150w, https:\/\/servervoip.com\/blog\/wp-content\/uploads\/Peticiones-SIP-300x28.png 300w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><p id=\"caption-attachment-6911\" class=\"wp-caption-text\">Peticiones SIP<\/p><\/div>\n<p>M\u00e9todo corresponde a la acci\u00f3n que desea realizar.  Se definen 6 m\u00e9todos:  <\/p>\n<p>\u2022 REGISTER: petici\u00f3n de registro.<br \/>\n\u2022 INVITE: para iniciar una sesi\u00f3n.<br \/>\n\u2022 ACK: confirma la recepci\u00f3n de un INVITE.<br \/>\n\u2022 CANCEL: cancela una solicitud pendiente.<br \/>\n\u2022 BYE: termina una sesi\u00f3n o llamada.<br \/>\n\u2022 OPTIONS: consulta sobre las capacidades y compatibilidades del receptor.  <\/p>\n<p><strong>Request-URI <\/strong> corresponde a un SIP o SIPS URI que indica el usuario o servicio al  cual va dirigida la petici\u00f3n.<br \/>\n<strong>Respuestas SIP:<\/strong> tienen una Status8Line (l\u00ednea de estado), cuyo formato es el  siguiente:<br \/>\n<strong><br \/>\n Status-Code: <\/strong> es un entero de 3 d\u00edgitos que se genera como el resultado de una  petici\u00f3n. El primer d\u00edgito define la clase dela res puesta. Se definen los siguientes:<br \/>\n\u2022 1xx: provisional, solicitud recibida.<br \/>\n\u2022 2xx: solicitud aceptada exitosamente.<br \/>\n\u2022 3xx: solicitud fue redireccionada.<br \/>\n\u2022 4xx: solicitud viene errada del cliente.<br \/>\n\u2022 5xx: error del servidor.<br \/>\n\u2022 6xx: fallo general.  <\/p>\n<p>Reason-Phrase  representa una descripci\u00f3n corta y textual del Stat us8Code.  <\/p>\n<p><strong>Cabeceras de los mensajes SIP<\/strong><br \/>\n Los campos de cabecera especifican cosas como llama da, emisor dela llamada, la  trayectoria del mensaje, tipo y largo del cuerpo del mensaje entre otras  caracter\u00edsticas<\/p>\n<p> * El n\u00famero total de cabeceras definidas en el protocolo SIP son 46,aunque en la  definici\u00f3n inicial de SIP eran solo 37.<br \/>\n* Los distintos tipos de cabeceras SIP se pueden dividir en cuatro tipos:  <\/p>\n<p>\u2022 Cabeceras generales: aplicadas tanto a los mensajes de peticiones como  a los de respuesta.<br \/>\n\u2022 cabeceras de entidad: definen informaci\u00f3n sobre el  cuerpo del mensaje.  Si el cuerpo no est\u00e1 presente, sobre los recursos identificados por la petici\u00f3n.<br \/>\n\u2022 cabeceras de solicitud: act\u00faan como modificadores de solicitud. Permiten que  el cliente pase informaci\u00f3n adicional sobre la solicitud o sobre s\u00ed mismo.<br \/>\n\u2022 cabeceras de respuesta: permiten al servidor agrega r informaci\u00f3n adicional  sobre la respuesta cuando no hay lugar en la l\u00ednea  de inicio (Status8Line).   <\/p>\n<p>\n<div id=\"rev_slider_3_1_wrapper\" class=\"rev_slider_wrapper fullwidthbanner-container\" style=\"float:left;background-color:#E9E9E9;padding:0px;margin-left:0px;margin-right:0px;margin-top:0px;margin-bottom:0px;\">\n<!-- START REVOLUTION SLIDER 5.0.9 auto mode -->\n\t<div id=\"rev_slider_3_1\" class=\"rev_slider fullwidthabanner\" style=\"display:none;\" data-version=\"5.0.9\">\n<ul>\t<!-- SLIDE  -->\n\t<li data-index=\"rs-28\" data-transition=\"random\" data-slotamount=\"7\"  data-easein=\"default\" data-easeout=\"default\" data-masterspeed=\"300\"  data-thumb=\"\"  data-rotate=\"0\"  data-saveperformance=\"off\"  class=\"voipswitch videos subtitulos\" id=\"voipswitch videos subtitulos\" voipswitch videos subtitulos data-title=\"SubtitulosTexto\" data-description=\"\">\n\t\t<!-- MAIN IMAGE -->\n\t\t<img src=\"https:\/\/servervoip.com\/blog\/wp-content\/plugins\/revslider\/admin\/assets\/images\/dummy.png\"  alt=\"\"  width=\"879\" height=\"51\" data-lazyload=\"https:\/\/servervoip.com\/blog\/wp-content\/plugins\/revslider\/admin\/assets\/images\/transparent.png\" data-bgposition=\"center top\" data-bgfit=\"cover\" data-bgrepeat=\"no-repeat\" class=\"rev-slidebg\" data-no-retina>\n\t\t<!-- LAYERS -->\n\n\t\t<!-- LAYER NR. 1 -->\n\t\t<div class=\"tp-caption   tp-resizeme\" \n\t\t\t id=\"slide-28-layer-2\" \n\t\t\t data-x=\"\" \n\t\t\t data-y=\"1\" \n\t\t\t\t\t\tdata-width=\"['none','none','none','none']\"\n\t\t\tdata-height=\"['none','none','none','none']\"\n\t\t\tdata-transform_idle=\"o:1;\"\n \n\t\t\t data-transform_in=\"opacity:0;s:300;e:Power2.easeInOut;\" \n\t\t\t data-transform_out=\"opacity:0;s:300;s:300;\" \n\t\t\tdata-start=\"500\" \n\t\t\tdata-responsive_offset=\"on\" \n\n\t\t\t\n\t\t\tstyle=\"z-index: 5;\">\n\t\t\t\t<div class=\"rs-looped disabled\" ><img src=\"https:\/\/servervoip.com\/blog\/wp-content\/plugins\/revslider\/admin\/assets\/images\/dummy.png\" alt=\"\" data-ww=\"879\" data-hh=\"51\" data-lazyload=\"https:\/\/www.servervoip.com\/blog\/wp-content\/uploads\/2015\/10\/fondo-en-degradado-con-signod-copia.jpg\" data-no-retina> \n\t\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t<!-- LAYER NR. 2 -->\n\t\t<div class=\"tp-caption mediumbgorange   tp-resizeme\" \n\t\t\t id=\"slide-28-layer-1\" \n\t\t\t data-x=\"6\" \n\t\t\t data-y=\"5\" \n\t\t\t\t\t\tdata-width=\"['653']\"\n\t\t\tdata-height=\"['41']\"\n\t\t\tdata-transform_idle=\"o:1;\"\n \n\t\t\t data-transform_in=\"opacity:0;s:300;e:Power3.easeInOut;\" \n\t\t\t data-transform_out=\"auto:auto;s:300;\" \n\t\t\tdata-start=\"500\" \n\t\t\tdata-splitin=\"none\" \n\t\t\tdata-splitout=\"none\" \n\t\t\tdata-responsive_offset=\"on\" \n\n\t\t\t\n\t\t\tstyle=\"z-index: 6; 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style=\"display:none;\" data-version=\"5.0.9\">\n<ul>\t<!-- SLIDE  -->\n\t<li data-index=\"rs-15\" data-transition=\"random\" data-slotamount=\"7\"  data-easein=\"default\" data-easeout=\"default\" data-masterspeed=\"300\"  data-link=\"http:\/\/www.servervoip.com\/voipswitch-comprar.php?server=50_promo\"  data-target=\"_blank\"  data-slideindex=\"back\" data-thumb=\"https:\/\/servervoip.com\/blog\/wp-content\/uploads\/2015\/10\/fondo-slider-con-letras31-100x50.jpg\"  data-rotate=\"0\"  data-saveperformance=\"off\"  data-title=\"Slide\" data-description=\"\">\n\t\t<!-- MAIN IMAGE -->\n\t\t<img src=\"https:\/\/servervoip.com\/blog\/wp-content\/plugins\/revslider\/admin\/assets\/images\/dummy.png\"  alt=\"\"  width=\"879\" height=\"262\" data-lazyload=\"https:\/\/servervoip.com\/blog\/wp-content\/uploads\/2015\/10\/fondo-slider-con-letras31.jpg\" data-bgposition=\"center top\" data-bgfit=\"cover\" data-bgrepeat=\"no-repeat\" class=\"rev-slidebg\" data-no-retina>\n\t\t<!-- LAYERS 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Para un servicio detelefon\u00eda IP b\u00e1sica, los element os de la red debeser capaces de  generarlas cabeceras:  <\/p>\n<p>\u2022 Call8ID<br \/>\n\u2022 Cseq<br \/>\n\u2022 From<br \/>\n\u2022 To<br \/>\n\u2022 Via<br \/>\n\u2022 Content8Length<br \/>\n\u2022 Content8Type<br \/>\n\u2022 Expires<br \/>\n\u2022 Require<br \/>\n\u2022 Max8Forwards   <\/p>\n<p>Cuerpo del mensaje SIP El cuerpo es opcional, sin embargo muchas veces esu tilizado para describir  las sesiones multimedias.<br \/>\n\u2022 Se utiliza el protocolo SDP (Session Description Protocol) para describir  sesiones en tiempo real, cuyo prop\u00f3sito principal es conducir informaci\u00f3n  acerca de los media streams en las sesiones multimedias.  <\/p>\n<p>\u2022 Al igual que los mensajes SIP, corresponden a campo s de texto que se  incluyen a los dem\u00e1s protocolos, los cuales con abreviados en una sola letra.   <\/p>\n<p>Tomado de:<br \/>\nArroba, M, &#038; Salazar, M. (2011). Propuesta de soluci\u00f3nes a las vulnerabilidades del protocolo de se\u00f1alizaci\u00f3n SIP en voz sobre IP: Red IP-PBX (tesis de pregrado). Escuela Superior Polit\u00e9cnica de Chimborazo, Riobamba, Ecuador.<\/p>\n<p>Fuente:<br \/>\nhttp:\/\/dspace.espoch.edu.ec\/bitstream\/123456789\/872\/1\/38T00263.pdf<\/p>\n<h2>Emprendiendo en la Telefon\u00eda por Internet<\/h2>\n<p><a href=\"http:\/\/www.servervoip.com\/voipswitch\"><img loading=\"lazy\" src=\"https:\/\/www.servimatango.com\/blog\/wp-content\/uploads\/empresa-de-telefonia-voip.png\" alt=\"empresa-de-telefonia-voip\" width=\"713\" height=\"449\" class=\"aligncenter size-full wp-image-4717\" srcset=\"https:\/\/servervoip.com\/blog\/wp-content\/uploads\/empresa-de-telefonia-voip.png 713w, https:\/\/servervoip.com\/blog\/wp-content\/uploads\/empresa-de-telefonia-voip-150x94.png 150w, https:\/\/servervoip.com\/blog\/wp-content\/uploads\/empresa-de-telefonia-voip-300x189.png 300w\" sizes=\"(max-width: 713px) 100vw, 713px\" \/><\/a><br \/>\n[st_button button_text=\u00bb SOLICITA TU SERVER AHORA \u25ba\u00bb button_type_url=\u00bbhttp:\/\/www.servervoip.com\/voipswitch-comprar.php?server=50_promo\u00bb open_in=\u00bbnew_window\u00bb icon=\u00bbfa fa-shopping-cart\u00bb button_alignment=\u00bbcenter\u00bb button_margin_top=\u00bb-50&#8243; button_size=\u00bbbtn-lg\u00bb button_color=\u00bbbtn-blue\u00bb appearing_animation=\u00bbfade_in\u00bb wrapper_padding_top=\u00bb0&#8243; wrapper_padding_left=\u00bb0&#8243; wrapper_padding_bottom=\u00bb0&#8243; wrapper_padding_right=\u00bb0&#8243; wrapper_bg_opacity_slider=\u00bb\u00bb id_wrapper=\u00bbelm_5c828b43c6319&#8243; ][\/st_button]<br \/>\n&nbsp;<br \/>\nMientras Algunos se pasan Observando los Logros de Otros; T\u00da Trabajas por el Tuyo.<\/p>\n<p>Y T\u00fa, \u00bfTienes lo Que le Hace Falta para Ser un VERDADERO EMPRENDEDOR@?<\/p>\n<p>Tu Empresa de Telefon\u00eda VoIP est\u00e1 dise\u00f1ada para que administres, gestiones y monitorees sus herramientas sin complicaciones o necesidad de conocimientos t\u00e9cnicos.<\/p>\n<ul>\n<li>Genera <strong>CLIENTES<\/strong>,<\/li>\n<li>Ingresa <strong>PROVEEDORES<\/strong>,<\/li>\n<li>Forma <strong>DISTRIBUIDORES<\/strong><\/li>\n<\/ul>\n<p><strong>ServerVoip <\/strong>presenta el mejor server fisico dedicado para telefonia voip que incluye el software de telefon\u00eda ip \u00abVoipSwitch\u00bb especial para voz sobre ip.<\/p>\n<p><strong>VoipSwitch <\/strong>es la plataforma ideal para que sin necesidad de conocimientos t\u00e9cnicos crees tu propia empresa de Telefon\u00eda IP VoIP y encuentres una forma de ganar DINERO en la red siendo carrier de telefon\u00eda sobre Ip (Voip). <\/p>\n<p>Te brindamos todas las herramientas para que est\u00e9s al nivel de las grandes empresas y negocios; puedas obsequiar llamadas gratis como estrategia de marketing en fidelizaci\u00f3n a tus clientes \/ free entre tus clientes; el servidor VoIP te permite utilizar m\u00faltiples proveedores como nosotros tenemos <a href=\"http:\/\/www.alosip.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"> www.alosip.com.<\/a> (carrier \/ routes) para un mismo destino, vender terminaci\u00f3n (wholesale), clientes finales (retail), etc.<\/p>\n<p>El software te proporciona todo lo que necesitas; sistema llave en mano: para crear tu empresa de telefon\u00eda IP (VoIP) bajo tu propio nombre o marca. M\u00e1s informaci\u00f3n en  <a href=\"http:\/\/marcablanca.servervoip.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">marcaBlanca.servervoip.com<\/a><\/p>\n<p>Para que CREES y DESARROLLES tu propia empresa de telefonia por internet, revisa m\u00e1s detalles en <a href=\"http:\/\/www.servervoip.com\/voipswitch\/\">VoIPSwitch<\/a><\/p>\n<hr \/>\n<h1 style=\"text-align: center;\">\u00bfQuieres Emprender por Internet?<\/h1>\n<h3 style=\"text-align: center;\">\u00abAhora Trabajar desde la Comodidad de tu Casa y Ganar Dinero por Internet&#8230; Nunca Hab\u00eda Sido tan F\u00e1cil, R\u00e1pido y con RESULTADOS Impresionantes\u00bb<\/h3>\n<p style=\"text-align: center;\">Descubre el NEGOCIO Perfecto y convi\u00e9rtete en un EMPRESARIO de \u00c9xito creando y desarrollando tu Propia Empresa de Telefon\u00eda por Internet. <strong>Suscr\u00edbete y RECIBE FREE<\/strong>:<\/p>\n<h2 style=\"text-align: center;\">\u00a1Sie7e Poderosas Razones Que Tiene el EMPRENDEDOR Exitoso para Crear su Propia Empresa de Telefon\u00eda por Internet VoIP!&#8230;<\/h2>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-1229 size-medium\" src=\"http:\/\/servimatango.com\/negocios-rentables\/wp-content\/uploads\/2015\/07\/libro-server-voip-241x300.png\" alt=\"libro server voip\" width=\"241\" height=\"300\" \/><br \/>\n[st_accordion div_margin_bottom=\u00bb15&#8243; initial_open=\u00bb0&#8243; multi_open=\u00bbyes\u00bb wrapper_padding_top=\u00bb0&#8243; wrapper_padding_left=\u00bb0&#8243; wrapper_padding_bottom=\u00bb0&#8243; wrapper_padding_right=\u00bb0&#8243; wrapper_bg_opacity_slider=\u00bb\u00bb wrapper_bg_opacity=\u00bb50&#8243; wrapper_border_style=\u00bboutset\u00bb wrapper_rounded_topleft=\u00bb3&#8243; id_wrapper=\u00bbelm_5c828b0bd3fa6&#8243; ][st_item_accordion heading=\u00bb<img class=aligncenter src=http:\/\/servimatango.com\/negocios-rentables\/wp-content\/uploads\/2015\/07\/Boton-descarga-reporte.gif alt=Reporte width=500 height=145 \/>\u00bb id_wrapper=\u00bbelm_5c828b0bd3f58&#8243; ]<center><script type=\"text\/javascript\" src=\"http:\/\/app.getresponse.com\/view_webform.js?wid=10619501&#038;u=kSvx\"><\/script><\/center>[\/st_item_accordion][\/st_accordion]<\/p>\n<p><a href=\"https:\/\/www.servimatango.com\/blog\/desventajas-telefonia-ip\/\">Desventajas al Usar la Telefonia por Internet (VoIP)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mensajes SIP Son en texto plano y emplean el formato de mensaje gen\u00e9rico establecido en la RFC 2822, es decir: \u2022 Una l\u00ednea de inicio \u2022 Campos de cabecera (header) \u2022 Una l\u00ednea vac\u00eda (indica el final de campo de cabeceras) \u2022 Un cuerpo de mensajes opcionales L\u00ednea de inicio de un mensaje SIP Peticiones&#8230;<\/p>\n<p><a class=\"excerpt-read-more btn btn-primary\" href=\"https:\/\/servervoip.com\/blog\/mensajes-sip\/\" title=\"ReadMensajes Sip\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":6909,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"image","meta":[],"categories":[13],"tags":[1195,1878,1476,1812,1495,1879],"_links":{"self":[{"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/posts\/6908"}],"collection":[{"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/comments?post=6908"}],"version-history":[{"count":0,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/posts\/6908\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/media\/6909"}],"wp:attachment":[{"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/media?parent=6908"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/categories?post=6908"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/servervoip.com\/blog\/wp-json\/wp\/v2\/tags?post=6908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}