{"id":189516,"date":"2013-08-09T04:43:03","date_gmt":"2013-08-09T00:43:03","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=189516"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=189516","title":{"rendered":"<span class=\"post_title\">\u0422\u0430\u043a \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0436\u0435 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 IPv4 \u043f\u0440\u043e\u043f\u0430\u0434\u0435\u0442?<\/span>"},"content":{"rendered":"<div class=\"content html_format\">   \t\u0417\u0430\u0446\u0435\u043f\u0438\u043b \u043c\u0435\u043d\u044f \u0432\u043e\u043f\u0440\u043e\u0441 \u211613 \u00ab\u0410 \u0437\u043d\u0430\u0435\u0442\u0435 \u043b\u0438 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u0441\u0435\u0433\u043e \u0430\u0434\u0440\u0435\u0441\u043e\u0432 [IPv4] <i>\u043f\u0440\u043e\u043f\u0430\u0434\u0430\u0435\u0442<\/i>\u00bb \u0438\u0437 \u0442\u043e\u043f\u0438\u043a\u0430<a href=\"http:\/\/habrahabr.ru\/post\/189268\"> \u041a\u0430\u0432\u0435\u0440\u0437\u043d\u044b\u0435 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/a> <br \/>  \u041d\u0435 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0430\u043c \u0432\u043e\u043f\u0440\u043e\u0441, \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0437\u0430\u043c\u0435\u0447\u0430\u043d\u0438\u0435 \u0443\u0432\u0430\u0436\u0430\u0435\u043c\u043e\u0433\u043e <a href=\"http:\/\/habrahabr.ru\/users\/eucariot\/\" class=\"user_link\">eucariot<\/a> \u00ab\u0412\u043e\u0442 \u0442\u0430\u043a\u0438\u0435 \u043c\u044b \u0440\u0430\u0441\u0442\u043e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435\u00bb. \u0421\u0442\u0430\u043b\u043e \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e, \u0430 \u0441\u043a\u043e\u043b\u044c\u043a\u043e <b>\u043f\u0440\u043e\u0446\u0435\u043d\u0442\u043e\u0432<\/b> \u0430\u0434\u0440\u0435\u0441\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0430 <i>\u043f\u0440\u043e\u043f\u0430\u0434\u0430\u0435\u0442<\/i> \u0432 \u043d\u044b\u043d\u0435\u0448\u043d\u0438\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u0434\u0435\u0444\u0438\u0446\u0438\u0442\u0430 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 IPv4 (\u043f\u0440\u043e \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0433\u043e\u0434 \u043d\u0430\u0437\u0430\u0434 \u043f\u0440\u043e\u0442\u0440\u0443\u0431\u0438\u043b\u0438 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0441\u0435 \u043c\u0430\u0441\u0441-\u043c\u0435\u0434\u0438\u0430 \u0438 \u0431\u043b\u0430\u0433\u043e\u043f\u043e\u043b\u0443\u0447\u043d\u043e \u0437\u0430\u0431\u044b\u043b\u0438) \u2014 1%? \u0418\u043b\u0438 5%? \u0410 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c 10%? <a name=\"habracut\"><\/a><\/p>\n<p>  \u0412\u043e-\u043f\u0435\u0440\u0432\u044b\u0445, \u043d\u0435 \u0441\u043e\u0432\u0441\u0435\u043c \u043f\u043e\u043d\u044f\u0442\u043d\u043e, \u0447\u0442\u043e \u043f\u043e\u043d\u0438\u043c\u0430\u0442\u044c \u043f\u043e\u0434 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u043c <i>\u043f\u0440\u043e\u043f\u0430\u0434\u0430\u0435\u0442<\/i>? \u0412\u043e-\u0432\u0442\u043e\u0440\u044b\u0445, \u043d\u0430 \u043a\u043e\u0433\u043e \u0438\u0437 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u043e\u0432 \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043f\u0440\u0438 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0438 \u0441\u043f\u0438\u0441\u043a\u043e\u0432 <i>\u043f\u0440\u043e\u043f\u0430\u0449\u0438\u0445<\/i> \u0430\u0434\u0440\u0435\u0441\u043e\u0432, \u0433\u0434\u0435 \u0438\u0441\u043a\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0434\u044b?<\/p>\n<p>  \u0414\u043b\u044f \u043f\u0440\u043e\u0441\u0442\u043e\u0442\u044b \u0431\u0443\u0434\u0435\u043c \u0441\u0447\u0438\u0442\u0430\u0442\u044c <i>\u043f\u0440\u043e\u043f\u0430\u0449\u0438\u043c\u0438<\/i> \u0432\u0441\u0435 \u0430\u0434\u0440\u0435\u0441\u0430, \u043f\u0440\u043e \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0435\u0441\u0442\u044c \u044f\u0432\u043d\u043e\u0435 \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u043d\u0438\u0435 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432 RFC), \u0447\u0442\u043e \u043f\u043e \u0442\u0435\u043c \u0438\u043b\u0438 \u0438\u043d\u044b\u043c \u043f\u0440\u0438\u0447\u0438\u043d\u0430\u043c \u0438\u0445 \u043d\u0435\u043b\u044c\u0437\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u043b\u044f \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u0438\u044f \u0443\u0437\u043b\u0443. \u041f\u043e\u0442\u0435\u0440\u0438 \u043d\u0430 \u043c\u0430\u0441\u043a\u0438\\\u0433\u0435\u0439\u0442\u044b, \u0432\u044b\u0437\u0432\u0430\u043d\u043d\u044b\u0435 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u044c\u044e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f IP-\u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044f\u043c \u0438 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u0438 \u043c\u0435\u0436\u0434\u0443 \u043d\u0438\u043c\u0438 \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u0442\u044c \u043d\u0435 \u0431\u0443\u0434\u0435\u043c. \u041f\u043e\u0442\u0435\u0440\u0438 \u0431\u0443\u0434\u0435\u043c \u0441\u0447\u0438\u0442\u0430\u0442\u044c \u0432 % \u043e\u0442 \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0433\u043e \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0443\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u044b\u0445 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 (4 294 967 296 = 2^32).<\/p>\n<p>  \u041f\u043e <a href=\"http:\/\/tools.ietf.org\/html\/rfc5735#section-4\">RFC 5735<\/a> (\u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442\u0441\u044f <a href=\"http:\/\/habrahabr.ru\/users\/eucariot\/\" class=\"user_link\">eucariot<\/a> \u0432 \u043e\u0442\u0432\u0435\u0442\u0435 \u043d\u0430 \u0432\u043e\u043f\u0440\u043e\u0441 \u211613) \u043f\u043e\u043b\u0443\u0447\u0430\u043b\u043e\u0441\u044c, \u0447\u0442\u043e \u043f\u0440\u043e\u043f\u0430\u0434\u0435\u0442 588 514 561 (13,70%) \u0430\u0434\u0440\u0435\u0441\u043e\u0432. \u0412 \u0441\u0442\u0430\u0442\u044c\u0435 \u043d\u0430 \u0432\u0438\u043a\u0438 <a href=\"http:\/\/en.wikipedia.org\/wiki\/Reserved_IP_addresses\">Reserved_IP_addresses<\/a> \u0443\u043a\u0430\u0437\u0430\u043d\u043e \u0443\u0436\u0435 592 708 616 (13,80%) \u0430\u0434\u0440\u0435\u0441\u043e\u0432. \u041f\u043e\u0447\u0435\u043c\u0443 \u0446\u0438\u0444\u0440\u044b \u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0430\u044e\u0442? \u0410 \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e RFC 5735 \u043f\u0440\u0438\u0437\u043d\u0430\u043d \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u043c, \u0438 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0439 RFC \u043f\u043e \u0442\u0435\u043c\u0435 \u2014 <a href=\"http:\/\/tools.ietf.org\/html\/rfc6890\">6890<\/a>. \u041d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 <a href=\"http:\/\/tools.ietf.org\/html\/rfc6890\">RFC6890<\/a> \u043d\u0430 \u0441\u0430\u0439\u0442\u0435 iana.org \u0435\u0441\u0442\u044c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442 <a href=\"http:\/\/www.iana.org\/assignments\/iana-ipv4-special-registry\/iana-ipv4-special-registry.xhtml\">IANA IPv4 Special-Purpose Address Registry<\/a>, \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043f\u043e\u043b\u043d\u044b\u0439 \u0438 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0439 (Last Updated 2013-05-22), \u0445\u043e\u0442\u044f \u0438 \u043d\u0435 \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u044b\u0439 (imho).<\/p>\n<p>  \u0412 \u043d\u043e\u0432\u043e\u043c RFC6890 \u043f\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u0435\u0442\u044c 100.64.0.0\/10 (Shared Address Space), \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u0434\u0435\u0442\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u043f\u043e\u0434\u0441\u0435\u0442\u0438 192.0.0.0\/24 (IETF Protocol Assignments) \u043d\u0430 192.0.0.170\/32 \u0438 192.0.0.171\/32 (NAT64\/DNS64 Discovery), \u0430 \u0442\u0430\u043a\u0436\u0435 192.0.0.0\/29 (DS-Lite). \u041d\u043e \u0432\u043e\u0442 \u0441\u0435\u0442\u044c \u0434\u043b\u044f \u043c\u0443\u043b\u044c\u0442\u0438\u043a\u0430\u0441\u0442\u0430 224.0.0.0\/4 \u0438\u0437 RFC5735 \u0443\u0436\u0435 \u0432 \u0441\u043f\u0438\u0441\u043a\u0430\u0445 \u043d\u0435 \u0437\u043d\u0430\u0447\u0438\u0442\u0441\u044f. \u0418\u0442\u043e\u0433\u043e, 324 273 411 (7,55%) \u043f\u0440\u043e\u043f\u0430\u0449\u0438\u0445 \u0430\u0434\u0440\u0435\u0441\u043e\u0432. \u0410 \u043a\u0443\u0434\u0430 \u0434\u0435\u043b\u0441\u044f \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d 224.0.0.0\/4? \u041d\u0435\u0443\u0436\u0435\u043b\u0438 \u0440\u0430\u0437\u0434\u0430\u043b\u0438 \u0441\u0442\u0440\u0430\u0436\u0434\u0443\u0449\u0438\u043c? \u041d\u0438\u043a\u0430\u043a \u043d\u0435\u0442, \u0432 <a href=\"http:\/\/www.iana.org\/assignments\/ipv4-address-space\/ipv4-address-space.xml\">IANA IPv4 Address Space Registry<\/a> \u0432 \u0433\u0440\u0430\u0444\u0435 Designation \u0447\u0435\u0441\u0442\u043d\u043e \u0443\u043a\u0430\u0437\u0430\u043d\u043e Multicast. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u0443\u0447\u0438\u0442\u044b\u0432\u0435\u043c \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d 224.0.0.0\/4 \u0432 \u0441\u043f\u0438\u0441\u043a\u0435 <i>\u043f\u043e\u0442\u0435\u0440\u044c<\/i>.<br \/>  \u0427\u0442\u043e \u043a\u0430\u0441\u0430\u0435\u0442\u0441\u044f \u0432\u0438\u043a\u0438 \u2014 \u0441\u0435\u0442\u044c 192.0.0.0\/24 \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u043f\u043e\u0434\u0441\u0435\u0442\u044c\u044e 192.0.0.0\/29, \u0447\u0442\u043e \u0434\u0430\u0451\u0442 \u0430\u0431\u0441\u043e\u043b\u044e\u0442\u043d\u0443\u044e \u043f\u043e\u0433\u0440\u0435\u0448\u043d\u043e\u0441\u0442\u044c \u0432 248 \u0445\u043e\u0441\u0442\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0438\u0437-\u0437\u0430 \u043c\u0438\u0437\u0435\u0440\u043d\u043e\u0433\u043e \u0440\u0430\u0437\u043c\u0435\u0440\u0430 \u0432 \u043f\u0440\u043e\u0446\u0435\u043d\u0442\u043d\u043e\u043c \u0441\u043e\u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0438 \u043d\u0435 \u043e\u0442\u0440\u0430\u0436\u0430\u0435\u0442\u0441\u044f.<\/p>\n<p>  \u0422\u0430\u043a\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c, \u0435\u0441\u043b\u0438 \u044f \u043d\u0438\u0433\u0434\u0435 \u043d\u0435 \u043e\u0448\u0438\u0431\u0441\u044f \u2014 \u043d\u0430 \u0441\u0435\u0433\u043e\u0434\u043d\u044f\u0448\u043d\u0438\u0439 \u0434\u0435\u043d\u044c \u043e\u0431\u0449\u0438\u0435 <i>\u043f\u043e\u0442\u0435\u0440\u0438<\/i> \u0430\u0434\u0440\u0435\u0441\u043e\u0432 IPv4 c\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 13,8 % \u043e\u0442 \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0433\u043e \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0443\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u044b\u0445 \u0430\u0434\u0440\u0435\u0441\u043e\u0432, \u0430 \u0432 \u0432\u0438\u043a\u0438\u043f\u0435\u0434\u0438\u0438 \u0435\u0441\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0430. \u0423\u0432\u0430\u0436\u0430\u0435\u043c\u044b\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u044b, \u043f\u043e\u043f\u0440\u0430\u0432\u044c\u0442\u0435, \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043c\u0435\u043d\u044f, \u0435\u0441\u043b\u0438 \u044f \u043d\u0435 \u043f\u0440\u0430\u0432. \u0418\u043b\u0438 \u0412\u0438\u043a\u0438\u043f\u0435\u0434\u0438\u044e.<\/p>\n<p>  \u041f\u043e\u043f\u0443\u0442\u043d\u043e \u0432\u043e\u0437\u043d\u0438\u043a \u0432\u043e\u043f\u0440\u043e\u0441 \u043a \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u0430\u043c \u2013 \u0430 \u043a\u0430\u043a \u043f\u043e\u0436\u0438\u0432\u0430\u0435\u0442 \u0434\u0435\u0444\u0438\u0446\u0438\u0442 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 IPv4, \u043f\u0440\u043e \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432 \u043f\u0440\u043e\u0448\u043b\u043e\u043c \u0433\u043e\u0434\u0443 \u0448\u0438\u0440\u043e\u043a\u043e \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0438 \u043c\u0430\u0441\u0441-\u043c\u0435\u0434\u0438\u0430? \u0418 \u0434\u043e\u043b\u0433\u043e \u043b\u0438 \u0435\u0449\u0435 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u0431\u044b\u0432\u0430\u0442\u044c \u0432 \u0441\u0442\u0430\u0442\u0443\u0441\u0435 RESERVED for Future use (\u0441 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f 1981 \u0433 \u0443\u0436\u0435) \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d 240.0.0.0\/4?<\/p>\n<p>  PS: \u044f \u043d\u0435 \u0441\u0435\u0442\u0435\u0432\u0438\u043a, \u0435\u0441\u043b\u0438 \u043d\u0435\u043f\u0440\u0430\u0432 \u2013 \u0441\u0438\u043b\u044c\u043d\u043e \u043d\u0435 \u043f\u0438\u043d\u0430\u0439\u0442\u0435 \u043f\u043b\u0438\u0437.<\/p>\n<div class=\"spoiler\"><b class=\"spoiler_title\">\u0422\u0430\u0431\u043b\u0438\u0446\u044b \u0441 \u0440\u0430\u0441\u0447\u0451\u0442\u0430\u043c\u0438<\/b><\/p>\n<div class=\"spoiler_text\">\n<table>\n<tr>\n<td>RFC5735<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td> wiki<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>iana.org<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>0.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>0.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>0.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>10.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>10.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>10.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>100.64.0.0\/10<\/td>\n<td>10<\/td>\n<td>4 194 304<\/td>\n<td><\/td>\n<td>100.64.0.0\/10<\/td>\n<td>10<\/td>\n<td>4 194 304<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>127.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>127.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td>127.0.0.0\/8<\/td>\n<td>8<\/td>\n<td>16 777 216<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>169.254.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td>169.254.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td>169.254.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>172.16.0.0\/12<\/td>\n<td>12<\/td>\n<td>1 048 576<\/td>\n<td><\/td>\n<td>172.16.0.0\/12<\/td>\n<td>12<\/td>\n<td>1 048 576<\/td>\n<td><\/td>\n<td>172.16.0.0\/12<\/td>\n<td>12<\/td>\n<td>1 048 576<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>192.0.0.0\/24&gt;<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>192.0.0.0\/29<\/td>\n<td>29<\/td>\n<td>8<\/td>\n<td><\/td>\n<td>192.0.0.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>192.0.0.0\/29<\/td>\n<td>29<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>192.0.0.170\/32<\/td>\n<td>32<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>192.0.0.171\/32<\/td>\n<td>32<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>192.0.2.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>192.0.2.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>192.0.2.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>192.88.99.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>192.88.99.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>192.88.99.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>192.168.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td>192.168.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td>192.168.0.0\/16<\/td>\n<td>16<\/td>\n<td>65 536<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>198.18.0.0\/15<\/td>\n<td>15<\/td>\n<td>131 072<\/td>\n<td><\/td>\n<td>198.18.0.0\/15<\/td>\n<td>15<\/td>\n<td>131 072<\/td>\n<td><\/td>\n<td>198.18.0.0\/15<\/td>\n<td>15<\/td>\n<td>131 072<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>198.51.100.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>198.51.100.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>198.51.100.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>203.0.113.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>203.0.113.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td>203.0.113.0\/24<\/td>\n<td>24<\/td>\n<td>256<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>224.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td>224.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td>224.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>240.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td>240.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td>240.0.0.0\/4<\/td>\n<td>4<\/td>\n<td>268 435 456<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>255.255.255.255\/32<\/td>\n<td>32<\/td>\n<td>1<\/td>\n<td><\/td>\n<td>255.255.255.255\/32<\/td>\n<td>32<\/td>\n<td>1<\/td>\n<td><\/td>\n<td>255.255.255.255\/32<\/td>\n<td>32<\/td>\n<td>1<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u0418\u0422\u041e\u0413\u041e<\/td>\n<td>588 514 561<\/td>\n<td><\/td>\n<td><\/td>\n<td>\u0418\u0422\u041e\u0413\u041e<\/td>\n<td>592 708 617<\/td>\n<td><\/td>\n<td><\/td>\n<td>\u0418\u0422\u041e\u0413\u041e<\/td>\n<td>592 708 865<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u0432\u0441\u0435\u0433\u043e IPv4 \u0430\u0434\u0440\u0435\u0441\u043e\u0432<\/td>\n<td>4 294 967 296<\/td>\n<td><\/td>\n<td><\/td>\n<td>\u0432\u0441\u0435\u0433\u043e IPv4 \u0430\u0434\u0440\u0435\u0441\u043e\u0432<\/td>\n<td>4 294 967 296<\/td>\n<td><\/td>\n<td><\/td>\n<td>\u0432\u0441\u0435\u0433\u043e IPv4 \u0430\u0434\u0440\u0435\u0441\u043e\u0432<\/td>\n<td>4 294 967 296<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>% \u043f\u043e\u0442\u0435\u0440\u044c<\/td>\n<td>13,7024224<\/td>\n<td><\/td>\n<td><\/td>\n<td>% \u043f\u043e\u0442\u0435\u0440\u044c<\/td>\n<td>13,80007288<\/td>\n<td><\/td>\n<td><\/td>\n<td>% \u043f\u043e\u0442\u0435\u0440\u044c<\/td>\n<td>13,80007865<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<\/table>\n<p>  \u0421\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/p><\/div>\n<p> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"http:\/\/habrahabr.ru\/post\/189516\/\"> http:\/\/habrahabr.ru\/post\/189516\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"content html_format\">   \t\u0417\u0430\u0446\u0435\u043f\u0438\u043b \u043c\u0435\u043d\u044f \u0432\u043e\u043f\u0440\u043e\u0441 \u211613 \u00ab\u0410 \u0437\u043d\u0430\u0435\u0442\u0435 \u043b\u0438 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u0441\u0435\u0433\u043e \u0430\u0434\u0440\u0435\u0441\u043e\u0432 [IPv4] <i>\u043f\u0440\u043e\u043f\u0430\u0434\u0430\u0435\u0442<\/i>\u00bb \u0438\u0437 \u0442\u043e\u043f\u0438\u043a\u0430<a href=\"http:\/\/habrahabr.ru\/post\/189268\"> \u041a\u0430\u0432\u0435\u0440\u0437\u043d\u044b\u0435 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/a> <br \/>  \u041d\u0435 \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0430\u043c \u0432\u043e\u043f\u0440\u043e\u0441, \u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0437\u0430\u043c\u0435\u0447\u0430\u043d\u0438\u0435 \u0443\u0432\u0430\u0436\u0430\u0435\u043c\u043e\u0433\u043e <a href=\"http:\/\/habrahabr.ru\/users\/eucariot\/\" class=\"user_link\">eucariot<\/a> \u00ab\u0412\u043e\u0442 \u0442\u0430\u043a\u0438\u0435 \u043c\u044b \u0440\u0430\u0441\u0442\u043e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435\u00bb. \u0421\u0442\u0430\u043b\u043e \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e, \u0430 \u0441\u043a\u043e\u043b\u044c\u043a\u043e <b>\u043f\u0440\u043e\u0446\u0435\u043d\u0442\u043e\u0432<\/b> \u0430\u0434\u0440\u0435\u0441\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0430 <i>\u043f\u0440\u043e\u043f\u0430\u0434\u0430\u0435\u0442<\/i> \u0432 \u043d\u044b\u043d\u0435\u0448\u043d\u0438\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u0434\u0435\u0444\u0438\u0446\u0438\u0442\u0430 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 IPv4 (\u043f\u0440\u043e \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0433\u043e\u0434 \u043d\u0430\u0437\u0430\u0434 \u043f\u0440\u043e\u0442\u0440\u0443\u0431\u0438\u043b\u0438 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0441\u0435 \u043c\u0430\u0441\u0441-\u043c\u0435\u0434\u0438\u0430 \u0438 \u0431\u043b\u0430\u0433\u043e\u043f\u043e\u043b\u0443\u0447\u043d\u043e \u0437\u0430\u0431\u044b\u043b\u0438) \u2014 1%? \u0418\u043b\u0438 5%? \u0410 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c 10%? 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