Александр Ватаманюк

Создание и обслуживание локальных сетей


Скачать книгу

информацией о получателе и отправителе.

      2

      Именно так переводится с английского полное название протокола – «простой протокол передачи сообщений».

      3

      В настоящее время распространена третья версия протокола, поэтому он носит название POP3.

      4

      Количество других маршрутизаторов, которые будут задействованы для доставки сообщения выбранному компьютеру.

      5

      Сегмент – максимальная длина кабеля между двумя соседними компьютерами или компьютером и сетевым устройством (концентратором, маршрутизатором, репитером и т. д.).

      6

      Часто используют другое название организации – International Standards Organization и, соответственно, название стандарта – ISO.

      7

      На практике при использовании качественных сетевых карт длина сегмента может достигать 220–300 м.

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