Лекция 10 : Приложно ниво
DESCRIPTION
Лекция 10 : Приложно ниво. (Application Layer). Redirector. DNS. Имена на области (домейни). GOV - Government MIL - Military COM - Commercial NET – Network support ORG – Organization EDU – Educational BIZ - Business. Международни домейни. UK – United Kingdom BG – Bulgaria - PowerPoint PPT PresentationTRANSCRIPT
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Лекция 10:Приложно ниво
(Application Layer)
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Redirector
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DNS
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Имена на области (домейни)
GOV - Government MIL - Military COM - Commercial NET – Network support ORG – Organization EDU – Educational BIZ - Business
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Международни домейни
UK – United Kingdom BG – Bulgaria IT – Italia EU – European Union JP – Japan TV ?
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Internet
Изпращач[email protected]
Получател[email protected]
СървърMail.tu-sofia.bg
СървърMail.tugab.bg
SMTP
SMTP
HTTP,POP3,IMAP,
...
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E-mail адрес
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DNS
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SMTP
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POP3 (IMAP, LDAP)
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Telnet, SSH
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Telnet
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Remote Desktop Protocol (RDP)
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FTP, TFTP
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HTTP
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DHCP
DHCPOFFER
DHCPACK
DHCPDISCOVER
DHCPREQUEST
DHCP Клиент DHCP сървър
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Ipconfig /all
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SNMP
Мрежа
Компютър с SNMP агент
Сървър сSNMP агент
Управляваща станция
База данни MIB
Маршрутизатор
SNMPSNMP
SNMP