Green Building Dictionary

 

Fig. 7: Internet Protocol Stack

OSI Layer

TCP/IP Layer

Name

Protocols

7

5

Application

DHCP, DNS, FTP, HTTP, IMAP, IRC, NNTP, POP3, SMTP, SNMP, SOAP, TELNET, XMPP,  etc.

6

 

Presentation

MIME, ASN.1, SSL

5

 

Session

SIP

4

4

Transport

TCP, UDP

3

3

Network

IP, IPv6, IPsec

2

2

Data Link

Ethernet, FDDI, PPP

1

1

Physical

RS-232, DSL, SONET