3.4. The Application Protocols

Application layer protocols are built on top of and into the TCP/IP protocol suite and are available on most implementations. The following list includes such protocols:

  • SNMP

  • TFTP

  • FTP

  • SFTP

  • SMTP

  • IMAP

  • NFS

  • SSH

  • HTTPS

  • NNTP

  • LDAP

  • LPR

  • POP3

  • LPD

  • Telnet

  • HTTP

  • NTP

  • SCP

  • IGMP

3.4.1. Simple Network Management Protocol (SNMP)

Simple Network Management Protocol (SNMP) allows network administrators to collect information about the network. It is a communications protocol for collecting information about devices on the network, including hubs, routers, and bridges. Each piece of information to be collected about a device is defined in a Management Information Base (MIB). SNMP uses UDP to send and receive messages on the network.

3.4.2. File Transfer ...

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