OSI
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Application | 7- End user layer
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| Presentation | 6- Syntax, Encrypt/decrypt
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| Session | 5- Sync/send, Logical ports
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| Transport | 4- TCP, host-to-host, flow control
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| Network | 3- Packets, contains IP addresses
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| Data Link | 2- Frames, contains MAC address
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| Physical | 1- Physical Structure
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| 20 | FTP data
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| 21 | FTP control
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| 22 | SSH
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| 23 | Telnet
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| 25 | SMTP
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| 53 | DNS
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| 69 | TFTP
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| 80 | HTTP
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| 110 | POP3
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| 123 | NTP
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| 143 | IMAP
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| 443 | HTTPS
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| 161 | SNMP
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| POP3? | Mail is downloaded locally then deleted from server upon successful retrieval
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| IMAP? | Mail is not deleted upon retrieval, and is located on a central server
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| Exchange? | Microsoft email software running on a server, synchronized between nodes
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| 3389 | RDP
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| 43 | WhoIs
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| H.323? | Components- terminals, gateways, and gatekeepers
-requires more configuration on the gateway, compared to MGCP
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| SIP(Session Initiation Protocol)? | -uses a request/response method to establish communications between various components in the network
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| Media Gateway Control Protocol (MGCP)? | -enables a call agent (media gateway controller) to remotely control and manage voice and data communication devices at the edge of multiservice IP packet networks
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| Skinny Client Control Protocol (SCCP) | -uses Cisco-proprietary messages to communicate between IP devices and Cisco CallManager
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| Extensible Messaging and Presence Protocol (XMPP) | -a communications protocol for message-oriented middleware based on XML
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Created by:
generous_sausage
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