Airlink101 AR580W3G User Manual page 133

Port: Network Clients (LAN PC) uses port numbers to distinguish one network
application/protocol over another. Below is a list of common applications and
protocol/port numbers:
Application Protocol Port Number
Telnet TCP
FTP TCP
SMTP TCP
POP3 TCP
H.323 TCP
SNMP UCP
SNMP Trap UDP
HTTP TCP
PPTP TCP
PC Anywhere TCP
PC Anywhere UDP
PPPoE: Point-to-Point Protocol over Ethernet. Point-to-Point Protocol is a secure data
transmission method originally created for dial-up connections; PPPoE is for Ethernet
connections. PPPoE relies on two widely accepted standards, Ethernet and the
Point-to-Point Protocol. It is a communications protocol for transmitting information over
Ethernet between different manufacturers
Protocol: A protocol is a set of rules for interaction agreed upon between multiple
parties so that when they interface with each other based on such a protocol, the
interpretation of their behavior is well defined and can be made objectively, without
confusion or misunderstanding.
Router: A router is an intelligent network device that forwards packets between different
networks based on network layer address information such as IP addresses.
Subnet Mask: A subnet mask, which may be a part of the TCP/IP information provided
by your ISP, is a set of four numbers (e.g. 255.255.255.0) configured like an IP address.
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