Moxa Technologies NPort Server Pro Uživatelský manuál stáhnout pdf (Strana 6)

each other’s MAC address to maintain point-to-point communi-

cation over the Internet.

• IP Address

This is a 4-byte (32-bit) number assigned to a network device for

communicating over an Ethernet. Depending on how a device

connects to the network (over a LAN, via modem to an ISP’s

server, etc.) the IP address may not be fixed.

• Port Number

A TCP connection or UDP datagram is defined by a destination

IP address and port number. It is possible to associate a specific

TCP/UDP port number with NPort Express’s serial port.

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Moxa Technologies NPort Server Pro Uživatelský manuál Strana 6