Multiport device

A multiport device capable of supporting a plurality of Internet Protocol devices with a single Internet Protocol address, the multiport device comprising:

• a plurality of internal terminals coupled to the plurality of the Internet Protocol devices, each configured to transmit a packet having an identical Internet Protocol address;
• and
• a multiport unit configured to translate a port number of the transmitted packet to create a transformed packet, and to transmit the transformed packet.

A multiport device capable of supporting a plurality of Internet Protocol devices with a single Internet Protocol address, the multiport device comprising:

• a plurality of internal terminals coupled to a plurality of Internet Protocol devices, the plurality of the Internet Protocol devices configured to transmit at least one packet;
• and
• a multiport unit configured to transmit a first packet type without translation and second packet type with translation, the first packet type being transmitted from at least one first type Internet Protocol device, the at least one first type Internet Protocol device having a different Internet Protocol address among the plurality of the Internet Protocol devices, the second packet type being transmitted from at least one second type Internet Protocol device, the second type Internet Protocol devices having a same Internet Protocol address among the plurality of the Internet Protocol devices.