OfficeServ 7100 SPECIAL APPLICATIONSTECHNICAL MANUAL PART 2 JANUARY 20092.6.4Figure 2. ITP-5112L KeyphoneNOTE:The OfficeServ 7100 supports two forms of MGI’s:1. On-board 8-channel MGI that is integrated on the MP-10 card. This form of theMGI shares the same IP configuration and physical LAN connection as the MP-10. The on-board channels are activated by license key.2. MGI-16 card can be installed in either of the two universal slots. This card offers16 channels and must be assigned its own unique IP configuration and has itsown LAN connection.MGI Hardware OverviewThe MGI (Media Gateway Interface) card supports a diverse range of features andapplications. The selectable features are H.323 VoIP trunking, SIP VoIP trunking,OfficeServ 7100 System Networking via IP and the Samsung ITP 5100 serieskeyphones. MGI cards support these features on a per port basis. Each MGI card hasan embedded RJ 45 10/100 BaseT Ethernet female connector on the face of each cardwhich allows a standard RJ45 UTP data cable connection for IP network connections.LEDs on the front of the card provide operational status. The MGI cards automaticallydetect 100BaseT Ethernet networks. There are no selectable options on the MGI cards.The on-board MGI of the 7100 shares the MP-10’s RJ-45 connector.The on board MGI and the MGI-16 support the following services and features:• IP Phones• IP Networking (Network multiple systems over an IP Network)• G729 CODEC, G.723.1, G.711, G.729A CODECs• SIP and H.323 IP Trunking• T.38 Fax CODEC• Out-of-band signaling of DTMF tones• QoS (ToS/DiffServ)• VLAN (802.1 p/q)