... 32GSM, Dinstar VoIP Gateway GSM Quadband, IMEI Changeable, SIM Box & SIM Bank Supported, SMS Dinstar Gateway DWG2000D-32GSM, Dinstar VoIP ... Gateway, Dinstar CDMA Gateway, CDMA VoIP Gateway, 32 Ports GoIP ... ports busy, redirected to other deviceNetwork Features •SIM card slot: 32 GSM channels •Ethernet Interface: 1 LAN*10/100M ...