Dialogic DMG4030DTI SBA 30 Channel Gateway (120-DMG4030DTISBA)

The Dialogic 4000 Media Gateways (DMG4000 Gateways) are integrated systems that can provide both local PSTN and voice endpoint connectivity at a branch office premise as well as base-level voice service continuity in the event that the corporate WAN becomes unavailable. The DMG4000 Gateways are standard rack-mount servers running the Windows Server 2008 R2 operating system. They support the Survivable Branch Appliance function that is part of the Microsoft Lyncâ„¢ Server 2010 for unified communications. The Survivable Branch Appliance function allows branch offices to work effectively even if the WAN connection to the central site is lost. The ability to make voice calls use email and hold audio conferences continues to be available.The Dialogic 4000 Media Gateways contain field-proven and in addition to the Lync Server with its Survivable Branch Appliance function. These elements are integrated in a rugged 1U rack-mount server featuring a high-performance 64-bit Intel Xeon processor.The DMG4000 Gateways also offer dual Gigabit Ethernet interfaces for IP network connection as well as a variety options for interfacing to the PSTN or PBXs including Analog ISDN BRI and E1/T1. In addition the DMG4000 Gateways can be configured to support up to 120 channels of unified communications traffic.FeaturesBenefitsSupports the Survivable Branch Appliance function of the Lync ServerProvides branch office resiliency by maintaining branch user functionality and productivity during WAN outagesAvailable as a 1U rack mount integrated system supportingconfigurations of 48/60 channels (T1/E1) or 96/120 channels(T1/E1)Offers a range of product densities for businesses of various sizesRedundant power supply RAID 1 hard disk subsystem and a failover and load balancing Ethernet network connection  Delivered with features that enable high availabilityEnhanced gateway functionalityAllows for a common architecture platform and management interface for central site and branch deploymentsSupports T.30 Fax Group 3 up to 33.6 kbps (depending oninstalled license) using T.38 real-time FoIPOffers a range of fax configurations to address demandsregarding fax channel density and fax transmission speedTechnical Specifications Ports per unitDMG4008LSW Media Gateway: 8-port Analog (8 channels)DMG4008BRI Media Gateway: 4-port ISDN BRI (8 channels)DMG4030DTI Media Gateway: 1-port T1/E1 (24/30 channels)DMG4060DTI Media Gateway: 2-port T1/E1 (48/60 channels)DMG4120DTI Media Gateway: 4-port T1/E1 (96/120 channels)Network interface2 x 10/100/1000 BaseT Ethernet LAN port with load balancingProtocol supportE1 ISDN: ETSI-DSS1 (EuroISDN) INS-1500 (Japan) QSIGE1 CAS: MFR2T1 ISDN: NI-1 4ESS 5ESS DMS100 QSIGT1 CAS: RBSVoIP call controlSession Initiation Protocol (SIP) RFC 3261Configurable transport layer for SIP UDP and TCPSession Description Protocol (SDP) RFC 2327NOTIFY (RFC 3265) REFER (RFC 3515) 302 REDIRECT DIVERSION HEADERBasic call with far-end and near-end disconnectMicrosoft SIP extensions compatible with both Microsoft Exchange UM and Microsoft Office Communications Server 2007 R2Supplementary servicesNumbering services (abstracted as Called Party Number Calling Party Number/CLIP and Redirecting Number)Call hold/retrieveCall diversionUnattended blind transferAttended transfer with consultation callMessage waiting activation/deactivationFoIP services(depending on installed Fax license)Default: 12 channel of V.17 fax (14.4 kbps)Optional: Up to 120 channel of V.34 fax (33.6 kbps)T.30 Fax Group 3 up to 33.6 kbps using T.38 real-time FoIPFax compression MH MR MMRError Correction Mode (ECM)Clear Channel FaxTone processing featuresDTMF generation and recognition (in-band)DTMF relay RFC 2833Media streamingIP Real-time Transport Protocol (RTP)RTP dynamic payload audio/telephony eventRTP profile name RTP/AVPTDM-side fax tone detection via RTP event (RFC 2833)Echo canceller with up to 256 ms echo tailG.711 coder 64 kbps (64 kbps A-law μ-law)Physical Dimensions1U 19 inch rack mount serverPower supply90 VAC to 264 VAC450 WPower Factor Corrected (EN61000-3-2)Two (2) redundant power supplies includedMediation ServerGlobally Routable User Agents URISIP over mutual TLSSRTP on Communications ServerRT Audio on Communications ServerInteractive Connectivity Establishment (ICE) support