With the SmartNode 4990A you have 1 or 4 T1/E1/PRI interface for up to 120 simultaneous phone or fax calls with Fiber, G.SHDSL, X.21, ADSL/VDSL.
The SmartNode 4990A VoIP Integrated Access Device for 15-to-120 VoIP calls lets enterprises graduate to All-IP at their own pace. The one-box solution includes a built-in G.SHDSL-EFM/ATM, VDSL/ADSL, fiber, or X.21 WAN interface for broadband access. Legacy telephony interfaces enable SIP trunk providers to offer their All-IP services to businesses that want to keep an existing PBX solution, while providing PSTN connectivity for voice and data survivability.
|Network Protocol||Up to four T1/E1/PRI ports (NE/TE), Signaling support (ISDN DSS-1, NI-2, Q.SIG, R2 signaling, ISDN AOC/ECT, ISDN speech, audio & data (Fax Gr 4, UDI 64, RDI64), ISDN supplementary services, CAS protocol: R2/MFC-R2 (Q.400–Q.490 and configurable country profiles), fallbackrelay on 4-port versions|
|VoIP||Up to 80 SIP to SIP calls (no Transcoding), up to 60 SIP-to-SIP Transcoded calls, SIPv2/SIPv2-TLS (SIP Info, Update, PRACK, Privacy, Refer), B2BUA, Optional SIP Registrar and Transcoding|
|Data Interfaces||Dual 10/100/1000 TX Ethernet Ports, Autosensing, Auto-MDI, Full-duplex, 10/100 Ethernet port (optional)|
|Call Routing and Services||Regular expression call routing and manipulation, number blocking, shortdialing, digit collection, distribution and hunt groups|