Grandstream GXW 4004

Grandstream GXW 4004 offers small organizations, home users, remote offices and companies with a territorial work system a high-performance solution with excellent price/quality ratio to more effectively manage the cost of communication, while expanding the functionality of existing telephone systems in organization. Grandstream GXW 4004 is a solution, which easily integrates into existing VoIP FXS phone systems and FXO gateways.

GXW 4004 was designed to be compatible with popular IP PBX soft switches and a big number of various SIP oriented devices. The device was developed using open standards. GXW4004 gateways have compact design, extraordinary quality of voice transfer, rich functionality, high security and unsurpassed price/quality ratio.
Technical Characteristics: 4 analog FXS ports 2x RJ-45 ports TFTP and HTTP SIP protocol (RFC3261) T38 Support Web Interface and configuration RTP/RTCP/PPPoE support QoS: Diffserv, TOS, 802.1p/q support 1 PSTN linear port RJ11 for Fail-Over PSTN Registration of up to 2 SIP account per port Audio codecs: G711u/a , G723, G726, G728, G729a/b/e, iLBC и T.38 DHCP client/server, NAT router Security features TLS/SIPS/HTTPS/Telnet Power 12V DC FCC, CE standards

Providers in database: 6433

EXTender 4100

EXTender 4100 allows extending the functionality and features of a central PBX to Small Office or Home Office (SOHO) workers with IP lines. Enterprises that utilize central PBX systems with advanced applications and features require solutions for IP migrations leveraging already existing investment in infrastructure and open the gates to the road leading to the bright future of voice over IP. EXTender abd PBXgateway designed by Citel is capable of accomplishing both before mentioned objectives. Remote workers call centers, branch offices and home based employees can get connected to a corporate VoIP network via IP network, at the same time when the enterprise extends the valuable life of the installed PBX.

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