Grandstream GXW4248-V2

High-Density, Gigabit Gateways GXW4200 series The GXW4200 high-density FXS gateway series enables businesses of all sizes to create a cost-effective hybrid IP and analog telephone system that offers the benefits of VoIP communications and takes advantage of Gigabit speeds while preserving investment on existing analog phones, fax machines and legacy PBX systems.

Key Features

• 45 port TLS and SRTP security encryption technology to protect calls and accounts Automated provisioning options include TR-069 and XML config files Supports 3-way voice conferencing Failover SIP server feature automatically switches to secondary server if main server loses connection Supports T.
• 45 port LAN Link, LAN Activity, Connection Per Telephone Port Backlit 128x32 graphic LCD display with support for multiple languages Window based carrier grade line echo cancellation, dynamic jitter buffer, modern detection & auto-switch to G.
• 3-way conference, last call return, paging, message waiting indicator LED (NEON LED) support and stutter tone, auto dial QoS DiffServ, TOS, 802.

Specifications

• Gigabit network port and features broad interoperability with most service providers, soft-switches and SIP-based environments
• PoE, STUN, LLDP DTMF Method Flexible DTMF transmission methods including in-audio, RFC2833, and/or SIP INFO Signaling SIP (RFC 3261) over UDP/TCP/TLS SIP Server Profiles & Accounts Per 4 distinct SIP server profiles per system and independent SIP account per telephone port System Provisioning Security TFTP, HTTP, HTTTPS, TR069 SRTP, TLS/SIPS, HTTPS (AES-128 encryption for SRTP, TLS and HTTPS) Management Syslog, HTTPS, Web browser, voice prompt, TR-069 Universal Power Supply Environmental Electrical Protection Physical GXW4232/4224/4216: Output: 12VDC, 5A; Input: 100 ~ 240VAC, 50 ~ 60Hz GXW4248: Output: 24VDC, 6