Cortelco’s high standards of quality and performance
are the showcase in our new multi-line 2757 VoIP
telephone. This offers businesses a cost effective
alternative for their PBX type features and operation
with a user friendly web based GUI interface, designed
to facilitate a simple transition into the world of Voice
over IP. Our 2757 comes standard with a 2.75 in. x 1.5
in. Dot Matrix Liquid Crystal Display, Speakerphone and
headset jack and supports up to two (2) active lines.
At Cortelco, we understand the importance of interoperability.
Our 2757 has undergone extensive inoperability testing and
has been SIP Verified to Cisco Unified Call ManagerTM 5.1 by
tekVizionTM Labs.
To view the Press Release for the tekVizionVerification,
simply go to: http://www.cortelco.com/pdf/2757pr.pdf
Stylish, functional and cost effective, the 2757 is ideal for
Hosted VoIP, IP PBX and IP Centrex applications.
●Redial
●Caller ID
●MessageWaiting Indicator
●5 One-Touch Memory Keys
●LCD :Dot Matrix (2.75in x 1.5in)
● 4 soft-buttons, plus Navigation Button
●Multi-line (4-line appearance buttons with LED’s)
●Hold
●DND
●CallTransfer
●Call History
●Phonebook
●3-Way Conference
●Call Forward
●Headset Compatible
●Audible andVisual Ring Signal
●Adjustable RingerVolume
●HandsetVolume Control
●2-Position Phone Stand
●OptionalAC Power Adapter
FEATURES (standard)
●Web based GUI Setup
●PoE (Power-Over-Ethernet, IEEE 802.3af)
●WAN Port:1 x RF45 10/100 Base-T Ethernet,
line auto-sensing/switching.
●PC Port:1 x RJ45 10/100 Base-T Ethernet, line
auto-sensing/switching
● Multi-protocol support:TFTP, RTP,SNTP,HTTP,
SIP,DHCP,PPPoE,andTelnet.
●QoS Support
●STUN Support
●5-Selectable Ringer Cadences
●Complies with RFC-3261,SIP standard
●Dynamic IP support (DHCP and PPPoE)
●Supports G.723.1, G729A/B, G.711 voice codecs
●Remote software upgrade capability (via FTP orTFTP)
FEATURES (advanced)
Cortelco • 1703 Sawyer Road • Corinth, MS 38834 • Tel: 800-288-3132 • Fax: 662-287-3889 • www.cortelco.com
FEATURES AND SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE
2757 VoIP
Telephone
