Polycom Desk Phones VVX D230 Price in Dubai, UAE, Saudi Arabia, KSA, Africa and Russia

OPEN APPLICATION PLATFORM

802.1X authentication and EAPOL
Media encryption via SRTP
Transport layer security*
Encrypted configuration files*
Digest authentication
Password login
HTTPS secure provisioning*
* Most software-enabled features and capabilities must be supported by the server. Please contact your IP PBX/softswitch vendor or service provider for a list of supported features.

Two-port Ethernet switch
- 10/100Base-TX across LAN and PC port
- Conforms to IEEE802.3-2005 (Clause 40) for physical media attachment
- Conforms to IEEE802.3-2002 (Clause28) for link partner auto-negotiation
Manual or dynamic host configuration protocol DHCP network setup
Time and date synchronization using SNTP FTP/TFTP/HTTP/HTTPS server-based central provisioning for mass deployments
Provisioning and call server redundancy supported *
QoS support—IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS, and DHCP
LLDP-MED for VLAN discovery
Network address translation – support for static configuration and “Keep-Alive” SIP signaling
RTCP and RTP support
Event logging
Syslog
Status and statistics reporting
IPv4
TCP
UDP
DNS-SRV

Unicode UTF-8-character support. Multilingual user interface including US English, UK English, Canadian, Spanish, Dutch, Portuguese, Russian, Norwegian, Swedish, Danish, Polish, Slovenia, Deutsch, Francais, Italiano

Full-duplex conversations, acoustic echo cancellation and background noise suppression
Frequency response—150 Hz–7 kHz for handset, optional headset and hands- free speakerphone modes
Narrowband Codecs: G.711 (A-law and μ-law), G.726, G.729AB
Wideband Codec: G.722, Opus
Voice activity detection
Comfort noise generation
DTMF tone generation (RFC2833, in-band and SIP INFO)
Low-delay audio packet transmission
Adaptive jitter buffers
Packet loss concealment

Multiple Lines Support for Handsets (eight lines per HS)
Up to eight simultaneous calls
Up to 10 handsets per base
Shared call/bridged line appearance
Maximum controlled by configuration
Distinctive incoming call treatment/call waiting
Call timer and call waiting
Call transfer, hold, divert (forward), pickup
Called, calling, connected party information
Local or network based three-way audio conferencing
One-touch speed dial, redial
Missed call notification
Do not disturb function
Intercom
* Most software-enabled features and capabilities must be supported by the server. Please contact your IP PBX/softswitch vendor or service provider for a list of supported features.