فروش ویژه و استثنایی گوشی های آیپی سیسکو ( آیپی فون سیسکو Cisco IP Phone 7912G ) با قیمت بسیار نازل در مرکز فروش سرور و تجهیزات شبکه کارکرده 

ویژگی های مدل Cisco IP Phone 7912G :

ویژگی های تماس :

• Support of a single line or directory number

• Calling name and number display

• Call waiting

• Call forward

• Call transfer

• Support of Extension Mobility

• Three-way calling (conference)

• On-hook dialing, predialing, and off-hook dialing

• Redial

• Call hold

• Call monitor (speaker only, no microphone)

• “Messages” soft key that allows access to voicemail messages

• Four speed dials configurable at the Cisco Unified CallManager

ویژگی های شبکه :

Cisco Discovery Protocol

• Automatic IEEE 802.1Q (voice virtual LAN [VVLAN]) configuration

• IEEE 802.1Q /p VLAN tagging and traffic prioritization

• ۸۰۲٫۱Q VLAN-based switching of traffic between the phone and access switch

• Differentiated Services Code Point (DSCP) tagging

• G.711a, G.711u, and G.729ab audiocompression coders-decoders (codecs)

• Integrated Ethernet switch

• ۱۰/۱۰۰BASE-T Ethernet connection through an RJ-45 interface for LAN connectivity

• Software upgrade supported using a Trivial File Transfer Protocol (TFTP) server

• Provisioning of network parameters through Dynamic Host Configuration Protocol (DHCP)

• Voice activity detection, silence suppression, comfort-noise generation, and error concealment

اطلاعات بیشتر از آیپی فون سیسکو Cisco IP Phone 7912G