SIP IP Phones - Details

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Features Polycom 8020 

Additional Information  
   Initial Release no 
Authentication yes 
Auto Answer no 
Blind Transfer yes 
Call and Line Appearances  
   Call Appearances per line no 
   Line Appearances no 
Call Deflection  
   Forward All yes 
   Forward Busy no 
   Forward No Answer no 
Call Waiting no 
Can be used with Interaction Client yes 
   Additional Codecs no 
   G.711alaw yes 
   G.711ulaw yes 
   G.722 no 
   G.723.1 no 
   G.726 no 
   G.729AB yes 
   GSM no 
   Opus no 
   RFC 3389 (VAD/CNG) no 
Color LCD Screen no 
Conference no 
Consult Transfer yes 
Delayed Media yes 
DHCP yes 
Dial Plan Capabilities  
   Dial Plan Routing no 
   Dial Plan Termination no 
Do Not Disturb button yes 
   Inband yes 
   RFC 2833 yes 
Expansion Module(s) / Sidecar(s) no 
Headset Jack no 
Hold yes 
Inline Power  
   802.3af no 
   Cisco Inline Power no 
Interaction Center Integration  
   Call Park no 
   Group Pickup no 
   Shared Line Appearances / BLA no 
   Always in 235 ms 
   Dynamic 109 ms 
Missed Call Indication no 
Mute yes 
MWI yes 
NAT Support no 
Network Interface no 
Proxy Capabilities  
   Backup Proxy no 
   Outbound Proxy no 
   RFC 3263 yes 
   DSCP yes 
Re-Invite Support yes 
Redial Button yes 
Ringer Selection yes 
RJ45 Jack for PC no 
Signal / Audio  
   SRTP no 
   TCP no 
   TLS no 
   UDP yes 
Speakerphone full duplex 
Speed Dial Buttons yes 
Supported Ports  
   USB no 
Termination Character no 
TFTP/FTP configuration TFTP 
Voicemail button no 
Volume Control yes 
Web server Configuration no 
* Refer to the Install and Configuration doc for further information


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