Yealink SIP-T2XP, Administration Manual

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Administrator’s Guide for SIP-T2xP IP Phones
8
In addition to the physical features introduced above, the SIP-T2xP IP phones also
support the following key features when running the latest firmware:

Phone Features
- Call Options: emergency call, call waiting, dial plan, call hold, call mute,
3-way conference, speed dial.
- Basic Features: DND, phone lock, auto redial, call transfer, hotline, call pickup,
call forward, calling party identity.
-
Advanced Features: BLF/BLF list, shared call appearance, distinctive ring
tones, remote phonebook, SNMP, LDAP, 802.1x.

Codecs and Voice Features
-
Wideband codec: G.722
- Narrowband codec: G.711, G.723.1, G.726, G.729AB
-
VAD, CNG, AEC, PLC, AJB, AGC
- Full-duplex speakerphone with AEC

Network Features
- SIP v1 (RFC2543), v2 (RFC3261)
-
NAT Traversal: STUN mode
-
DTMF: INBAND, RFC2833, SIP INFO
- Proxy mode and peer-to-peer SIP link mode
-
IP assignment: Static/DHCP/PPPoE
- Bridge/Router mode
- TFTP/DHCP/PPPoE client
-
HTTP/HTTPS server
- DNS client
-
NAT/DHCP server

Management
-
FTP/TFTP/HTTP/PnP auto-provision
- Configuration: browser/phone/auto-provision
- Direct IP call without SIP proxy
-
Dial number via SIP server
- Dial URL via SIP server
-
TR-069