Yealink SIP-T21P User Manual

User Guide for the SIP-T21P IP Phone
58
For more information on the valid values of Account field, refer to Replace Rule on
page 56.
4. Click Add to add the dial-now rule.
When you enter the number “1234” using the keypad, the phone will dial out “1234”
automatically without pressing any key.
Note
Delay Time for Dial-now Rule
You can configure the delay time for dial-now rules. That is, you can configure your
phone to dial out the phone number automatically, which matches a dial-now rule, after
the specified delay time.
To configure the delay time for dial-now rule via web user interface:
1. Click on Features->General Information.
You can also edit or delete the dial-now rule, refer to Replace Rule on page 56 for more
information.
Dial-now rule is configurable via web user interface only.

Yealink SIP-T21P Specifications

General

Display	132 x 64-pixel graphical LCD
Network	10/100 Mbps Ethernet
SIP Accounts	2
Wall Mountable	Yes
Audio Features	HD Voice
Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Voice Codecs	G.711(A/μ), G.729AB, G.726, G.722
Phonebook	1000 entries
Call Features	Call hold, call waiting, call transfer, call forward, 3-way conferencing
Security	SRTP, TLS, 802.1x, HTTPS
Ethernet Ports	2 x RJ45 10/100 Mbps
Power Supply	Power over Ethernet (PoE) or optional power adapter
Operating Humidity	10% to 90% (non-condensing)
Languages	Supports multiple languages
PoE	Yes (802.3af)
Operating Temperature	-10°C to 50°C