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Yealink SIP-T21 User Manual

Page 142

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User Guide for the SIP-T21P/SIP-T21 IP Phone

132

Message Waiting Indicator

112

Multicast Paging

103

Music on Hold

106

N

Network Conference

85

Network Connection

11

No answer Forward

76

O

Outgoing Intercom Calls

101

Overview

1

P

Packaging Contents

9

Phone Initialization

13

Phone Installation

11

Phone Status

13

Phone User Interface

5

Placing Calls

63

Placing Calls to Contacts

34

Programmable Keys

53

R

Receiving RTP Stream

105

Recent Call In Dialing

67

Redialing Numbers

67

Registration

16

Regulatory Notices

127

Remote Phone Book

40

Replace Rule

55

Ring Tones

25

S

Safety Instructions

127

Search Source List in Dialing

35

Searching for Contacts

35

Semi-attended Transfer

82

Sending RTP Stream

103

Service Agreements

127

Short Message Service (SMS)

109

System Customizations

44

T

Time and Date

19

Time Zones

129

Troubleshooting

117

V

Voice Mail

111

Volume

24

W

Warranty

ii

Web User Interface

5

WEEE Warning

iii

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