Yealink T21PE2 - Page 12

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
6
Ext Keys
170
Ext Keys Configuration
171
Enhanced DSS Keys
173
Guidelines for Configuring Enhanced DSS Keys
174
Macro Action Strings
174
EDK Configuration
177
EDK List Configuration
178
EDK User Input Prompt Configuration
179
EDK Soft Keys Configuration
181
Example: Configuring EDK List for a Line Key
184
Example: Using EDK Macro Strings as the Contact Number
185
Power Saving
185
Power Saving Configuration
186
USB Port Lock
188
USB Port Lock Configuration
189
Search Source List in Dialing
189
Search Source File Customization
190
Search Source File Attributes
190
Customizing Search Source File
191
Search Source List Configuration
191
Recent Call Display in Dialing
193
Recent Call in Dialing Configuration
193
Icon Customization
194
Custom Icons Configuration
194
Warnings Display
194
Warnings Display Configuration
195
Account Settings
197
Account Registration
197
Supported Accounts
197
SIP Accounts Registration Configuration
197
PSTN Account Configuration
202
Registration Settings Configuration
202
Outbound Proxy in Dialog
205
Outbound Proxy in Dialog Configuration
205
Server Redundancy
205
Behaviors When Working Server Connection Fails
206
Registration Method of the Failover/Fallback Mode
207
Fallback Server Redundancy Configuration
207
Failover Server Redundancy Configuration
208
SIP Server Name Resolution
212
SIP Server Name Resolution Configuration
212
Static DNS Cache
213
Behave with a Configured DNS Server
214
Static DNS Cache Configuration
214