Yealink SIP-T2XP, Руководство администратора

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Administrator’s Guide for SIP-T2xP IP Phones
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advanced features on IP phones.

Chapter 5, “ Configuring Audio Features ” describes how to configure the audio
features on IP phones.

Chapter 6, “ Configuring Security Features ” describes how to configure the security
features on IP phones.

Chapter 7, “ Resource Files ” describes the resource files that can be downloaded
by IP phones.

Chapter 9, “ Troubleshooting ” describes how to troubleshoot IP phones and
provides some common troubleshooting solutions.

Chapter 10, “ Appendix ” provides the glossary, reference information about IP
phones compliant with RFC 3261, SIP call flows and the sample configuration files.
This section describes the changes to this guide for each release and guide version. For
more information on changes, refer to version-specific release notes of Yealink IP
phones online:
http://www.yealink.com/DocumentDownload.aspx?CateId=142&flag=142 .
This version is updated to remove SIP-T21P and SIP-T19P IP phones. The following section
is new for this version:

Hide Features Access Code on page 309
Major updates have occurred to the following sections:

Physical Features of IP Phones on page 4

Configuration Files on page 18

ReCall on page 236

Distinctive Ring Tones on page 264

BLF List on page 303

Static DNS Cache on page 368

Voice Quality Monitoring on page 391

Appendix D: Configuring DSS Key on page 513

Appendix B: Time Zones on page 509
The following sections are new for this version: