AudioCodes C470HD Bedienungsanleitung

User's and Administrator's Manual

AudioCodes 400HD IP Phone Series

C470HD IP Phone

Microsoft Teams Application

Version 1.19



Notice C470HD | Users & Administrator's Manual

Notice

Information contained in this document is believed to be accurate and reliable at the time

of printing. However, due to ongoing product improvements and revisions, AudioCodes

cannot guarantee accuracy of printed material after the Date Published nor can it accept

responsibility for errors or omissions. Updates to this document can be downloaded

from https://www.audiocodes.com/library/technical-documents.

This document is subject to change without notice.

Date Published: January-19-2023

WEEE EU Directive

PursuanttotheWEEEEUDirective,electronicandelectricalwastemustnotbedisposedofwith

unsortedwaste.Pleasecontactyourlocalrecyclingauthorityfordisposalofthisproduct.

Customer Support

Customer  technical  support  and  services  are  provided  by  AudioCodes  or  by  an  authorized 

AudioCodes  Service  Partner.  For  more  information  on  how  to  buy  technical  support  for 

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Related Documentation

Document Name

C470HDIPPhoneforMicrosoftTeamsQuickGuide

C470HDIPPhoneforMicrosoftTeamsReleaseNotes

DeviceManagerAdministrator'sManual

- ii -

Notice C470HD | Users & Administrator's Manual

Document Name

DeviceManagerDeploymentGuide

https://docs.microsoft.com/en-us/MicrosoftTeams/phones-for-teams



- iii -

Content C470HD | Users & Administrator's Manual

Table of Contents

1 Overview 1

Specifications 1

Allowing URLs, Ports (Security) 4

Security Guidelines for Android-based Native Teams Devices 4

Android-Level Security Hardening 5

Google Play Services 6

Running Android in Kiosk Mode 6

Screen Lock 6

AudioCodes Private Key 6

Android Debug Bridge (ADB) 6

App Signing 7

Web Browser 7

Remote Configuration Management 7

AudioCodes Device Manager Validation 7

Sandboxing 7

Device File System 8

Keystore 8

Device Certificate 8

Data Protection 8

Debugging Interface 8

SSH Access: Reduced File System Privileges 9

Android Security Updates 9

AudioCodes Root CA Certificate 9

2 Setting up the Phone 11

Unpacking 11

Device Description 12

Front View 12

Rear View 15

Cabling 16

Mounting the Phone 16

Before Using AudioCodes Devices 16

3 Starting up 17

Configuring Device Settings 17

Configuring Wi-Fi 30

Connecting to an Available Wi-Fi Network 31

Manually Connecting to a Wi-Fi Network 34

Restoring the Phone to Default Settings 39

Performing a Hard Restore 39

Performing a Soft Restore 39

Recovery Mode 40

Locking and Unlocking the Phone 41

- iv -

Content C470HD | Users & Administrator's Manual

Automatic Lock 41

Unlock 41

4 Teams Application 43

Signing In 43

Multi-Cloud Sign-in 48

Remote Provisioning and Sign-in from Teams Admin Center 49

Getting Acquainted with the Phone Screen 53

Enabling Google Talkback 56

Opting in or out of Call Queues 59

Setting Status 59

Hot Desking 60

Changing Presence Status 61

Power Saving 63

Enabling Voicemail Support on CAP Users 63

Configuring Teams Application Settings 64

Setting up a Meeting 67

Using the People Screen 67

Accessing Voicemail 68

Using Audio Devices 69

Transferring Calls and Meetings across Devices 69

Signing Out 70

5 Performing Teams Call Operations 72

Making a Call 72

Microsoft Lightweight Calling Experience 73

Dialing a Missed Call 74

Select to Dial 74

Making an Emergency Call 74

Answering Calls 76

Ending an Established Call 76

Managing Calls 76

Parking a Call 77

Managing Teams Meetings 77

Using Live Captions 79

Raising a Hand During a Meeting 80

Hiding Names and Meeting Titles for Individual Devices 80

Reacting During a Meeting 80

Transferring a Call to Frequent Contacts 81

Transferring a Call to Work Voicemail 81

Viewing and Playing Voicemail Messages 81

Rejecting an Incoming Call, Sending it Directly to Voicemail 82

Adjusting Volume 83

Adjusting Ring Volume 83

Adjusting Tones Volume 83

-v-

Content C470HD | Users & Administrator's Manual

Adjusting Handset Volume 83

Adjusting Speaker Volume 84

Adjusting Headset Volume 84

Playing Incoming Call Ringing through USB Headset 84

Using the Phone as a USB Speaker 84

Viewing and Joining Meetings 85

Better Together over Bluetooth 86

6 Performing Administrator-Related Operations 90

Setting up Automatic Provisioning 90

Setting up an E911 Emergency Location using TAC 91

Updating Phone Firmware Manually 97

Loading Certificates to Phones 100

AudioCodes Android Phone Utility 101

Certificate Enrollment using SCEP 103

Manually Performing Recovery Operations 104

Removing Devices from Intune Management 105

Configuring Audio-Related Parameters for Noisy Environments 112

Updating Microsoft Teams Devices Remotely 113

Applying Firmware to a Phone from a USB Disk 113

Enabling a Phone to be used as an Audio Device 113

Managing Phones with the Device Manager 114

Configuring a Periodic Provisioning Cycle 115

Configuring TimeZone and Daylight Savings 116

Managing Devices with HTTPS 117

Supported Parameters 117

7 Troubleshooting 119

DSCP 119

Users 120

Network Administrators 121

Android Phone Utility 121

Capturing the Phone Screen 123

Running Tcpdump 124

Getting Information about Phones 125

Remote Logging (Syslog) 126

Getting Diagnostics 129

Getting Logs 130

Activating DSP Recording 131

Deactivating DSP Recording 132

SSH 133

Getting the Phone IP Address 134

Installing the APK using SSH 134

Updating Phones using SSH Commands 134

Microsoft Teams Admin Center 136

- vi -

Content C470HD | Users & Administrator's Manual

Collecting Logs 136

Getting Audio Debug Recording Logs 138

Collecting Media Logs (*.blog) from the Phone 139

- vii -

CHAPTER1 Overview C470HD | Users & Administrator's Manual

1 Overview

TheAudioCodesMicrosoftTeams-nativeC470HDIPphoneisafeature-rich,executivehigh-end

businessphoneforMicrosoftTeams.AnativeMicrosoftTeamsTotalTouchhigh-endbusiness

phone,itfeaturesalargecolortouchscreenandfullUCintegration.Thephoneisequipped

withalarge,singlesurface,fulltouchinterface,incorporatinganexceptionallysharp5.5"color

touchscreen,withoptionalsupportforWi-FiandBluetooth.

AudioCodesIPphonescanbeofferedaspartofitsManagedIPPhonessolution,whichdefines

theIPphoneasanIT-managedentityanddeliversuniqueandcompletelifecyclemanagement

ofend-userdesktopdevices.

C470HDFeatures:

■NativesupportforMicrosoftTeams

■Graphicalportrait5.5”colortouchscreen(1280x720)withmulti-lingualsupport

■GbEsupport

■USBheadsetsupport

■Bluetooth5.0support

400HDIPPhoneSeriesHighlights:

■Superiorvoicequality

■Fullduplexspeakerphone

■Robustsecuritymechanisms

■PoEorexternalpowersupply

■CentralizedmanagementsupportedbyAudioCodesDeviceManager(availablefor

downloadfreeofcharge)

SeehereforvideoblogsandblogsaboutAudioCodes'Teamsphones.

SeehereforvideosandwebinarsaboutAudioCodes'Teamsphones.

SeeheremarketingmaterialrelatedtoallAudioCodes'Teamsphones.

Specifications

Thefollowingtablesummarizesthephone'ssoftwarespecifications.

Table 1-1: Software Specifications

Feature Details

Media

Processing

■VoiceCoders:G.711,G.729,G.722,SILK,Opus

■AcousticEchoCancelation:G.168-2004compliant,64-msectail

length

-1-

CHAPTER1 Overview C470HD | Users & Administrator's Manual

Feature Details

■AdaptiveJitterBuffer

■VoiceActivityDetection

■ComfortNoiseGeneration

■PacketLostConcealment

■RTP/RTCPPacketization(RFC3550,RFC3551),SRTP(RFC3711)

Microsoft

Teamsphones

featureset

■Authentication(Signinwithusercredentials;Signinusing

PC/Smartphone;ModernAuthentication;Phonelock/unlock)

■Calling(Incoming/OutgoingP2Pcalls;In-callcontrolsviaUI(Mute,

hold/resume,transfer,endcall);PSTNcalls;VisualVoicemail;911

support

■CalendarandPresence(roadmapfeature)(CalendarAccessand

MeetingDetails;PresenceIntegration;ExchangeCalendar

Integration;ContactPictureIntegration;CorporateDirectory

Access)

■Meetings(roadmapfeature)(One-clickJoinforMeetings;Join

SkypeforBusinessmeetings;MeetingCallcontrols[Mute/unmute,

hold/resume,hangup,add/removeparticipant];MeetingDetails.

SeealsohereforrelatedMicrosoftdocumentation.

Configuration

and

Management

■Teamsadmincenter(TAC)

■OVOC/DeviceManager

Debugging

Tools

■AudioCodes'AndroidPhoneUtility(seeAndroidPhoneUtilityon

page121)

■LoguploadtoMicrosoftserver(certificationfor3rdpartySkypefor

Businessclients)

■RemoteloggingviaSyslog

■SSHAccess

■Capturingthephonescreen

■TCPdump

■AudioDebugrecordinglogs

■EchoCanceler(EC)debugrecording

■Medialogs(*.blog)

■RemotePacketCapturenetworksnifferapplication

-2-

CHAPTER1 Overview C470HD | Users & Administrator's Manual

Feature Details

Localization

Support

■Multi-lingualsupport;thelanguagepacklistisnotyetfinalandis

subjecttomodification.

Hardware ■Graphicalportrait5.5"colortouchscreen,1280x720resolution,

withmulti-lingualsupport

■Wiredconnectivity:

✔TwoRJ-45[GigabitEthernet(GbE)](10/100/1000BaseT

Ethernet)ports:LANandPCport

✔USBport

✔RJ-11interface

✔SurvivableBranchAppliance(SBA)

■Wirelessconnectivity:

✔Dualband2.4GHz/5GHz,802.11b/g/nWi-Fisupport

✔Wi-Fisupportedprotocols:WEP,WPA-PSK/WPA2-PSKand

WPA/WPA2Enterprise(802.1X)PEAPonly

■Bluetoothsupport;integrated;optional

■Power:

✔DCjackadapter12V

✔PowersupplyAC100~240V

✔PoEClass2:IEEE802.3af(optional)

■Keys:

✔Hold

✔Mute

✔Transfer

✔Volume

✔Headset(includingLED)

✔Speaker(includingLED)

✔Back

✔Home

-3-

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