AudioCodes C450HD - User's And Administrator's Manual

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User's and Administrator's Manual

AudioCodes 400HD IP Phone Series

C448HD | C450HD IP

Phones

Microsoft Teams Application

Version 1.19

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Main Page

Table of Contents4
Overview8
Specifications8
Allowing Urls, Ports (Security)11
Security Guidelines for Android-Based Native Teams Devices12
Android-Level Security Hardening13
Google Play Services13
Running Android in Kiosk Mode13
Screen Lock14
Audiocodes Private Key14
Android Debug Bridge (ADB)14
App Signing14
Web Browser14
Remote Configuration Management15
Audiocodes Device Manager Validation15
Sandboxing15
Device File System15
Keystore15
Device Certificate15
Data Protection16
Debugging Interface16
SSH Access: Reduced File System Privileges16
Android Security Updates16
Upgrading from Android 7 to Android 9 Security Patch Level Dated April 5, 202117
Audiocodes Root CA Certificate17
Setting up the Phone20
Unpacking20
Device Description21
Front View21
Rear View23
Cabling24
Mounting the Phone24
Desktop Mounting24
Wall Mounting24
Installing the Expansion Module (Sidecar)25
Before Using Audiocodes Devices26
Starting up27
Configuring Device Settings27
Configuring Wi-Fi41
Restoring the Phone to Default Settings43
Performing a Hard Restore43
Performing a Soft Restore43
Recovery Mode44
Locking and Unlocking the Phone44
Automatic Lock44
Unlock44
Teams Application46
Signing in46
Multi-Cloud Sign-In50
Remote Provisioning and Sign-In from Teams Admin Center50
Getting Acquainted with the Phone Screen55
Enabling Google Talkback57
Opting in or out of Call Queues58
Setting Status58
Hot Desking59
Changing Presence Status60
Enabling Voicemail Support on CAP Users61
Configuring Teams Application Settings62
Setting up a Meeting65
Using the People Screen66
Accessing Voicemail67
Using Audio Devices67
Transferring Calls and Meetings Across Devices68
Signing out68
Performing Teams Call Operations70
Making a Call70
Redialing71
Dialing a Missed Call71
Select to Dial71
Making an Emergency Call71
Answering Calls73
Ending an Established Call73
Managing Calls73
Parking a Call73
Managing Teams Meetings74
Using Live Captions76
Raising a Hand During a Meeting77
Hiding Names and Meeting Titles for Individual Devices77
Transferring a Call to Frequent Contacts77
Transferring a Call to Work Voicemail77
Viewing and Playing Voicemail Messages78
Rejecting an Incoming Call, Sending It Directly to Voicemail78
Adjusting Volume78
Adjusting Ring Volume79
Adjusting Tones Volume79
Adjusting Handset Volume79
Adjusting Speaker Volume79
Adjusting Headset Volume79
Playing Incoming Call Ringing through USB Headset80
Using the Phone as a USB Speaker80
Viewing and Joining Meetings80
Better Together over Bluetooth81
Adding a Speed Dial84
Performing Administrator-Related Operations87
Setting up an E911 Emergency Location Using TAC87
Updating Phone Firmware Manually93
Downloading Certificates95
Audiocodes Android Phone Utility95
Manually Performing Recovery Operations96
Removing Devices from Intune Management97
Configuring Audio-Related Parameters for Noisy Environments104
Updating Microsoft Teams Devices Remotely105
Applying Firmware to a Phone from a USB Disk105
Managing Phones with the Device Manager105
Configuring a Periodic Provisioning Cycle106
Configuring Timezone and Daylight Savings107
Managing Devices with HTTPS108
Supported Parameters108
Troubleshooting110
Dscp110
Users111
Network Administrators112
Android Phone Utility112
Capturing the Phone Screen114
Running Tcpdump114
Getting Information about Phones115
Remote Logging (Syslog)117
Getting Diagnostics118
Activating DSP Recording120
Deactivating DSP Recording121
Ssh121
Getting the Phone IP Address122
Installing the APK Using SSH122
Updating Phones Using SSH Commands122
Microsoft Teams Admin Center123
Collecting Logs124
Getting Audio Debug Recording Logs126
Collecting Media Logs (*.Blog) from the Phone127

AudioCodes C450HD - User's And Administrator's Manual

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