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6
Feature Codes
How to access voicemail
How to use Call Parking
Voicemail Greetings
Recording custom messages / announcements
Transferring a call
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Mobile App Guides
2
Install and configure Mobile App (iOS)
Install and configure Mobile App (Android)
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Number Porting
2
Move your existing number to ITHelpDirect
Porting timescales
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Misc
1
Supported Grandstream VoIP Phones
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VoIP Phone User Guides
5
Grandstream DP7XX
Grandstream GRP261x
Grandstream GXP21xx
How do you reset a Yealink IP Phone to factory default settings?
Yealink T54W User Guide
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