- Knowledge Base
- Communication & Collaboration
- Phones
Learn the basic functions and features of the phone
- Knowledge Base
- Communication & Collaboration
- Phones
Instructions for setting up voicemail, updating your greeting including temporary greetings and how to access your voicemail messages
- Knowledge Base
- Communication & Collaboration
- Phones
Information for how to make internal and external calls including local and long-distance phone numbers
- Knowledge Base
- Communication & Collaboration
- Phones
Learn about the Grandstream phones buttons and features
- Knowledge Base
- Communication & Collaboration
- Phones
Instructions on how to use the dashboard to forward calls, turn on do not disturb and faxing