
| Grandstream Networks, Inc. | 
Table of Contents
| 1 | WELCOME | 3 | ||
| 2 | INSTALLATION | 4 | ||
| 3 | WHAT IS INCLUDED IN THE PACKAGE | 5 | ||
| 
 | 3.1 | SAFETY COMPLIANCES | 5 | |
| 4 | PRODUCT OVERVIEW | 6 | ||
| 
 | 4.1 | KEY FEATURES | 6 | |
| 
 | 4.2 | HARDWARE SPECIFICATION | 7 | |
| 5 | BASIC OPERATIONS | 8 | ||
| 
 | 5.1 | GET FAMILIAR WITH KEY PAD AND VOICE PROMPT | 8 | |
| 
 | 5.2 | MAKE PHONE CALLS | 9 | |
| 
 | 5.2.1 Calling phone or extension numbers | 9 | ||
| 
 | 5.2.2 | Direct IP calls | 9 | |
| 
 | 5.2.3 Call Waiting and Flashing | 10 | ||
| 
 | 5.2.4 | Blind Transfer | 11 | |
| 
 | 5.2.5 | Attended Transfer | 11 | |
| 
 | 5.2.6 Send and Receive PSTN Calls Through PSTN Line Port | 12 | ||
| 
 | 5.3 | CALL FEATURES | 12 | |
| 
 | 5.4 | PSTN PASS THROUGH/LIFE LINE | 13 | |
| 
 | 5.5 | SENDING AND RECEIVING FAX | 14 | |
| 
 | 5.6 | LED LIGHT PATTERN INDICATION | 14 | |
| 6 | CONFIGURATION GUIDE | 15 | ||
| 
 | 6.1 | CONFIGURING  | 15 | |
| 
 | 6.1.1 | DHCP Mode | 15 | |
| 
 | 6.1.2 | STATIC IP Mode | 15 | |
| 
 | 6.2 | CONFIGURING  | 15 | |
| 
 | 6.2.1 Access the Web Configuration Menu | 15 | ||
| 
 | 6.2.2 | End User Configuration | 16 | |
| 
 | 6.2.3 | Advanced User Configuration | 22 | |
| 
 | 6.2.4 Saving the Configuration Changes | 30 | ||
| 
 | 6.2.5 Rebooting the  | 30 | ||
| 
 | 6.3 | CONFIGURATION THROUGH A CENTRAL SERVER | 31 | |
| 7 | SOFTWARE UPGRADE | 32 | ||
| 
 | 7.1 | UPGRADE THROUGH HTTP | 32 | |
| 
 | 7.2 | UPGRADE THROUGH TFTP | 32 | |
| 8 | RESTORE FACTORY DEFAULT SETTING | 34 | ||
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