Grandstream Device Configuration
STATUS BASIC SETTINGS ADVANCED SETTINGS FXS PORT1 FXS PORT2 CALL PROG TONES
Admin Password:   (purposely not displayed for security protection)
Home NPA:  
Layer 3 QoS:   (Diff-Serv or Precedence value)
Layer 2 QoS:   802.1Q/VLAN Tag     802.1p priority value (0-7)
STUN server is :   (URI or IP:port)
keep-alive interval:   (in seconds, default 20 seconds)
Use NAT IP:   (used in SIP/SDP message if specified)
Firmware Upgrade and Provisioning:   Upgrade Via     TFTP     HTTP
          Firmware Server Path:
          Config Server Path:

          Firmware File Prefix:           Firmware File Postfix:
          Config File Prefix:               Config File Postfix:    

  Automatic Upgrade:
    No     Yes, check for upgrade every minutes (default 7 days)

    Always Check for New Firmware
    Check New Firmware only when F/W pre/suffix changes
    Always Skip the Firmware Check
Firmware Key:   (in Hexadecimal Representation) 
Authenticate Conf File:   No      Yes   (cfg file would be authenticated before acceptance if set to Yes)
Onhook Threshold:  
FXS Impedance:  
Caller ID Scheme:  
Onhook Voltage:  
Polarity Reversal:   No      Yes   (reverse polarity upon call establishment and termination)
NTP Server:   (URI or IP address)
Syslog Server:  
Syslog Level:  
     
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