
| Grandstream Networks, Inc. | 
Layer 2 QoS:
Use DNS SRV:
User ID is phone number:
SIP Registration:
Unregister On Reboot:
Register Expiration:
Early Dial:
Dial Plan Prefix:
No Key Entry
Timeout:
Use # as Dial Key:
local SIP port:
local RTP port: Use random port:
NAT Traversal:
| 802.1Q/VLAN Tag 0 | 802.1p priority value 0 | ||
| No | Yes | 
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| No | Yes | 
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 Yes
Yes  No
No
 Yes
Yes  No
No
| 60 | (in minutes. default 1 hour, max 45 days) | 
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| No | Yes (use "Yes" only if proxy supports 484 response) | 
 (this prefix string is added to each dialed number)
(this prefix string is added to each dialed number)
| 4 | (in seconds, default is 4 seconds) | 
| 
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| No | Yes (if set to Yes, "#" will function as the  | 
5060  (default 5060)
(default 5060)
5004  (1024-65535,
(1024-65535,
 No
No  Yes
Yes
 No
No
 Yes, STUN server is:
Yes, STUN server is: 

 (URI or IP:port)
(URI or IP:port)
| 20 | (in seconds, default 20 seconds) | 
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| Use NAT IP | 
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| Firmware Upgrade: | 
 | Via TFTP Server | 168 | . | 75 | . | 215 | . | 188 | 
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 | Via HTTP Server | fm.grandstream.com/gs | 
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 | Automatic HTTP Upgrade: | 
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 | No | Yes, check for upgrade every | 7 | days (default 7 days) | |||||||
| SUBSCRIBE for | 
 | No, do not send SUBSCRIBE for Message Waiting Indication | ||||||||||
| MWI: | 
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 | Yes, send periodical SUBSCRIBE for Message Waiting Indication | |||||||||||
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| Offhook  | 
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| Enable Call | 
 | No | Yes | (if Yes, | Call | Forwarding | & | |||||
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| Features: supported locally) | 
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