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| - | 📖 VoIP.ms Grandstream HT802 V2 Setup Guide
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| - | =Overview=
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| - | This guide walks you through configuring a Grandstream HT802 V2 with VoIP.ms.
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| - | It supports:
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| - | - Voice service
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| - | - Fax (T.38 or G.711 pass-through)
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| - |
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| - | =Requirements=
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| - | :* Grandstream HT802 V2
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| - | :* Latest firmware installed (check Grandstream site)
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| - | :* VoIP.ms account with a configured DID and a sub-account
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| - | :* Internet access via Ethernet
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| - | :* Phone or fax device connected to FXS Port 1
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| - | =Logging into the Web Interface=
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| - | : Connect the HT802 to your network and power it on.
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| - | :* Pick up the connected phone, dial:
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| - | :* ***02 (Star Star Star 0 2)
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| - | The ATA will read its IP address.
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| - | Open a browser and go to that IP (e.g., http://192.168.1.50).
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| - | : Login
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| - | :* Username: admin
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| - | :* Password: found on device label (or as set by you)
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| - |
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| - | =General Settings (FXS PORT1)=
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| - | :* '''Account Active:''' ✅ Checked
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| - | :* '''Primary SIP Server''': popserver.voip.ms (or your nearest VoIP.ms POP)
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| - | :* '''Failover SIP Server''' Optional: backup POP
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| - | :* '''Prefer Primary SIP Server''' No
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| - | :* '''SIP User ID''' Your VoIP.ms sub-account number
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| - | :* '''SIP Authenticate ID''' Same as SIP User ID
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| - | :* '''SIP Authentication Password''' Your VoIP.ms SIP password
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| - | :* '''NAT Traversal''' Keep-Alive (recommended)
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| - | : Click '''Save and Apply'''.
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| - | =SIP Settings Tab=
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| - | :* '''Register Expiration''': 120 seconds
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| - | :* '''Enable SIP OPTIONS Keep Alive''': Yes
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| - | :* Local SIP Port: 5060 (change if multiple ATAs)
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| - | : Disable extra headers:
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| - | :* '''Privacy Header''' → No
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| - | :* '''P-Preferred-Identity Header''' → No
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| - | :* '''P-Access-Network-Info''' → No
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| - | :* '''P-Emergency-Info''' → No
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| - | =Codec Settings Tab=
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| - | : '''Preferred Vocoder''' (in all sessions): G722, (G.711 μ-law) then set G711 for the rest.
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| - |
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| - | =Advanced Settings=
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| - | : '''Allow incoming SIP messages from SIP proxy only''': Enabled
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| - | : '''Disable Local Call Features''': Yes
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| - | =Faxing=
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| - | : '''Fax Mode''': T.38 (if you are using it for faxing with a VoIP.ms FAX POP server)
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| - | : '''T.38 Max Bit Rat'''e: 14400 bps
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| - | : '''Jitter Buffer''': Fixed, High
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| - | =Testing=
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| - | : Reboot the ATA after applying settings.
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| - | : Check '''Status tab''' → Registration should be '''Yes'''.
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| - | : Dial: 4443 for a Voice Echo Test.
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