Siemens Gigaset

N510 IP PRO

• manual
• Runs on 6.5V (1.2-1.3W)
• supports 6 GAP handsets
• 6 handsets
• up to 4 simultaneous calls
• Supports IEEE802.3af (PoE)
• Info Center support (TBD)

Also did a test with the Ubiquiti passive 24v PoE (Pairs 4 & 5+, 7 & 8 -); it doesn't work.

The device supports two distinctive rings; default (extenal) and alert-internal:

Alert-Info: <http://www.notused.com>;info=alert-internal

Exposed internals:

• 

  PCB front (where the button goes on top of the led on the center bottom) Blurry image, sorry

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  PCB back

• 

  Note the clips to open the case

• 

  Note the pins to open the case

connecting the N510 IP PRO

Under Settings » Telephony » Connection, the following settings are needed:

• Connection name or number: <anything>
• Provider: Other provider
• Authentication name: <username>
• Authentication password: <password>
• Username: <username>
• Display name: <anything>
• Domain: ackspace.nl
• Registration server: sip.ackspace.nl
• Proxy server port: 5060
• Registration refresh time: 110
• STUN enabled: Yes
• STUN server address: stun.ekiga.net
• STUN server port: 3478
• STUN refresh time: 240
• Outbound proxy mode: Never
• Select network protocol: Automatic

Also, make sure that under Settings » Telephony » Advanced VoIP settings, SIP port: (or its random range) does not conflict with other SIP devices behind the same NAT.