Phones & PBX

The following was compiled by Mark N2MH. The original (and up to date) version can be found here.

N2MH has also provided links to his documentation .

Phones

The following table summarizes phones that various hams have successfully used on the Mesh.

Model	POE *	Local Power	Web Interface	tftp	Comments
Cisco		http://www.cisco.com
7940	Yes	48V DC	Partial	Required	2 lines; need to load SIP; see N4SV comments
7961	Yes	48V DC	Partial	Required	Up to 6 lines; need to load SIP; see N4SV comments
Grandstream		http://www.grandstream.com
GXP-1450	No	5V DC	Yes	Yes	2 lines
GXP-1620/GXP-1625	1625 only	5V DC	Yes	Firmware updates also via http or https	2 lines; Both models are the same phone - only 1625 supports POE
GXP-2000	Yes	5V DC	Yes	Yes	Up to 4 lines
GXP-2140	Yes	12V DC	yes	yes	Up to 4 lines;
GXP-2160	Yes	12V DC	yes	yes	Up to 6 lines; has extra speed dial buttons programmable through the web interface.
GXP-2200	Yes	12V DC	Yes	Yes	Similar to 2160; no extra speed dial buttons; nice video phone with Android but no built-in camera (ie, receive only)
GXV3240	Yes		Yes		Video phone Runs Android
GXV3275	Yes		Yes		Video phone with large, built-in screen Runs Android Big brother to GXV3240 Too many features to list See comments in another Forum post about this phone
HT503	No	12V DC	Yes	?	2-port ATA 1-FXO 1-FXS
HT701	No	12V DC	Yes	?	1-Port ATA FXS
DP715/DP710	No	Base: 6v wall wart Portable: 2 rech. AAA batteries	Yes	Yes	DP715: Base unit DP710: portable units (5 max) One ip address shared by all portable units
Linksys(now Cisco)
SPA503G		5V DC	Yes		3 Lines
SPA504G	Yes	5V DC	Yes		4 Lines End of Life has been announced on 2018-08-13
SPA941	No	5V DC	Yes		Discontinued Designed for use with SPA9000 system. See comments from KC8RGO in two messages below.
Nortel
1535	No	12V DC	No	?	Config via manual pushbutton menu Older video phone Many units have Turkish Telecom flash screen on boot up Can do video calls Can receive direct IP calls but cannot make direct IP calls, so calls must be set up with SIP
Obihai		http://www.obihai.com
Obi1062	Yes	12V DC	Yes	?	See W7REJ comments below
Polycom		http://www.polycom.com
SoundPoint 32x	Yes	24V DC	Yes	Yes	2 lines
SoundPoint 33x	Yes	24V DC	Yes	Yes	2 lines
SoundStation IP 5000	Yes	POE only	Yes	ftp	1 line; local power via POE injector only
VVX410	Yes	Yes	Yes	Yes	2 lines
SNOM		http://www.snom.com
300		5V DC	Yes
Yealink		http://www.yealink.com
SIP-T22P	Yes	5V DC	Yes	Yes	3 lines/3 accounts full featured phone Discontinued
SIP-T54W	Yes	5V DC	Yes	Yes	10 lines/10 accounts full featured phone Nice color display

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* POE here means managed 48 Volt POE (IEEE 802.3), such as obtained from an ethernet switch. It does not mean passive 12/24V power as used by a Ubiquiti node or an external 12V power supply.