General Knoppix support for those who've read the FAQ at the Wiki
Grandstream GS-HT802 2 Port Analog Telephone Adapter VoIP Phone & Device, Black
$32.00
Lot Of 8 Cisco CP-7945G VOIP Business IP Phone w/ Stand and Handset #0358
$162.98
Polycom VVX 411 IP VOIP POE Gigabit Telephone [L/N] BUSINESS OFFICE RECEPTION
$24.00
Grandstream GS-GXP2170 VoIP Phone & Device 4.3" Color-Screen LCD Gigabit Ports
$45.53
Cisco CP-7945G VOIP Phone With Stand & Handset Business IP Phone 7945
$3.00
Lot of 4 Polycom VVX 410 12-lines VoIP Phone - 2200-48450-025
$32.00
Cisco/Linksys SPA2102 VoIP Phone Adapter Router 2FXS (Unlocked)
$16.99
Polycom VVX 301 6-line Desktop VOIP IP Phone 2200-48300-019 *NEW*
$14.99
Genuine Desktop 8 Line Gigabit VoIP Phone System Mitel IP480G PN 630-3481-01
$89.99
Grandstream GS-HT802 2 Port Analog Telephone Adapter VoIP Phone & Device, Black
$29.99