Cisco 2431-8FXS Integrated Access Device (VoIP ...

1 x 10/100Base-TX LAN, 1 x T1/E1 , 8 x FXS - 1 CompactFlash (CF) Card , 1 VWIC - Integrated Acces... Buy it:
$700.00 at UsedCisco.com
Cisco IAD2431-16FXS Integrated Access Device (V...

2 x 10/100Base-TX LAN, 1 x T1/E1 , 16 x FXS - 1 CompactFlash (CF) Card , 1 VWIC - Integrated Acce... Buy it:
$949.22 at UsedCisco.com
Adtran 19-inch Rackmount Brackets for ADTRAN To...

The Rackmount Brackets from ADTRAN® is used to mount a device onto a 19-inch rack. This kit is s... Buy it:
$34.99 at Dell SMB