search for: hssi

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2007 Jun 11
1
Slightly OT:CSU on Digium cards, and it's requirement
Do the Digium cards have a built in CSU? Is a CSU an FCC requirement? or just a carrier requirement? TIA
2003 Mar 02
8
OT: PRI costs in US
Hello! Several of my customers would like to add a backup to their Internet connection. ISDN is a good solution: decently fast for a dial-up-type connection, yet still faily affordable. While I was at it, I decided to look at a couple of more creative telephone service options to possibly improve their service or lower costs at the same time. These customers range from having just a