2. Telephony Appliance versus Telephony Cards By : David Clarke

3. 3 appliance card

4. 4 special purpose computer system one or a few dedicated tasks

5. 5 density cards for high density appliances typically 8 analog max 50 SIP typical for appliances do you want to carry both solutions?

6. 6 your cost of greatest importance in low end systems 4 analog port unit- sub $600 compare appliance to PC + card don’t forget hidden integration costs

7. 7 development cards will be easiest familiarity of std hardware off the shelf software tool chain environments

8. 8 unique the stigma of a PC H/W features Will it be as reliable as my home PC? not recognizably a desktop PC

9. 9 conclusion size, development effort may push you to a PC approach cost, density, favour appliance for small end

10. 10 thank you