Avaya Exam 37820X Topic 1 Question 61 Discussion

You are working with a customer to migrate them to an Avaya Midsize solution with IP Office. They have nine existing analog trunks that each cost $40 per month. You want to determine If It would be cost effective to go to digital trunking using a T1/E1 at a cost of $400 per month.

Although the analog monthly line charges are less, what else would need to be taken Into consideration to look at the total cost difference?