DS3 or T3 service provides a high speed digital connection with 28 times the capacity of T1. DS3 or T3 service can be used for local phone service like PRI, dedicated long distance service with extremely low sub penny rates, or 45 Meg per second data service like internet access or MPLS.
Typically a DS3 or T3 service costs about 10 times that of a T1 service, but offers 28 times the capacity or speed.
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