MCI 45 Business Days 99.99% 99.99% 99.9% 4 Hour MTTR 50ms Round Trip .05% 99.9% No scheduled maintanence See notes MCI's SLA was last updated Monday January 25, 2010 (DS3 & UP - 60 Business Days)
If SLA isn't met, customer's invoice will be credited an amount equal to 50% of MCI's billed install charge, to include any applicable Internet Port/service install charges and MCI-ordered and -billed access install charges for the Service for which the SLA is not compliant. Dear MCI, please finish updating your page using the information at Maintenance is preformed during standard window of 3:00am-7:00am local time of customer serving Central Office.