Covad 30 days 99.99% 99.9% 4 hours 110 ms None None No scheduled maintanence See notes Covad's SLA was last updated Monday January 25, 2010 Covad guarantees, "Installation is guaranteed within 30 calendar days of placing your order or you are eligible for a credit equal to 50% of your first month's service fees." Covad guarantees, "We guarantee monthly service availability of 99.99%. You will be eligible for a credit for one day of service for every hour of downtime beyond our guarantee." Network Delivery Guarantee - 99.9% of all data packets sent from your location over the Covad network will be successfully delivered. You are eligible for a credit of up to 10% of your monthly service fee if we do not meet our Network Delivery Guarantee. Covad offers a "Time to Repair Guarantee" - "In the event of a service outage, we guarantee restoration within 4 hours. You will be eligible for a credit equal to 10% of your monthly service fee if we do not restore service within 4 hours." 110 Network Delay Guarantee - Messages sent from your location will average 110 milliseconds for the round trip to a test point on the Covad network. You are eligible for up to a credit of 10% of your monthly service fee if we do not meet our Network Delay Guarantee. Covad offers a satisfaction guarantee: Order Covad T1 TeleXtend Internet service and try it for 30 days. If you are not totally satisfied, we will refund all installation, equipment, and monthly service fees charged, and discontinue your service agreement without further obligation. Please review the Covad Customer Policy document for more details here.