Connectivity: Fully redundant IP network connections with multiple independent connections to a range of Tier 1 Internet access providers.
Power: Servers have redundant internal and external power supplies. Data center has backup power supplies, and is able to draw power from the multiple substations on the grid, several diesel generators, and backup batteries.
Uptime: Continuous uptime monitoring, with immediate escalation to eSurv.org staff for any downtime.
Failover: Our database is log-shipped to standby servers and can failover in less than an hour.