TNCS Uptime Single Ring Analysis Calculator

R-T-C Time Analysis (Single Ring Arcitecture)

Goal is less than 52 minutes 33.6 seconds

Required Fields:

Assume:

(Click for Yes/ Unclick for No)
Forward Path Broadcast Overlay Broadcast Reverse Path

Service Active (Y/N) Yes Yes Yes

Fiber Redundancy in Ring (Y/N) Yes Yes Yes

Fiber Redundancy in Node (Y/N) Yes Yes Yes

Full Equipment Redundancy in Headend (Y/N) Yes Yes Yes

Full Equipment Redundancy in Hub Yes Yes Yes

Headend Hub HFC

Backup Powering? (Y/N) Yes Yes Yes

Node Size:

Annual Downtime Comparison	Without Element Manager	With Element Manager-Dispatched Repair	With Element Manager-Command Engaged Repair	With Element Manager-Automatic Switch Repair
MEAN-TIME-TO-REPAIR or change (MTTR or MTTC) Mins
Total System Outage Time(Mins/year/subscriber) Mins

99.99% Up-Time cannot be achieved without an element manager