Found an interesting document in my archive:
Avaya Platform Elements
Mean Time To Failure
Media Processor Board ** 35 years Protocol Preprocessor Board (C-LAN) ** 50 years Digital Line and Trunk Boards ** 72-77 years Avaya Media Server Complexes 10-90+ years Avaya Gateway Power Supplies ** 25-60 years
** Based on numerous internal Avaya studies assessing the results of millions of user-hours.
Nice, isn’t it? It must be especially heartening to know this when you’re out there in the field, replacing another faulty TN464.
Here’s the next part:
Avaya Availability Analysis S87xx
(Avaya Communication Manager Software 3.x)
(based on data as of March. 30, 2006)
Standard (or Duplex) Reliability Higher Reliability Sub-System Failure/ year MTBO (Years) Availability Failure/ year MTBO (Years) Availability S87xx Server Complex 0.1095 9.1 0.99995 <0.01095 >91.3 >0.999995 G650 Media Gateway – IP Connect – Simplex 0.131 9.0 0.99994 G650 Media Gateway with duplicated IPSIs 0.018615 53 0.999992 G650 Media Gateway with duplicated IPSIs and Media Processors <0.01095 >91.3 >0.999995
May be useful for preparing RFPs or alike documents.