Users Guide

Metro node Metro HA................................................................................................................................................ 29
Metro HA (without cross-connect)........................................................................................................................29
Metro HA with cross-connect..................................................................................................................................30
Metro HA with cross-connect failure management............................................................................................30
Metro HA without cross-connect failure management...................................................................................... 31
Higher availability.........................................................................................................................................................32
Metro node Metro Hardware......................................................................................................................................... 32
Chapter 6: Software and upgrade................................................................................................ 33
Metro node OS.................................................................................................................................................................. 33
Non-disruptive upgrade (NDU)......................................................................................................................................34
Storage, application, and host upgrades............................................................................................................... 34
Software upgrades......................................................................................................................................................34
Simple support matrix.................................................................................................................................................34
4 Contents