Centilin technologies training video

   

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Maintenance: In Service Software Upgrade (ISSU) Guide

In Service Software Upgrade is a feature to upgrade your IOS with minimum or no impact. Important 1. Both supervisory engines must be in SSO mode. 2. IOS version must be compatible i.e. SGA train cannot be upgraded to a SG train. An incompatibility issue during the upgrade will cause the redundancy mode in RPR … Continue reading Maintenance: In Service Software Upgrade (ISSU) Guide