HP 10500 Series Configuration Manual page 6

Upgrading software ················································································································································ 105
Overview ······································································································································································· 105
Software types ····················································································································································· 105
Software file naming conventions ······················································································································ 105
Comware image redundancy and loading procedure ··················································································· 106
System startup process ········································································································································ 106
Upgrade methods ························································································································································ 107
Upgrade procedure summary ····································································································································· 107
Preparing for the upgrade ·········································································································································· 108
Preloading the BootWare image to BootWare ········································································································ 108
Specifying the startup image file and completing the upgrade (in standalone mode) ········································· 109
Specifying the startup image file and completing the upgrade (in IRF mode) ······················································ 110
Restoring or downgrading the BootWare image ····································································································· 112
Enabling software synchronization from the active MPU to the standby MPU at startup ···································· 112
Displaying and maintaining software image settings ······························································································ 113
Software upgrade example (for standalone mode)·································································································· 113
Network requirements ········································································································································· 113
Configuration procedure ···································································································································· 114
Software upgrade example (for IRF mode) ··············································································································· 114
Network requirements ········································································································································· 114
Configuration procedure ···································································································································· 115
ISSU overview ························································································································································· 116
ISSU methods ································································································································································ 116
ISSU methods for a compatible version ············································································································ 117
ISSU method for an incompatible version ········································································································ 118
ISSU command series ·················································································································································· 118
Hardware requirements for implementing ISSU ······································································································· 118
ISSU prerequisites ························································································································································ 119
ISSU restrictions and guidelines ································································································································· 119
Performing an ISSU by using issu series commands ···························································································· 121
Performing an ISSU in standalone mode ··················································································································· 121
Performing an ISSU for a dual-MPU device ······································································································ 121
Performing an ISSU for a single-MPU device ··································································································· 122
Performing an ISSU in IRF mode ································································································································ 123
Performing an ISSU for a multichassis IRF fabric ····························································································· 124
Performing an ISSU for a dual-MPU single-chassis IRF fabric ········································································· 125
Performing an ISSU for a single-MPU single-chassis IRF fabric ······································································ 127
Displaying and maintaining ISSU ······························································································································ 128
ISSU examples for using issu series commands in standalone mode ···································································· 130
Feature upgrade to a compatible version ········································································································· 130
Feature upgrade to an incompatible version ··································································································· 132
Feature rollback example ··································································································································· 134
ISSU examples for using issu series commands in IRF mode ·················································································· 136
Feature upgrade to a compatible version ········································································································· 136
Feature upgrade to an incompatible version ··································································································· 139
Feature rollback example ··································································································································· 141
Performing an ISSU by using install series commands ························································································· 145
Performing an ISSU ······················································································································································ 145
Obtaining and decompressing an .ipe file ······································································································ 145
Installing or upgrading software images ·········································································································· 145
Uninstalling feature or patch images ················································································································ 146
Rolling back the software configuration ···················································································································· 147
Aborting a software activate/deactivate operation ································································································· 148
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