2.2.4.3 Preparing the Upgrade Environment.................................................................................................................... 130

2.2.4.4 Checking the Information About the Current Version Software.......................................................................... 135

2.2.4.5 Checking the License In Use................................................................................................................................ 135

2.2.4.6 Checking the Running Status of the Device......................................................................................................... 137

2.2.4.7 Backing Up the Important Data in CF Card......................................................................................................... 139

2.2.4.8 Checking the Remaining Space of the CF Card................................................................................................... 140

2.2.5 Upgrade Procedure.................................................................................................................................................. 141

2.2.5.1 Upgrade Modes.....................................................................................................................................................141

2.2.5.2 Upgrade Through CLI.......................................................................................................................................... 143

2.2.5.3 Upgrade Through Web......................................................................................................................................... 148

2.2.5.4 Upgrade Through CF Card................................................................................................................................... 152

2.2.5.5 Upgrade Through BootROM................................................................................................................................155

2.2.6 Upgrade Result Verification.................................................................................................................................... 163

2.2.6.1 Checking the Information About the Current Version Software.......................................................................... 163

2.2.6.2 Checking Whether Boards Have Been Successfully Registered..........................................................................164

2.2.6.3 Checking License Status.......................................................................................................................................164

2.2.6.4 Checking the Running Status of the Device......................................................................................................... 165

2.2.6.5 Checking Whether Configurations Are Recovered.............................................................................................. 166

2.2.6.6 Checking Whether Services Are Normal............................................................................................................. 167

2.2.6.7 Running Inspection Tool.......................................................................................................................................167

2.2.7 Version Rollback......................................................................................................................................................167

2.3 Upgrading Version Software in Dual-System Hot Backup........................................................................................ 169

2.3.1 Overview................................................................................................................................................................. 169

2.3.2 Upgrading System Software in Hot Standby Scenarios (Applicable to Versions Later Than

V500R001C30SPC300)....................................................................................................................................................170

2.3.3 Upgrading System Software in Hot Standby Scenarios (Applicable to Versions Earlier Than

V500R001C30SPC300)....................................................................................................................................................173

2.4 Appendix: Establishing the Upgrade Environment Through the Console Port..........................................................177

2.5 Appendix: Uploading and Downloading Files........................................................................................................... 180

2.5.1 Device Serving as the FTP Client to Upload or Download Files Through FTP..................................................... 180

2.5.2 Device Serving as the TFTP Client to Upload or Download Files Through TFTP................................................ 182

2.5.3 Device Serving as the SFTP Server to Upload or Download Files Through SFTP................................................ 183

2.6 Appendix: Activating the ESN................................................................................................................................... 184

2.7 Appendix: Applying for a License............................................................................................................................. 185

2.8 Appendix: Upgrade Record Table.............................................................................................................................. 185

2.9 Appendix F: Abbreviations........................................................................................................................................ 186

Issue 01 (2018-01-16)

Huawei Proprietary and Confidential

viii

Table of Contents