iii
4.6.1 Application Scenario .................................................................................................. 53
4.6.2 Procedure .................................................................................................................... 53
5 Maintenance ................................................................................................................................... 57
5.1 AI Diagnostics ......................................................................................................................... 57
5.1.1 Application Scenario .................................................................................................. 57
5.1.2 Procedure .................................................................................................................... 57
5.2 Alarm ....................................................................................................................................... 61
5.2.1 Application Scenario .................................................................................................. 61
5.2.2 Procedure .................................................................................................................... 61
6 Troubleshooting ............................................................................................................................. 65
6.1 What should I do If I fail to pop-up the portal page? .......................................................... 65
6.2 How to do if Cloud topology displays abnormal? ................................................................ 65
6.3 How to do if SSID is hard to connect or have not internet? ............................................... 66
7 FAQ ................................................................................................................................................... 67
7.1 What ports the ESW series use to communicate with Ruijie Cloud? ................................. 67
7.2 What should I do if I fail to do the voucher authentication? .............................................. 67
7.3 What should I do if I want to pop up the portal page by visiting the https website? ...... 68
7.4 Why does the wireless client not need to re-authenticate or enable the seamless when
they reconnect to the Wi-Fi? .................................................................................................. 68
7.5 How many portal templates do one project support? ........................................................ 68
7.6 What should I do if I want to change the vouchers and accounts on the NBR?............... 68