on site nbd - 1 views
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gosdwan on 16 Dec 2424x7 NBD On-Site Service Support requires customers to sign a service contract in advance and register the address where the emergency onsite service is needed, and specify the language and skills required for the onsite engineer, as well as the tools to be carried, and even the necessary regional spare parts inventory plan can be negotiated with GoSDWAN sd wan in china professional services.