The following are HxGN SmartNET connection quick-guides of Leica Captivate, SmartWorx Viva and Leica iCON:

HxGN SmartNET Portal access:  HxGN SmartNet | HxGN SmartNet (smartnetna.com)

SmartNET Status Page  - External status page to give you a high level overview of SmartNet operations:  SmartNet NA Status
SmartNET Support Knowledgebase - Support & Knowledge Base with a wealth of information on SmartNet: SmartSupport Knowledge Base (smartnetna.com)