Traversing firewalls
US9866531B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2015 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Dec 2, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L41/0213
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A remote administrator device is provided outside a firewall that prevents remote devices from accessing, but allows remote devices to send electronic mail messages to a plurality of local network devices. The remote administrator device can send an electronic mail message to a respective one of the plurality of local network devices behind the firewall. The electronic mail message can include instructions for the respective local network device to establish a connection with the remote administrator device through the firewall. Once the connection is established, the remote administrator device can monitor state data received over the connection for the respective local network device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.