Joke Collection Website - Blessing messages - How does a server running on the intranet send an alarm signal to the outside? This server is not connected to the external network.
How does a server running on the intranet send an alarm signal to the outside? This server is not connected to the external network.
If you are unable to access any external network services due to limited conditions, it is recommended that you purchase a text message sending module. Just insert the SIM card into the module and use the built-in development kit to make some, or use the built-in development kit. After some software development or settings, you can send the alarm information you want to the designated mobile phone
Or you can use a 3G network card
- Previous article:What new tricks did the media play at the Rio Olympics?
- Next article:Emergency upgrade notice
- Related articles
- SMS for the First Maintenance of Beijing 4s Store
- What does China Bank's QR code transfer mean?
- How to pay the new rural insurance by mobile phone?
- Credit card loans received a text message at the beginning, saying that they would be enforced tomorrow. Is it true?/You don't say. What should I do?
- The mobile phone notification reminds me that there is a new message, but I can't find it in my inbox.
- What models does iOS 14 support?
- Will ABC receive information when it changes its mobile phone number with a credit card?
- How to send text messages to 200 friends?
- The essence of parents' birthday wishes written on red envelopes
- Will the postal express call when it arrives?