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## ESP8266 AT Commands for Creating a UDP Server.md

      
        
          
            
              
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                ah-cog
                / ESP8266 AT Commands for Creating a UDP Server.md
            
            
              Last active
              March 16, 2024 15:19
            
              
                ESP8266 AT command sequence to start a UDP server with Espressif AT firmware v0.22.
              
          
        
      
        
  
      
    Create a UDP Server to Listen for Incoming Broadcasts

The following sequence of commands will (1) start a TCP server listening for traffic on port 80 and (2) start a UDP server and listen for incoming UDP packets from all addresses.
AT

OK
AT+CWMODE_CUR=3

OK