CIPSTART

AT+CIPSTART – Establish TCP connection or register UDP port, start connection

Type	Instruction	Response	Function
Set	AT+CIPSTART=type,addr,port	OK	Start a connection as client.(single connection mode)
Set	AT+CIPSTART=id,type,addr,port	OK	Start a connection as client.(multiple connection mode)

Param description：
id: 0-4 , id of connection
type: string, “TCP” or “UDP”
addr: string, remote ip
port: string, remote port