Error WLAN Connect
TCP Server Activ
AT+CIFSR

+CIFSR:APIP,"192.168.4.1"
+CIFSR:APMAC,"1a:fe:34:a5:30:39"
+CIFSR:STAIP,"0.0.0.0"
+CIFSR:STAMAC,"18:fe:34:a5:30:39"

OK

New Request from id :0, method: GET, ressource: / parameter: 
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=392
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=494
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=2941,CONNECT

New Request from id :0, method: POST, ressource: /dataonly parameter: tone=330
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=440
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=330
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=294
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=262
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=262
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=2621,CONNECT

New Request from id :0, method: POST, ressource: /dataonly parameter: tone=330
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=392
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=3921,CONNECT

New Request from id :0, method: POST, ressource: /dataonly parameter: tone=262
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=392
New Request from id :0, method: POST, ressource: /dataonly parameter: tone=4401,CONNECT

+IPD,1,418:POST /dataonly HTTP/1.1
Host: 192.168.4.1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:49.0) Gecko/20100101 Firefox/49.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: de,en-US;q=0.7,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://192.168.4.1/
Content-Length: 8
Content-Type: text/plain;charset=UTF-8
DNT: 1
Connection: keep-alive

tone=4942,CONNECT
3,CONNECT

New Request from id :0, method: POST, ressource: /dataonly parameter: tone=494