ESP8266 Developer Zone The Official ESP8266 Forum 2017-08-01T15:21:31+08:00 https://bbs.espressif.com:443/feed.php?f=66&t=5318 2017-08-01T15:21:31+08:00 2017-08-01T15:21:31+08:00 https://bbs.espressif.com:443/viewtopic.php?t=5318&p=14933#p14933 <![CDATA[Re: missing +ipd]]>
Her Majesty wrote:
In some cases, for example, bad network environment, TCP may combine 2 packets to be 1 packet, but the data should never missing.

Code:

+IPD,<length>:xxxxxx

You can check whether the <length> is correct or not. For example, maybe you sent 2 packets of which length is 6, but what you got is a +IPD with length 12, that is normal, not a bug. It combines 2 packets to be 1.

hi,
thanks for the replay. But the data missing issue still exist in some rare events..

Statistics: Posted by vichu537 — Tue Aug 01, 2017 3:21 pm

]]> 2017-06-28T15:42:07+08:00 2017-06-28T15:42:07+08:00 https://bbs.espressif.com:443/viewtopic.php?t=5318&p=14254#p14254 <![CDATA[Re: missing +ipd]]>

Code:

+IPD,<length>:xxxxxx

You can check whether the <length> is correct or not. For example, maybe you sent 2 packets of which length is 6, but what you got is a +IPD with length 12, that is normal, not a bug. It combines 2 packets to be 1.

Statistics: Posted by Her Mary — Wed Jun 28, 2017 3:42 pm

]]> 2017-06-26T14:25:26+08:00 2017-06-26T14:25:26+08:00 https://bbs.espressif.com:443/viewtopic.php?t=5318&p=14205#p14205 <![CDATA[missing +ipd]]> My settings are as follows:

AT+CWMODE=1
AT+CWDHCP=0,0
AT+CIPSTA="STA_IP","GATEWAY","SUBNET MASK"
AT+CWJAP="SSID","PASS_WORD"
AT+CIPMUX=1
AT+CIPSERVER=1,2000 I'M USING PORT 2000
AT+CIPSTO=0

AFTER the setting , client devices starts connect to the server device and sends data.. the +ipd missing occures when data receives from multiple clients...........please help me to resolve this issue...

Statistics: Posted by vichu537 — Mon Jun 26, 2017 2:25 pm

]]>