小熊派wifi连接成功，但是设备出现离线情况。
[DEBUG][6310][dmp_connect] oc_mqtt_connect:client_id:xxxxx_0_0_1970000100中client_id代表什么含义。
[DEBUG][6317][dmp_connect] oc_mqtt_connect:user:xxxxx passwd:37846832026b4c3aef071b4f121e0d48a10c696485fa359e3845292f3550aa54中user和passwd是什么含义
[DEBUG][10340][dmp_connect] oc_mqtt_connect:recode:2 :FAILED
[DEBUG][10345][hub_step] hub_step:err:2
该如何修改
设备情况：

串口日志：
BUG][143742][task_sensor_entry]
******************************Longitude Value [DEBUG][178861][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][178869][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][183878][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][183886][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][188895][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][188903][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][193912][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][193920][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][198929][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][198937][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][203946][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][203954][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][208963][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][208971][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][213980][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][213988][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][218997][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][219005][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][224014][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][224022][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][229031][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][229039][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][234048][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][234056][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][239065][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][239073][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][244082][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][244090][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][249099][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][249107][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][254116][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][254124][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][259133][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][259141][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][264150][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][264158][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][269167][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][269175][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][274184][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][274192][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][279201][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][279209][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][284218][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][284226][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][289235][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][289243][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][294252][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][294260][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][299269][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][299277][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][304286][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][304294][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][309303][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][309311][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][1][link_main] linkmain:V2.2.2 AT 13:14:48 ON Mar 14 2024
[DEBUG][7][link_tcpip_imp_init] ESP8266 CONFIGURE:SSID:IoTdebug PWD:IoTdebug RCVCACHE:1024(Byte) CMDTIMEOUT:2000(ms)
[DEBUG][18][link_tcpip_imp_init] Try to connect ap..
WELCOME TO IOT_LINK SHELL

LiteOS:/>ATSND:8 bytes:AT+RST

ATRCV:6 bytes:
OK

ATRCV:51 bytes:
ets Jan 8 2013,rst cause:2, boot mode:(3,7)

ATRCV:37 bytes:load 0x40100000, len 2592, room 16

ATRCV:56 bytes:tail 0
chksum 0xf3
load 0x3ffe8000, len 764, room 8

ATRCV:56 bytes:tail 4
chksum 0x92
load 0x3ffe82fc, len 676, room 4

ATRCV:173 bytes:tail 0
chksum 0x22
csum 0x22

2nd boot version : 1.7(5d6f877)
SPI Speed : 40MHz
SPI Mode : DOUT
SPI Flash Size & Map: 8Mbit(512KB+512KB)
jump to run user1 @ 1000

ATRCV:10 bytes:渂l`r騨l
ATRCV:4 bytes:ph恂
ATRCV:203 bytes:屸?俷鞉r傭n|?宭巔rlb?瀨r?l渘?俷
Ai-Thinker Technology Co. Ltd.

ready

ATSND:6 bytes:ATE0

ATRCV:12 bytes:ATE0

OK

ATSND:15 bytes:AT+CIPDINFO=0

ATRCV:6 bytes:
OK

ATSND:17 bytes:AT+CWMODE_CUR=1

ATRCV:6 bytes:
OK

ATSND:13 bytes:AT+CIPMUX=1

ATRCV:6 bytes:
OK

ATSND:36 bytes:AT+CWJAP_CUR="IoTdebug","IoTdebug"

ATRCV:16 bytes:WIFI CONNECTED

ATRCV:13 bytes:WIFI GOT IP

ATRCV:6 bytes:
OK

[DEBUG][6091][link_tcpip_init] IOT_LINK:DO TCPIP LOAD-IMPLEMENT RET:0
[DEBUG][6097][dtls_al_init] IOT_LINK:DO DTLS LOAD-IMPLEMENT RET:0
[DEBUG][6103][mqtt_al_init] IOT_LINK:DO MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6109][oc_mqtt_init] IOT_LINK:DO OC MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6115][standard_app_demo_main] This Is MQTT V5 DEMOS:HC Display
[DEBUG][6282][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][6291][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][6299][hub_step] hub_step:enter
[DEBUG][6304][dmp_connect] oc_mqtt_connect:server:117.78.5.125 port:1883
[DEBUG][6310][dmp_connect] oc_mqtt_connect:client_id:xxxxx_0_0_1970000100
[DEBUG][6317][dmp_connect] oc_mqtt_connect:user:xxxxx passwd:37846832026b4c3aef071b4f121e0d48a10c696485fa359e3845292f3550aa54
[DEBUG][1][link_main] linkmain:V2.2.2 AT 13:14:48 ON Mar 14 2024
[DEBUG][7][link_tcpip_imp_init] ESP8266 CONFIGURE:SSID:IoTdebug PWD:IoTdebug RCVCACHE:1024(Byte) CMDTIMEOUT:2000(ms)
[DEBUG][18][link_tcpip_imp_init] Try to connect ap..
WELCOME TO IOT_LINK SHELL

LiteOS:/>ATRCV:4 bytes:ph恂
ATRCV:203 bytes:屸?俷鞉r傭n|?宭巔rlb?瀨r?l渘?俷ogy Co. Ltd.

ready

ATSND:8 bytes:AT+RST

ATRCV:14 bytes:AT+RST

OK

ATRCV:51 bytes:
ets Jan 8 2013,rst cause:2, boot mode:(3,6)

ATRCV:37 bytes:load 0x40100000, len 2592, room 16

ATRCV:56 bytes:tail 0
chksum 0xf3
load 0x3ffe8000, len 764, room 8

ATRCV:56 bytes:tail 4
chksum 0x92
load 0x3ffe82fc, len 676, room 4

ATRCV:173 bytes:tail 0
chksum 0x22
csum 0x22

2nd boot version : 1.7(5d6f877)
SPI Speed : 40MHz
SPI Mode : DOUT
SPI Flash Size & Map: 8Mbit(512KB+512KB)
jump to run user1 @ 1000

ATRCV:10 bytes:渂l`r騨l
ATRCV:4 bytes:ph恂
ATRCV:203 bytes:屸?俷鞉r傭n|?宭巔rlb?瀨r?l渘?俷
Ai-Thinker Technology Co. Ltd.

ready

ATSND:6 bytes:ATE0

ATRCV:12 bytes:ATE0

OK

ATSND:15 bytes:AT+CIPDINFO=0

ATRCV:6 bytes:
OK

ATSND:17 bytes:AT+CWMODE_CUR=1

ATRCV:6 bytes:
OK

ATSND:13 bytes:AT+CIPMUX=1

ATRCV:6 bytes:
OK

ATSND:36 bytes:AT+CWJAP_CUR="IoTdebug","IoTdebug"

ATRCV:16 bytes:WIFI CONNECTED

ATRCV:13 bytes:WIFI GOT IP

ATRCV:6 bytes:
OK

[DEBUG][6091][link_tcpip_init] IOT_LINK:DO TCPIP LOAD-IMPLEMENT RET:0
[DEBUG][6097][dtls_al_init] IOT_LINK:DO DTLS LOAD-IMPLEMENT RET:0
[DEBUG][6103][mqtt_al_init] IOT_LINK:DO MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6109][oc_mqtt_init] IOT_LINK:DO OC MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6116][standard_app_demo_main] This Is MQTT V5 DEMOS:HC Display
[DEBUG][6283][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][6291][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][6300][hub_step] hub_step:enter
[DEBUG][6304][dmp_connect] oc_mqtt_connect:server:117.78.5.125 port:1883
[DEBUG][6310][dmp_connect] oc_mqtt_connect:client_id:xxxxx_0_0_1970000100
[DEBUG][6317][dmp_connect] oc_mqtt_connect:user:xxxxx passwd:37846832026b4c3aef071b4f121e0d48a10c696485fa359e3845292f3550aa54
[DEBUG][10340][dmp_connect] oc_mqtt_connect:recode:2 :FAILED
[DEBUG][10345][hub_step] hub_step:err:2
[DEBUG][11299][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][11307][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][16316][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][16324][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][21333][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][21341][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][26350][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][26358][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][31367][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][31375][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][36384][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][36392][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][41401][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][41409][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][46418][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][46426][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][51435][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][51443][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][56452][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][56460][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][61469][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][61477][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][66486][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][66494][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][71503][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][71511][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][76520][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][76528][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][81537][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][81545][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][86554][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][86562][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][91571][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][91579][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][96588][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][96596][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][101605][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][101613][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][106622][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][106630][task_sensor_entry]
******************************Latitude Value is 0.00000

[DEBUG][111639][task_sensor_entry]
******************************Longitude Value is 0.00000

[DEBUG][111647][task_sensor_entry]
******************************Latitude Value is 0.00000