I am using tl mr100 4g router. Using VI SIM card but i am facing constant issue with internet disconnect.... I tried latest firmware , manual band selection , different dns address, channel selection and many more ways... Even took tplink support and nothing working... I m literally messed up...

Below is system log when intenet disconnect

ID Time Type Level Log Content

89 2021-08-13 17:29:45 HTTPD Information DNS fd00:0:a:21::4 resolve timeout for dns.msftncsi.com a.root-servers.net ipv6.msftncsi.com

90 2021-08-13 17:29:30 HTTPD Information DNS 8.8.8.8 resolve timeout for dns.msftncsi.com

91 2021-08-13 17:29:25 HTTPD Information DNS 8.8.8.8 resolve timeout for dns.msftncsi.com

92 2021-08-13 17:29:16 SYSTEM Information User(Mac:A6:B9:D7:43:AC:92;IP:192.168.1.101) logs in.

93 2021-08-13 17:24:47 SYSTEM Information Device(26:93:2C:ED:6A:32) leaves 2.4G Wlan