day and night ??:D

hello buddy
i have MK 2.9.27 wireless with 2 card d-link pci wireless , at the day all wireless works on band 2.4 B , and every day on afternoon i dont know what happen u see all the link with high ms and its working fine only when i change the band to B/G and the on the morning the links not work only when i change to B :s so any one can help plzz

Upgrade your ROS

i did, i buy new routerboard with 350MW and mikrotik version 2.9.46 and it was the same, im using the wireless from many years ago and this’s the firsttime that i hear something like that :s at night B/G and at the day B :s , any one can help plz, i guess normis he have an answear

B/G mode uses a different modulation than straight B. B is typically more stable. There is probably an environmental factor at play.