I made fresh netinstall of routeros v6.47 on rb951g. Then I setup rb as pseudobrige to AP tplink router. The wifi connection between routerd didn’t break but I have 50% ping loss between them. Debug log didn’t show any errors.
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interface wireless monitor wlan1 once
status: connected-to-ess
channel: 2427/20/g(17dBm)
wireless-protocol: 802.11
tx-rate: 54Mbps
rx-rate: 54Mbps
ssid: xxxcccc
bssid: xxxxcccccc
signal-strength: -57dBm
signal-strength-ch0: -58dBm
signal-strength-ch1: -63dBm
noise-floor: -105dBm
signal-to-noise: 48dB
tx-ccq: 92%
p-throughput: 27738
overall-tx-ccq: 91%
authenticated-clients: 1
current-distance: 6
last-ip: 52.157.234.37
802.1x-port-enabled: yes
authentication-type: wpa2-psk
encryption: aes-ccm
group-encryption: tkip
management-protection: no
current-tx-powers: 1Mbps:14(14/17),2Mbps:14(14/17),5.5Mbps:14(14/17),11Mbps:14(14/17),6Mbps:14(14/17),9Mbps:14(14/17),
12Mbps:14(14/17),18Mbps:14(14/17),24Mbps:14(14/17),36Mbps:14(14/17),48Mbps:14(14/17),54Mbps:14(14/17)
notify-external-fdb: no