Reply To: Latest Beta Firmwares for DSL-AC51 to DSL-N66U incl. DSL-AC750 Latest DSL ASUSWRT firmware v9.1.2.3_502-g2bdb05b now available. (latest firmware’s are at end of threads) For following ASUS DSL Modem Routers: DSL-AC51 DSL-AC52U DSL-AC55U DSL-AC56U DSL-AC750 DSL-N10-C1 – (extended beta support…

[UK Sentinel]

As @osman says, SNR is very low, try adjusting, also the DSL-AC51 is not a good modem (old) , maybe by a new Modem and router ?

What other router brands do you have in your region ?

In a completely sane world, madness is the only freedom (J.G.Ballard).

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