R7800 - 5GHZ Slow to show up on clients

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routemegood
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Joined: 26 Nov 2017
Posts: 16

PostPosted: Mon Nov 07, 2022 16:48    Post subject: R7800 - 5GHZ Slow to show up on clients Reply with quote
I have 2 x R7800s that are Wired and run as APs. For some reason the 5GHZ network is always slow to show up when a client is scanning.

I have tried adjusting the beacon settings and have the 2.4 high than the 5. (All other settings were done from the QCA Best Guide.)

Does anyone know what settings I could tweak to fix?
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bushant
DD-WRT Guru


Joined: 18 Nov 2015
Posts: 2036

PostPosted: Mon Nov 07, 2022 18:13    Post subject: Reply with quote
What build are you running?
Are you using Vanilla or DD-WRT firmware?
Are you using WPA2 Personal CCMP-128 (AES) only security?
Some clients may not like some channels, have you tried others?

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routemegood
DD-WRT Novice


Joined: 26 Nov 2017
Posts: 16

PostPosted: Tue Nov 08, 2022 18:11    Post subject: Reply with quote
bushant wrote:
What build are you running?
Are you using Vanilla or DD-WRT firmware?
Are you using WPA2 Personal CCMP-128 (AES) only security?
Some clients may not like some channels, have you tried others?


Are you using Vanilla or DD-WRT firmware? - DDWRT
Are you using WPA2 Personal CCMP-128 (AES) only security? Yes
Some clients may not like some channels, have you tried others? I have. They all connect fine once it can see the network.
bushant
DD-WRT Guru


Joined: 18 Nov 2015
Posts: 2036

PostPosted: Tue Nov 08, 2022 19:17    Post subject: Reply with quote
Latest build at this time
https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/2022/11-06-2022-r50814/netgear-r7800/dd-wrt-webupgrade.bin

Lots of people using Vanilla.
I would try that.

Network Mode Mixed or AC/N Mixed
Be sure you are using proper Extension Channel if Channel Width VHT80.

Wiki states: Note, it may take up to a minute to find your 5ghz signal if using VHT160 mode

See also https://dd-wrt.com/wiki/index.php/QCA_wireless_settings

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blkt
DD-WRT Guru


Joined: 20 Jan 2019
Posts: 5700

PostPosted: Wed Nov 09, 2022 5:13    Post subject: Reply with quote
Set channel outside DFS range (36 to 48, 149 to 161)
Network Mode Mixed (default)
Firmware Type VANILLA
U-APSD (Automatic Power Save) Disable (default)
Protection Mode None (default)
RTS Threshold Disable (default)
Beacon Interal 100 (default)
DTIM Interval 2 (default)
Sensitivity Range / ACK Timing 1350 (or 900)
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