2023-07-11 15:24:59

by Seth Forshee

[permalink] [raw]
Subject: Re: wireless-regdb: Update regulatory rules for Egypt (EG) on 5GHz

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On Tue, Jul 04, 2023 at 08:07:35PM +0300, Mohammed Ismail wrote:
> Dear Seth,
> Thank you for your swift reply, and I am sorry for that huge delay in my
> response.
>
> You are right that there is no power information in the documents I
> provided.
>
> But the power allowed for 5150-5350 is 200mw
> and your rules defined (5250 - 5350 @ 80), (*20*), DFS, AUTO-BW,
> wmmrule=ETSI

This is because 5250-5350 MHz requires TPC. Linux does not support TPC, so
we must reduce the max EIRP by half to 100 mW in this range.

I'll send a patch soon.

Thanks,
Seth

>
>
> thank you for your cooperation
>
> best regards.
> Muhammad
>
> On Thu, Jun 1, 2023 at 4:21 PM Seth Forshee <[email protected]> wrote:
>
> > On Thu, May 25, 2023 at 12:04:00PM +0300, Mohammed Ismail wrote:
> > > Hi
> > > Current rules are
> > >
> > > country EG: DFS-ETSI
> > > (2402 - 2483 @ 40), (N/A, 20), (N/A)
> > > (5150 - 5250 @ 80), (N/A, 23), (N/A), NO-OUTDOOR, AUTO-BW
> > > (5250 - 5330 @ 80), (N/A, 20), (0 ms), NO-OUTDOOR, DFS, AUTO-BW
> > >
> > > it is outdated , here are the updated information
> > >
> > >
> > https://www.tra.gov.eg/wp-content/uploads/2021/11/EGY-NTRA-June21-NFAT.pdf
> > >
> > >
> > https://www.tra.gov.eg/wp-content/uploads/2021/11/EGY-NTRA-June21-Chart.pdf
> >
> > Thanks for the links, however they don't seem to contain the information
> > about power limits, etc. that we need to update the database. I found
> > this document:
> >
> >
> > https://www.tra.gov.eg/wp-content/uploads/2022/03/EGY-NTRA-March-2022-SRD_English_Final.pdf
> >
> > From this I think the correct rules are:
> >
> > country EG: DFS-ETSI
> > (2402 - 2483.5 @ 40), (20)
> > (5150 - 5250 @ 80), (23), AUTO-BW, wmmrule=ETSI
> > (5250 - 5350 @ 80), (20), DFS, AUTO-BW, wmmrule=ETSI
> > (57000 - 66000 @ 2160), (40)
> >
> > If this looks correct to you, I'll send a patch.
> >
> > Thanks,
> > Seth
> >