Re: [Cerowrt-devel] Looking for MORE SQM Router Recommendations !

[Sebastian Moeller <moeller0@gmx.de>]

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There is also an io board for the compute module that offers a PCIe slot which might could be used for a real NIC...



On 17 March 2021 03:57:24 CET, Jonathan Morton <chromatix99@gmail.com> wrote:
>> On 17 Mar, 2021, at 3:01 am, David Lang <david@lang.hm> wrote:
>> 
>> This is using the compute module, that does not have any on-board
>ports
>
>Actually, the CM4 brings the on-board GigE interface out to the
>connector pins via a suitable PHY.  All that is needed is a magjack on
>the carrier.  What this particular carrier does is to provide a *twin*
>magjack, wire the appropriate CM4 pins to half of it, and wire the
>other half to a LAN7800 USB-to-GigE adapter.  The latter is then wired
>up to the CM4 via a 4-port USB hub chip, so there are also three USB
>ports (one on a header, two as physical ports).
>
>All but the cheapest of the CM4 models also include a single-channel,
>dual-band wifi/BT chip.  This requires only an antenna to make it an
>austere but probably usable AP.  For better performance, a
>multi-channel wifi adapter could be plugged into the USB header, and
>the cheapest CM4 "Lite" would probably then be sufficient.
>
> - Jonathan Morton
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