[ale] IP over USB

[Phil Turmel]

Interesting:

On 9/13/21 11:21 AM, DJ-Pfulio via Ale wrote:
> The 1000 base-tx standard does auto-MDIX.

I don't recall seeing any USB3 ethernet adapters that weren't 1G.

> Slower connections generally do not, so look for an added "feature" if the connection will be less than 1 Gbps. IME, you'll need a cross-over cable (or tiny adapter for the rj45) to make direct connections on those.
> 
> On 9/13/21 10:16 AM, Phil Turmel via Ale wrote:
>> Yes, Ethernet.  All of the cheap USB3 ethernet devices I have support
>> auto-MDIX, so no, crossover is likely not required.
>>
>> If you do no setup, most distros will automatically recognize the
>> adapter and attempt DHCP, falling back to Link-Local IPv4 addresses.
>> With the two machines side by side, that is probably sufficient.
>>
>> I would define static IPs w/o gateway in a netplan yaml file,
>> matching on the Mac ID of the adapter.  That would make SSH happier
>> (known hosts entries).  (I like Ubuntu's netplan.io configuraton
>> tool.)
>>
>> On 9/12/21 3:16 PM, Steve Litt via Ale wrote:
>>> Thanks Phil,
>>>
>>> 1) I assume by "patch cord" you mean "ethernet cable", right?
>>>
>>> 2) Must it be a crossover cable?
>>>
>>> 3) How do you set up the ip address and other networking on the
>>> two adapters?
>>>
>>> Thanks,
>>>
>>> SteveT
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