[PLUG] [Retitled for clarity] File sharing over a two node LAN

Richard Owlett rowlett at cloud85.net
Sun Aug 11 11:49:57 UTC 2019


On 08/10/2019 02:01 PM, Russell Senior wrote:
> On Sat, Aug 10, 2019 at 8:55 AM Richard Owlett <rowlett at cloud85.net> wrote:
> 
>> I have read more and made some progress ;}
>> I am using Debian 9.8 {Stretch} with MATE desktop on two Lenovo laptops.
>> As I used Networkmanager to create the ad-hoc network, I only have WEP
>> *NOT* WPA at the moment [but have info on doing WPA].
>> [see
>>
>> https://wiki.debian.org/WiFi/HowToUse#WiFi_can_scan.2C_but_not_connect_using_NetworkManager_.28Debian_9_Stretch.29
>> on how to overcome a connection problem.]
>>
>> My stated goal is file sharing on a peer-to-peer network with exactly
>> two nodes. The unstated purpose of chosen method is understanding
>> networks. Traveling down memory lane to early 60's, I can see this as a
>> Sophomore/Junior E.E. lab {Cornell's B.S.E.E. program was 5 years at the
>> time ;]
>>
> 
> Nothing on wireless involves two nodes. Each station broadcasts. It's only
> happenstance if only two stations are receiving, it could easily be more.

IRRELEVANT to topic at hand. *MY* LAN has exactly two nodes. The 
"physical transport layer" happens to be WiFi, could just as well be 
20mA current loop.
> 
> Did you see this?
> 
> https://wiki.debian.org/WiFi/AdHoc

Yes but it is not germane as Networkmanager was used to establish the 
connection. It does the same job but evidently stores its information 
differently.

> 
> 
>>
>> Since I last posted, I've discovered "Open Systems .Interconnection
>> (OSI) Model".
>>
>>
> Did you see this part?
> 
> https://en.wikipedia.org/wiki/OSI_model#Comparison_with_TCP/IP_model
> [snip long quotation]

I hadn't. But I did not see any guidance there.

> 
> 
>> I would like to be pointed to material on creating an appropriate P2P
>> network with a preference to sources tied to OSI.
>> {References to servers/clients, switches, routers, un-listed hardware,
>> etc are _*VERBOTEN*_!}
>>
>> TIA




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