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Re: Can surf the internet, but not my home network...



I need to test if i can send this message, and receive it through the
list, as i receive several other messages that people send.



Em 16/09/2021 15:19, David Christensen escreveu:
> On 9/16/21 12:40 AM, Andrei POPESCU wrote:
>> On Mi, 15 sep 21, 17:48:39, Hans wrote:
>>> Am Mittwoch, 15. September 2021, 16:41:21 CEST schrieb nimrod:
>>> Hi,
>>>
>>> got the same problem, when the ethernet interface is up, too and I am on wifi.
>>> This a problem with the gateway settings.
>>
>> Unless my understanding of local networks is wrong, the gateway is not
>> involved in communication between hosts in the same subnet.
> 
> 
> Many residential/ SOHO Internet gateways a combination devices -- 
> firewall, router, DHCP server, DNS caching proxy, switch, Wi-Fi access 
> point, etc..
> 
> 
> When LAN and/or Wi-Fi clients whose network interfaces are configured 
> with DHCP want to communicate with each other, the gateway provides the 
> information required to initiate that communication (e.g. DNS lookup, IP 
> addresses, MAC addresses, etc.), in addition to switching/ sending/ 
> receiving packets.  Everything should "just work".
> 
> 
> But, a client with a manually configured network interface (e.g. "static 
> IP") will be unknown to the gateway, and therefore unknown to DHCP 
> clients.  The details of the manual configuration determine failure 
> modes, which may be asymmetric.
> 
> 
> "Networking for System Administrators" by Lucas is excellent:
> 
> https://mwl.io/nonfiction/networking#n4sa
> 
> 
> David
> 


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