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Re: network question

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On 11/9/23 14:41, tomas@tuxteam.de wrote:
> On Thu, Nov 09, 2023 at 02:05:49PM -0500, gene heskett wrote:
>> Greetings all netsperts;
>>
>> I've purchased a new 3d printer which is factory equipt with klipper.
> 
> [...]
> 
>> So the questions  are:
>> What do I need to change in my network config on this machine so I can ping
>> all 65536 address of the 192.168 block of ipv4 address?
> 
> You might try nmap. But who knows -- perhaps the printer is civilised and
> 
>   - waits for a DHCP to assign it an addres
>   - gives itself one of those APIPA addresses (169.254.x.y)
>     you love so much ;-)
>   - comes up with a link-local IPv6
> 
> all of which would be RFC compliant

.
And less likely to find a home in the local environment than a plain old 
192.168.yy.zz address I'd think. They who do that have so far stuck to 
192.168.0 and 192.168.1 addresses.
> 
>> Will changing the CIDR, presently /24 to /16 be sufficient?
> 
> ...you mean: your netmask? You would have to, if you want to
> have a route to all those addresses.
> 
> Another thing I would do: start tcpdump, then switch the
> printer on, and watch what happens in the net.
> 
A possibility I hadn't considered yet, but that might need the CIDR 
changed also.

> Cheers

Cheers Tomas, Gene Heskett.
-- 
"There are four boxes to be used in defense of liberty:
  soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author, 1940)
If we desire respect for the law, we must first make the law respectable.
  - Louis D. Brandeis

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network question gene heskett <gheskett@shentel.net> - 2023-11-09 20:10 +0100
  Re: network question Greg Wooledge <greg@wooledge.org> - 2023-11-09 20:20 +0100
    Re: network question gene heskett <gheskett@shentel.net> - 2023-11-10 03:40 +0100
  Re: network question <tomas@tuxteam.de> - 2023-11-09 20:50 +0100
    Re: network question gene heskett <gheskett@shentel.net> - 2023-11-10 03:30 +0100
      Re: network question <tomas@tuxteam.de> - 2023-11-10 07:00 +0100

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