[OZAPRS] alternative to KA9Q NOS ?

vk2tv vk2tv at exemail.com.au
Wed Nov 7 15:52:22 AEDT 2018


Glenn, I didn't know you were that old <grin>

Ray vk2tv

On 7/11/18 2:52 pm, Glen English VK1XX wrote:
> bring back Vancouver V2, compressed headers ! where is Mr Lockhart 
> when we need him ?
>
>
> On 7/11/2018 2:43 PM, Carlos wrote:
>> Hi Tom,
>>
>> I was reading a bit this morning and I understand that transporting
>> TCP/IP traffic over AX.25 might not be a wise idea due to the small
>> frame count.
>>
>> I don't understand these things well, but with a radio capable of 64
>> kbps (or more) constrained by a protocol with a short frame length and
>> count (the number of unconfirmed packets that can exist at a give
>> time), the transmissions will be constantly halted waiting for
>> acknowledgements ???
>>
>>
>> Have you guys explored the use of SLIP/PP over radio ?
>>
>> 73,
>> Carlos VK1EA
>>
>>
>> On 11/7/18, Thomas Karpiniec <tk at 1.21jiggawatts.net> wrote:
>>> On Tue, 6 Nov 2018, at 11:41 PM, Cary Dreelan wrote:
>>>> You’ll find that your Linux distribution has compiled some defaults 
>>>> that
>>>> may not be suitable to this application, but they are *not* hard 
>>>> coded.
>>>>
>>>> if you run ‘sysctl -a’ you’ll find more parameters that can be tweaked
>>>> in realtime than you’ll want to ever know about.
>>> Oh definitely - I probably gave the wrong impression. There's lots 
>>> of sysctl
>>> stuff that vastly improves matters, particularly concerning ARP, and 
>>> it's
>>> usable. However there was at least one fundamental constant where 
>>> optimising
>>> it for packet required a kernel rebuild. I've forgotten what 
>>> precisely it
>>> was but I could do a deeper search later if anyone particularly 
>>> wanted to
>>> know.
>>>
>>> Cheers & 73
>>>
>>> Tom VK7NTK
>>> _______________________________________________
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>>> OZAPRS at aprs.net.au
>>> http://lists.aprs.net.au/mailman/listinfo/ozaprs
>>>
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>
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