[MVMA] AREDN update 20250306

Chuck Gelm NC8Q nc8q-aredn at gelm.net
Fri Mar 7 04:51:44 EST 2025


On 3/6/25 23:59, Orv Beach via groups.io wrote:
> When AREDN spun off from Broadband Hamnet around 2013 they inherited 
> OLSR, the Optimized Link State Routing Protocol. Version 1 was 
> developed in 2003.   It was pretty quickly deprecated due to known 
> deficiencies, but AREDN was stuck with it.   Several years ago in an 
> effort to help users optimize their links, LQM, the Link Quality 
> Manager, was developed.  It allowed nodes to ignore really weak 
> stations, to set minimums on SNR and maximums on link distance.   All 
> these would help to maximize the use of precious bandwidth by trying 
> to minimize retries.
>
> With the advent of the Babel routing protocol, developed in 2021 and 
> adapted by AREDN recently, there's no need for LQM - the Link Quality 
> Manager has become the Link Quality Monitor.  You'll see those changes 
> in nightly build 20250306.
>
> Additionally, the  Wireless Watchdog LQM will be removed; it's no 
> longer needed.
>
> Orv W6BI
>
> AREDN Project Manager



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