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echo: fidosoft.husky
to: Mark Lewis
from: Wilfred van Velzen
date: 2013-08-06 17:47:20
subject: Re: SEEN-BY stripping

Hello Mark!

02 Aug 13 17:13, you wrote to Benny Pedersen:

 ml> SEEN-BYs are only in ECHOmail...

 ml> it used to be when crossing zones, seen-bys were stripped because of
 ml> duplicate nets and nodes... if the seen-bys were left in place, those
 ml> network nodes would not get the posts...

 ml>   eg: 1:3634/12 sends a message
 ml>       3:3634/12 would not see it because seen-by is 2D "3634/12"

 ml> this is not a problem any more now that fidonet is smaller and there
 ml> are no more duplicate nets and nodes across zones...

This is not completely true. There are still 3 duplicate nets in Z1 and Z2:
249, 250 and 340. But between those nets there is only 1 shared node number
in net 250:

,1,Air_Applewood,Roydon_Essex,Vince_Coen,00-0000-000000,300,XA,IFT,ITN,IBN,ICM,INA:applewoodbbs.min
e.nu,U,SDS,NEC
,1,Net_250_NEC,Toronto_ON,Frank_Linhares,000-0-0-0-0,9600,CM,INA:bbs.diskshop.ca,ITX:irex{at}diskshop.
ca,U,NEC

The latter seems to be administrative only and probably isn't used for
echomail, because Frank has other nodenumbers in his net. So I don't think
we need to keep striping SEEN-BY's in the whole of fidonet, just for these
2 nodes. ;)

 ml> seen-bys do not need to be stripped any more...

I agree on that!

 ml> FWIW: in FastEcho it is called "Tiny SEEN-BY" and we've
had the option
 ml> for years ;)

 ml> --- FMail/Win32 1.60

FastEcho != FMail !? ;)

In FMail this option strips SEEN-BY's for every message it receive's for
the particular echomail area, not just for the ones that just crossed a
zone boundary...

Wilfred


--- FMail-W32-1.64-B20111120
* Origin: (2:280/464)
SEEN-BY: 3/0 633/267 640/954 712/0 550 848
@PATH: 280/464 712/848 633/267

SOURCE: echomail via fidonet.ozzmosis.com

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