ISDN (asxeto me linux)

[Alexander Yohalas]

Michalis Kabrianis wrote:

> Tha mou baloune apo bdomada ISDN, alla ta kalwdia tou OTE apo to dwmatio mou
> exoun kapoia apostasi.
> Ti einai kalytero?
> Na metaferw monos mou tis apolikseis kai na syndesw to netmod dipla sto PC (kai
> xreiazetai kapoio sygkekrimeno kalwdio, i opoiodipote monoklwno kanei?)

Ayth einai h protimoterh lysh. Traba ena aplo kalwdio thlefwnikoy typoy (san to
peribohto cat 5, mporeis na to breis sto katasthma hlektrologikwn ths geitonias
soy) apo thn priza ews to PC. Apo to NetMod mporeis na trabhjeis kalwdio, wste na
exeis thlefwna klp. se opoio shmeio toy spitioy 0eleis.

> H na balw seiriako (polla an xreiastei) extension? Poso makry seiriako kalwdio
> mporw na balw xwris na exw tragikes apwleies?

Ayto *den* synistatai, idiws gia tis taxythtes poy 0a prepei na doyleyei h RS-232
(115200 gia ppp, 230400 gia ml-ppp). Genika, oso kontytero to kalwdio, toso
kalytera- se megala mhkh oi xwrhtikothtes kai oi aytepagwges twn kalwdiwn allazoyn
ta fwta stis akmes toy shmatos, periorizontas th megisth taxythta poy mporeis na
baleis. Bebaia, to RS-232 anaferei gia taxythtes mexri 19200 me mhkos kalwdioy
kapoy sta 15 me 30 metra, enw egw exw dei 9600 me mhkos kalwdioy 1km (!!!), alla
stis ypshles taxythtes ayta den isxyoyn- 0a peftoyn ta la0h broxh.

Oso gia to problhma me tis synexeis klhseis gia to ml-ppp akoysa oti o OTE exei
epilhf0ei toy problhmatos kai osoi eixan foyskwmenoys logariasmoys ej aitias toy
0a exoyn dior0wsh sto swsto poson. Osoi endiaferontai, as to epibebaiwsoyn me ton
OTE...
AlxUnderNet :-) 42

--
Alexander Yohalas, Computer Engineer
R ? D Dept., INTRACOM S.A.
P.O.Box 68, 19002 PEANIA, Attica GREECE
Phone: (+30 1)6690335 Fax: (+30 1)6860446



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