Date: Tue, 22 Dec 1998 12:49:42 +1030 From: Greg Lehey <grog@lemis.com> To: "Igor B. Bykhalo" <goshik@binep.ac.ru>, FreeBSD-questions <freebsd-questions@FreeBSD.ORG> Subject: Re: your mail Message-ID: <19981222124942.U85005@freebie.lemis.com> In-Reply-To: <MAPI.Id.0016.006f7368696b20203030303630303036@MAPI.to.RFC822>; from Igor B. Bykhalo on Mon, Dec 21, 1998 at 06:44:53PM -0800 References: <MAPI.Id.0016.006f7368696b20203030303630303036@MAPI.to.RFC822>
next in thread | previous in thread | raw e-mail | index | archive | help
On Monday, 21 December 1998 at 18:44:53 -0800, Igor B. Bykhalo wrote: > Good time of day everybody, > > I have a question on null-modem connection. > We are using SLIP over the leased line to > connect to our ISP. Modems we are using > have neither hardware flow control nor internal > buffers, and modems manufacturer confirmed > me that our line can be considered just as > the null-modem cable looking like: > > We ISP > RxD ---- TxD > TxD ---- RxD > DTR ---- DCD > DCD ---- DTR > SG ---- SG > > I found this layout different from the one > mentioned in Handbook(handbook187.html): > > TxD 2 ----------------------- 3 RxD > RxD 3 ----------------------- 2 TxD > DTR 20 ----------------------- 6 DSR > DSR 6 ----------------------- 20 DTR > SG 7 ----------------------- 7 SG > DCD 8 ----------------------+ 4 RTS* > *RTS 4 + + 5 CTS* > *CTS 5 +---------------------- 8 DCD There are hundreds of variants in this kind of cabling. > (How) must this be accounted for to ensure the proper line > functioning? You don't want crossover, since the modems do that for you. Just 1:1 wiring would be the best thing to try first. I know that SLIP is still in wide use in Russia, but I don't understand why. Can't you use PPP in this situation? The software is much better maintained. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?19981222124942.U85005>