Date: Fri, 19 Nov 2004 22:12:14 -0400 (AST) From: "Marc G. Fournier" <scrappy@hub.org> To: Samuel Clements <sclements@linkline.com> Cc: freebsd-hardware@freebsd.org Subject: Re: FreeBSD, Intel Motherboards and Portmaster Serial Console - How? Message-ID: <20041119221116.O878@ganymede.hub.org> In-Reply-To: <007301c4ce8d$bfa15b30$d232a8c0@LCI> References: <20041119165657.C878@ganymede.hub.org> <007301c4ce8d$bfa15b30$d232a8c0@LCI>
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On Fri, 19 Nov 2004, Samuel Clements wrote: > The RJ-45 should be pinned exactly like the cisco RJ-45's. If you can > get a console to a cisco router off of one of your PM ports, you should > be able to plug it into the serial B be header on the server and be able > to talk to it. The second problem of management (watching POST and > kernel messages) should be easily remedied by telling the machine to > redirect POST messages to Serial B as well as do ACPI re-direction to > Serial B (done in the BIOS). This should get you all the way through > kernel messages, then if you want to allow logins on Serial B, you > should just be able to 'turn on' ttyd1 in /etc/ttys. Oh, most cool .. so I wouldn't even be using FreeBSDs serial console, but doing it at the hardware level? By 'watching POST', would this also give me remot access to the BIOS itself? > -Sam > > ----- Original Message ----- From: "Marc G. Fournier" <scrappy@hub.org> > To: <freebsd-questions@freebsd.org> > Cc: <freebsd-hardware@freebsd.org> > Sent: Friday, November 19, 2004 1:03 PM > Subject: FreeBSD, Intel Motherboards and Portmaster Serial Console - How? > > >> >> I just picked up a PM25 for our colo facility, so that I can do remote >> admin on the FreeBSD boxes ... our two Tyan servers are a piece of cake, as >> they have DB9 Serial, like I'd expect ... but the Intel motherboards have >> "External RJ45 serial, internal serial header" on all of there boards, from >> what I can tell ... but what I can't figure out is how to make use of them >> ... >> >> The servers are remote, so adding a 9pin serial port onto the 'internal >> header' is a bit difficult, so am wondering about using the 'external >> RJ45'. The PM25 cables end in an RJ45 jack, and we had to purchase >> adapters to go from RJ45->9pin ... can those RJ45 adapters be used to plug >> into the RJ45 serial directly? >> >> Also, from what I've been able to read so far, the RJ45 == Serial B, not >> Serial A ... so, I'd need to change how FreeBSD works as far as serial >> console is concerned, to look at Serial B, no? >> >> Help? >> >> Thanks ... >> >> >> ---- >> Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) >> Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664 >> _______________________________________________ >> freebsd-hardware@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-hardware >> To unsubscribe, send any mail to "freebsd-hardware-unsubscribe@freebsd.org" >> > > > ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664
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