Date: Wed, 31 May 2000 15:18:05 +0200 From: Udo Schweigert <ust@cert.siemens.de> To: Fabrizzio Batista <Fabrizzio.Batista@lojasobino.com.br> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Read-Only File Systems Message-ID: <20000531151805.A70766@alaska.cert.siemens.de> In-Reply-To: <008101bfcafa$2cfee400$65010180@lojasobino.com.br>; from Fabrizzio.Batista@lojasobino.com.br on Wed, May 31, 2000 at 09:17:20AM -0300 References: <008101bfcafa$2cfee400$65010180@lojasobino.com.br>
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On Wed, May 31, 2000 at 09:17:20 -0300, Fabrizzio Batista wrote: > > Hi gurus, > > I've harden my FreeBSD Firewall at the filesystem layer. I modified / > and /usr in /etc/fstab to read-only (ro). Is There > some way to undo this changes in fstab ? > > I've tried boot in single user mode,but system mount / and /usr > read-only. > Say you have in /etc/fstab: /dev/da0s1a / ufs ro 1 1 /dev/da0s1e /usr ufs ro 2 2 Boot into single user mode and type in: # mount -o rw /dev/da0s1a / # mount -o rw /dev/da0s1e /usr That`s it. The commands # mount / # mount /usr won't do it, because they read the settings from /etc/fstab. Regards -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 ZT IK 3, Siemens CERT | Fax : +49 89 636 41166 D-81730 Muenchen / Germany | email : ust@cert.siemens.de PGP-2/5 fingerprint | D8 A5 DF 34 EC 87 E8 C6 E2 26 C4 D0 EE 80 36 B2 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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