Am Di, den 28.06.2005 schrieb Thomas W. Cranston um 22:17: > I went over my notes and discovered that they were not as complete as > needed to be. As a result I decided to reinstall FC3, and get a fresh start. > > I first used the network configuration application to configure the > dialup. This time the modem came up as ttyS4. > > I got mesage:Cannot activate network device xxxxxxxx Failed to activate > xxxxxxx with error 8 > > Logged on yyyyyy@localhost, I opened a terminal and entered the command > tail -f /var/log/messages, and got cannot open tail -f /var/log/messages > for reading: Permission denied > > Someone suggested that I log on to a terminal as Su_-. I entered Su_- at > the command line and got: bash:Su_- command not found > > Did they mean that I reboot, and enter Su_- at user name prompt? > > How and where do I invoke Su_-? It is "su -"! No underscore, "-" is an option and is the short for of "-l" (-> man su). And on Linux it matters whether you use lower or capital letters. > I understand that it is not wise to make changes to wvdial logged on as > root! > > I then entered wvdial and got > -->WvDial: Internet dialer version 1.54.0 > -->Warning: section[Dialer Defaults] does not exist in wvdial.conf. > -->cannot open /dev/modem: Device or resource busy > -->cannot open /dev/modem: Device or resource busy > -->cannot open /dev/modem: Device or resource busy You need to create a symlink: ln -s /dev/ttySX /dev/modem (where X is the number of the serial device). > I logged out, and then tried to log in, entering Su_- at Username > > That did not work, so I logged in as root. > > I then entereed wvdial, and got: > -->WvDial: Internet dialer version 1.54.0 > -->Warning: section[Dialer Defaults] does not exist in wvdial.conf. > -->cannot open /dev/modem: No such file or directory > -->cannot open /dev/modem: No such file or directory > -->cannot open /dev/modem: No such file or directory > > I then entered: /etc/wvdial.conf , and got: > bash: /etc/wvdial.conf: Permission denied > /etc/wvdial.conf > How can I execute the command /etc/wvdial.conf with out getting > permission denied? I am assuming that since that I am logged on as > root@localhost that I would have the permission. vim /etc/wvdial.conf It is a configuration file you need to open with an editor. It is nothing to execute. > Is there a way to log onto a terminal as super user, while I am logged > on as xxxx@localhost? See above. Alexander -- Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773 legal statement: http://www.uni-x.org/legal.html Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.11-1.35_FC2smp Serendipity 22:49:49 up 3 days, 5:41, load average: 0.16, 0.44, 0.38
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