Thank you this worked like a champ. ----- Original Message ----- From: "A Brady" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, February 12, 2001 9:48 PM Subject: Re: making demand dialing NOT available at certain times of the day. > On Monday 12 February 2001 21:18, Terry Williams opined: > > I have 3 linux boxes and 2 windows 98se boxes networked together. On > > one linux box I have RH7 with NAT configured and demand dialing. > > What I would like to do is make the demand dailing not available from > > 6:30am to 10am M-F. > > > > I have to do this because of the windows boxes and I need my phone line > > available those times. > > > > I appreciate any help including RTFM as long as I'm told what manual to > > read. I've looked at cron tasks to do ifdown at those times but it > > doesn't work because its not always on at that time. > > Yes, crontab is a good choice. But, alternate config files and scripts > are the other part of the equation. I've done similar (without cron) for > setting up accounts, changing configs to test demand dial, changing from > one account to another, etc. > > Basically, you need an alternate /etc/ppp/options file if you want it > dialable at all. If not, removing it completely (after backing it up of > course) is a good idea. Also, you'll need a replacement for > /etc/sysconfig/network-scripts/ifcfg-ppp0 (I presume you use ppp0 as your > default dialup - if not, change the last part accordingly). > > You place copies of each file in a safe place, with names that make sure > they don't write over each other (like options.demand/options.manual and > ifcfg-ppp0.demand/ifcfg-ppp0.manual). Then you just need scripts that can > copy them back and forth, then restart networking. Here's an idea (I'm > not scripting genius, so critique away): > > #!/bin/bash > cp -a /etc/backup/options.manual /etc/ppp/options > cp -a /etc/backup/ifcfg-ppp0.manual \ > /etc/sysconfig/network-scripts/ifcfg-ppp0 > /etc/rc.d/init.d/network restart > exit 0 > > (If you or someone else doesn't know, the line break on the second line > isn't necessary - the mailer made a break and I signified with the "\" > which is how it would look going to the end of a line and wrapping around > to the next.) > > This would copy the *.manual items in a folder /etc/backup and place them > in the proper places, then restart the network. A crontab entry for > 6:30am to call the above script would take care of it. Just make sure the > script is executable. > > A similar script could be written to reverse the process at 10am , which > would put you back in business. > > Feel free to modify/improve accordingly. > > -- > If Bill Gates had a dime for every time a Windows box crashed... > > ...Oh, wait a minute, he already does. > > > > _______________________________________________ > Redhat-list mailing list > [EMAIL PROTECTED] > https://listman.redhat.com/mailman/listinfo/redhat-list > _______________________________________________ Redhat-list mailing list [EMAIL PROTECTED] https://listman.redhat.com/mailman/listinfo/redhat-list
