In the future, you might want to provide some information about your system and distro and what steps you have taken to solve your problems. This will encourage people to answer your posts.
editing root crontab
1. open a terminal and type
su root (enter /return)
2. provide root password (enter /return)
3. type: crontab -e (enter /return)
(this will open a editor similar to the program "vi")
to insert text type a full colon ":" and the letter i
to write to the file (save), type full colon ":" the letter w
to write to the file (save) and quite, type full colon ":" the letter w and q
to quit without saving changes , type full colon ":" the letter q and the exclamation point "!"
To check the status on your lan cards
1. open a terminal and type
su root (enter /return)
2. provide root password (enter /return)
3. type: mii-tool -v (enter /return)
To edit your NIC configurations, see:
http://www.linuxheadquarters.com/how...rkconfig.shtml
SAR System Account Reporting
I assume that you are refering to " BSD-style process accounting."
try installing software like that included in (for Fedora's, for example) psacct-6.3.2-29.i386 RPM