% su
# export proxy="http://proxy.nagaokaut.ac.jp:8080/"
# yum update
(the similar line was added to /etc/yum.conf however, it didn't work. maybe after rebooting it would work)
anti-virus software was installed(2010.4.28)
TODO:
install ssh server for remote login
setup to arrow root login
setup rsync
connect to UPS
setup virtual network over subnet (1F room 158, 3F room 374, 5F room 570, and Kobayashi's office)
setup samba server for windows client
setup nfs server for linux client
backup HDD data of linux and windows PCs to tampopo