# nano / etc/hostname host nomini o’zgartirish # passwd {login} loginni parolni o’zgartirish

# nano / etc/hostname ---- host nomini o’zgartirish
# passwd {login} --------- loginni parolni o’zgartirish
# who ------ kim bolib kirganligini ko’rsatadi
# w ----- online userlarni ko’rsatadi
# dpkg –l --------------o’rnatilgan programmalar ro’yhati
# cat /etc/passwd --- userlar ro’yhatini chiqaradi
# adduser {foydalanuvchi nomi} ---- yangi foydalanuvchi yaratish
# id {login} ----- qanaqa guruhlarga a’zoligi
# cat /etc/group --------- guruhlar ro’yhati
# usermod -aG {guruhnomi} {yangiuser} ---- guruhga foydalanuvchi qo’shish
# deluser {foydalanuvchi nomi} {guruh nomi} ---- guruhdan o’chirish
# kill -9 1244
# history –cw --------------kommadalar tarixini o’chirish
# uptime --------- qanchadan buyon ishlayotganini ko’rsatadi
# find /etc/ -name interfaces --------- qidiruv
# grep -iRl "{so’z}" /etc/ ------------ {so’zni} qidirish
# service ssh status
# ssh Ubuntu
# scp -r Azimjon /
# service ssh restart -------- ssh ga perezagruzka
/etc/init.d/ssh status
systemctl status ssh
# ssh –p {yangi port} {login}@{ip} ----- port almashgandan keyingi udalyonni ulanish