Linux虛擬機SSH服務、防火牆開啟關閉

1.查看SSH服務

serveice sshd status 

--> Checking for service sshd running

 

2.開啟SSH服務

service sshd start

--> starting SSH daemon

 

3.臨時關閉防火牆（環境重啟之后，防火牆又會關閉）

rcSuSEfirewall2 stop

 

4.永久關閉防火牆

chkconfig SuSEfirewall2_init off

chkconfig SuSEfirewall2_setup off

 

分操作系統

SUSE11下：
關閉操作為：
service SuSEfirewall2_setup stop
service SuSEfirewall2_init stop
取消開機啟動防火牆：
chkconfig SuSEfirewall2_init off
chkconfig SuSEfirewall2_setup off

啟動操作為：
service SuSEfirewall2_setup start
service SuSEfirewall2_init start
取消開機啟動防火牆：
chkconfig SuSEfirewall2_init on
chkconfig SuSEfirewall2_setup on

suse12下操作為：
關閉防火牆
systemctl stop SuSEfirewall2.service
取消開機啟動防火牆
systemctl disable SuSEfirewall2.service

開啟防火牆
systemctl enable SuSEfirewall2.service
開機啟動防火牆
systemctl start SuSEfirewall2.service