To set static ip we can use yast command
#yast
From the table that appears select Network services > Network settings
Go to address and set ip,netmask and hostname
Then from Hostname/DNS give hostname and nameserver details
Then from Routing give gateway
Afterthat click ok and restart network service
#service network restart
(note:the configuration file is /etc/sysconfig/network/ifcfg-interfacename)
#yast
From the table that appears select Network services > Network settings
Go to address and set ip,netmask and hostname
Then from Hostname/DNS give hostname and nameserver details
Then from Routing give gateway
Afterthat click ok and restart network service
#service network restart
(note:the configuration file is /etc/sysconfig/network/ifcfg-interfacename)