Linux下安装oracle时，进行netca的配置时出错的原因之一

检查两个地方：

1：

vi /etc/sysconfig/network

HOSTNAME=yourlinuxhostname

2：

vi /etc/hosts

# Do not remove the following line, or various programs

# that require network functionality will fail.

127.0.0.1 localhost.localdomain localhost yourlinuxhostname