Oracle 11.2.0.3 [INS-41112] Specified network inte

首先确认自己的防火墙已经关闭

安装Oracle 11.2.0.3 的RAC，在Grid 安装时报错：

[INS-41112]Specified network interface doesnt maintain connectivity across cluster nodes

首先尝试在节点间ping 各个IP 地址没有问题。

因为使用安装程序做的SSH 验证，所以尝试测试ssh远程连接是否还需要确认：

[grid@rac2 ~]$ ssh rac2 dae

bash: dae: command not found

[grid@rac2 ~]$ ssh rac2 date

Thu Dec 20 21:21:01 CST 2012

[grid@rac2 ~]$ ssh rac1 date

Thu Dec 20 21:21:05 CST 2012

[grid@rac2 ~]$ ssh rac2-priv date

The authenticity of host 'rac2-priv(192.168.56.200)' can't be established.

RSA key fingerprint is a2:23:fe:22:50:03:e0:db:01:ff:76:f1:21:55:86:6a.

Are you sure you want to continueconnecting (yes/no)? yes

Warning: Permanently added'rac2-priv,192.168.56.200' (RSA) to the list of known hosts.

Thu Dec 20 21:21:43 CST 2012

[grid@rac2 ~]$ ssh rac1-priv date

The authenticity of host 'rac1-priv(192.168.56.100)' can't be established.

RSA key fingerprint is3c:62:4f:fd:e2:dd:94:9e:ee:58:0f:9d:76:55:53:8b.

Are you sure you want to continueconnecting (yes/no)? yes

Warning: Permanently added'rac1-priv,192.168.56.100' (RSA) to the list of known hosts.

Thu Dec 20 21:21:49 CST 2012

[grid@rac2 ~]$