Re: Oracle RAC VIP networking question

On Aug 6, 3:52 pm, keith..._at_comcast.net wrote:
> I work in networking and our Unix group is implementing their first
> Oracle RAC cluster. I have been assisting with this implementation
> and have a few questions.
>
> The Oracle RAC VIP - I'm familiar with the concept of VIP's but a
> question has arisen that our UNIX and DBA's on the project are
> indicating that the RAC cluster appears to only support one VIP (per
> cluster) on the public facing NIC. However, the application we are
> installing warrants another NIC to service an isolated batch
> processing network that is totally independent from client public
> access. We need to create a second VIP that "listens" for the batch
> application on this isolated subnet. So this would be a total of 3
> NIC's (public, private and isolated batch) per server. Can RAC be
> implemented with a second VIP?
>
> What RAC networking protocols are utilized? That is, what ICMP/TCP/
> UDP protocols are used on the public network to maintain RAC state?
> And, are there any network protocols on the Oracle private network?
>
> Also, if anyone knows of any Oracle documents or white papers that
> speaks to the networking piece of RAC that would help as well.
>
> Thanks
> Keith

Really Oracle RAC provides a VIP for every node in the cluster, there is no a cluster VIP.
here http://download.oracle.com/docs/cd/B19306_01/rac.102/b14197/crschp.htm#sthref733 you can see how to implement other VIPs
For the other i can't say you anymore.

Regards

Cristian Cudizio
http://oracledb.wordpress.com
http://cristiancudizio.wordpress.com Received on Mon Aug 06 2007 - 09:29:33 CDT