[cisco-voip] CCM Clustering IP Block

Ryan Fields jryan.fields at gmail.com
Sun Feb 20 20:09:49 EST 2005


Thanks everybody.


On Fri, 18 Feb 2005 11:23:07 -0000, Kristján Ólafur Eðvarðsson
<kristjan at sensa.is> wrote:
> As long the round trip time is not exceeding 40 ms cause that can
> Casuse problmes with Clustering CCM servers. And crossing that latency is not supported by
> Cisco. This is case of SQL replication issues. And it is some problems with SQL
> If if the latency is higher than 40 ms rount-trip (20 ms each way)
> 
> If you are adding CCM servers to other sites. You might want to consider adding another cluster
> On the remote site and to Trunking beetween clusters. That means of course different Databases
> On each Cluster. This of course depends on the scale of your installation.
> 
> Regards. Kristjan Edvardsson
> Sensa ehf. Reykjavik Iceland
> Cisco Silver Partner.
> 
> -----Original Message-----
> From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Tim Medley
> Sent: 18. febrúar 2005 02:43
> To: 'Ryan Fields'; cisco-voip at puck.nether.net
> Subject: RE: [cisco-voip] CCM Clustering IP Block
> 
> There is no problem with CallManagers being on separate subnets, provided that ip routing between the subnets is configured.
> 
> tm
> 
> Tim Medley
> 
> http://www.sccp2000.com IP Telephony News, Tips and Tricks
> 
> -----Original Message-----
> From: cisco-voip-bounces at puck.nether.net
> [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Ryan Fields
> Sent: Wednesday, February 16, 2005 9:13 PM
> To: cisco-voip at puck.nether.net
> Subject: [cisco-voip] CCM Clustering IP Block
> 
> Hi All,
> 
> Has anybody tried adding a callmanager subscriber that is not within the existing cluster's IP block ? I was wondering if this would create problems to the clustered system.
> 
> Thanks,
> Ryan
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