i have 3 Sites :
Site A [ CallManager Cluster A]
Site B [ CallManager Cluster B]
Site C [ CallManager Cluster C]
the connection betwen A and B already exist by trunk [ CCM-A & CCM-B].
Now i want to configuer a trunk betwen CCM-B and CCM-C, i want olny the iphones in site C call the iphones in the site B
how can configure that .?
thanks in advance