Can Totem Redundant Ring Protocol (RRP) replace Cluster MANager (CMAN)?

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Issue

We use Cluster MANager (cman) purely to prevent split-brain. We would like to replace it by Totem Redundant Ring Protocol (RRP). Is that possible and supported? Does RRP prevent split-brain?

Environment

Red Hat Enterprise Linux Server 6 (with the High Availability Add on)

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