Navy C2Oix. * c2oix is replacing the navy's current dms messaging program with a new version of the existing navy interface for command email (nice) software, which will be deployed on the. Mynavy portal(mnp) is the one stop shop to manage your navy career
* c2oix is replacing the navy's current dms messaging program with a new version of the existing navy interface for command email (nice) software, which will be deployed on the. For help please contact the navy 311 toll free: This will affect all navy 311 online.