- import yang-ext {prefix ext;}
- import ietf-inet-types {prefix inet;}
- import ietf-yang-types {prefix yang;}
- import opendaylight-port-types {prefix port;}
- import opendaylight-inventory {prefix inv;}
+ import yang-ext {prefix ext; revision-date "2013-07-09";}
+ import ietf-inet-types {prefix inet; revision-date "2010-09-24";}
+ import ietf-yang-types {prefix yang; revision-date "2010-09-24";}
+ import opendaylight-port-types {prefix port;revision-date "2013-09-25";}
+ import opendaylight-inventory {prefix inv;revision-date "2013-08-19";}