'Set pair.'

def setpair(self, mvname, rvname):

    cmd = ('iSMrc_pair    -pair    -mv    %(mv)s    -mvflg    ld    -rv    %(rv)s    -rvflg    ld' % {'mv': mvname, 'rv': rvname})
    self._execute(cmd)
    LOG.debug('Pair    command    completed.    MV    =    %(mv)s    RV    =    %(rv)s.', {'mv': mvname, 'rv': rvname})
