'default': rxtx_channels[0], 'values': rxtx_channels},
{'id': 'cschannel', 'desc': 'Client -> server channel',
'default': rxtx_channels[1], 'values': rxtx_channels},
'default': rxtx_channels[0], 'values': rxtx_channels},
{'id': 'cschannel', 'desc': 'Client -> server channel',
'default': rxtx_channels[1], 'values': rxtx_channels},