diff --git a/voltha/adapters/microsemi/PAS5211_comm.py b/voltha/adapters/microsemi/PAS5211_comm.py
index 2167a9d..0529fbe 100644
--- a/voltha/adapters/microsemi/PAS5211_comm.py
+++ b/voltha/adapters/microsemi/PAS5211_comm.py
@@ -57,16 +57,18 @@
 
 
 class PAS5211Communication(object):
-    def __init__(self, dst_mac, init = 0, iface = None):
+    def __init__(self, dst_mac, channel_id = -1, init=0, iface = None):
         self.iface = iface
         self.dst_mac = dst_mac
         self.seqgen = sequence_generator(init)
         self.src_mac = determine_src_mac(self.iface)
+        self.channel_id = channel_id
 
     def communicate(self, msg, timeout=1, **kwargs):
         if self.src_mac is not None:
             frame = constructPAS5211Frames(msg, self.seqgen.next(), self.src_mac,
-                                           self.dst_mac, **kwargs)
+                                           self.dst_mac, channel_id=self.channel_id,
+                                           **kwargs)
             return srp1(frame, timeout=timeout, iface=self.iface)
         else:
             log.info('Unknown src mac for {}'.format(self.iface))
diff --git a/voltha/adapters/microsemi/RubyAdapter.py b/voltha/adapters/microsemi/RubyAdapter.py
index f12cbed..bc1d0be 100644
--- a/voltha/adapters/microsemi/RubyAdapter.py
+++ b/voltha/adapters/microsemi/RubyAdapter.py
@@ -33,6 +33,7 @@
 log = structlog.get_logger()
 _ = third_party
 
+# Move to configuration... eventually
 olt_conf = { 'olts' : { 'id' : 0, 'mac' : '00:0c:d5:00:01:00'}, 'iface' : 'eth3'}
 
 @implementer(IAdapterInterface)