+<!ELEMENT ASroute (link_ctn*)>
+<!ATTLIST ASroute src CDATA #REQUIRED>
+<!ATTLIST ASroute dst CDATA #REQUIRED>
+<!ATTLIST ASroute gw_src CDATA #REQUIRED>
+<!ATTLIST ASroute gw_dst CDATA #REQUIRED>
+
+<!ELEMENT link_ctn EMPTY>
+<!ATTLIST link_ctn id CDATA #REQUIRED>
+
+<!ELEMENT bypassRoute (link_ctn*)>
+<!ATTLIST bypassRoute src CDATA #REQUIRED>
+<!ATTLIST bypassRoute dst CDATA #REQUIRED>
+<!ATTLIST bypassRoute gw_src CDATA #REQUIRED>
+<!ATTLIST bypassRoute gw_dst CDATA #REQUIRED>