Since TCLink supports only symmetric linkopts currently, if only one side of the link needs to get some properties, the result would be incorrect. I have encountered a problem when I tried to assign 'ip' to one side of the link, but by using TCLink I cannot get the hosts connected.
Add TCLink1 class which is asymetric
Fix syntax errors TCLink1
Add TCLink1 as asymmetric TCLink version, e.g, to specify 'ip' on one…