would be required to use delay_config or link_config. For example:

	sshxmlrpc_client.py link_config proj=testbed exp=two-wireless \
		link=lan0 "params={'a': 4}"

Note last argument, which is eval'ed into a dictionary before it is
sent across in the RPC. This is done whenever first character of the
value is a "{" ... otherwise it is treated as a literal.