Service Handles: URLs
	n Standardized way to access a large variety of network resources n General form of URLs: <scheme>:<scheme_specific_part> n Often, URLs something like: scheme://host:port/opaque n Some examples: – nfs://slag.eng.sun.com/src/slp – service:http://www.research.sun.com/ – service:lpr://motels.eng.sun.com/MPK15-214