A telecommunication system that routes an inbound telephone communication through an enterprise communication network and server. First and second fluid channels are provided between the first and second chambers and the compression chamber, respectively. The techniques and tools may be used in combination or separately. Accordingly, the portable chamfer tool provides a means to form a taper on a first end of a peg disposed in a tenon and mortise joint that is substantially matched to a preformed taper on a second end of the peg that was driven through the tenon and mortise joint.