A configurable memory includes an interface section, a plurality of memory modules, and an internal configuration section. In particular, the present invention provides compositions and methods to relieve symptoms associated with functional bowel disorders, irritable bowel syndrome, functional diarrhea, functional bloating, and other symptoms. If a specific access terminal has a MAC ID of 128 or higher, the preamble set includes at least one preamble with which the access terminal determines whether the MUP is received. The pipe may be inserted into the aperture from either a first side or a second side of the aperture, and the gasket forms an air-tight seal with pipe to inhibit airflow.