1152700 Issue 1 February 2001 Preface
Page xv
© 2000, ADC Telecommunications, Inc.
UBR Unspecified Bit Rate
UNI User Network Interface
UPC Usage Parameter Control
UPSR Unidirectional Path Switch Ring
UVPSR Unidirectional Virtual Path Switch Ring
VC Virtual Channel
VCC Virtual Channel Connection
VP Virtual Path
VPC Virtual Path Connection
VT Virtual Tributary
W/P Working/Protect