Appendix A. Glossary
61200263L1-1.2A ATLAS Router User Manual A-5
UDP
User Datagram Protocol. Connectionless protocol defined by RFC 768 for transmission of data without
acknowledgment or error control.
UNI
User to Network Interface. Defines the interface between the CPE and the frame relay providers
switch.
Voice Compression
A means of reducing the bandwidth required for transmission of voice traffic with minimal impact on
the quality of the voice.