RFC 2495—Definitions of Managed Objects for the
DS1, E1, DS2 and E2 Interface Types (January 1999)
RFC 2495—Definitions of Managed Objects for the
DS1, E1, DS2 and E2 Interface Types (January 1999)
ANSI T1.107a-1990 Standard for Telecommunications—Digital
Hierarchy – Supplement to Formats Specification (August 1990)
ANSI T1.403-1989 Standard for Telecommunications—Network
and Customer Installation Interfaces – DS1 Metallic Interface
– Robbed-bit Signaling State Definitions (1989)
AT&T Technical Reference 54016—Requirements
for Interfacing Digital Terminal Equipment to Services Employing the
Extended Superframe Format (September 1989)
For more information about bit error rate test
(BERT) patterns, see:
ITU O.151—Error performance measuring equipment
operating at the primary rate and above (October 1992)
ITU O.153—Basic parameters for the measurement of
error performance at bit rates below the primary rate (October 1992)
T1M1.3 Working Group—A Technical Report on Test
Patterns for DS1 Circuits (November 1993)
ANSI T1.404-1994 Standard for Telecommunications—Network-to-Customer
– DS3 Metallic Interface Specification (1994)
