Specifications

D-4
Cisco MGX 8800/8900 Series Software Configuration Guide
Release 5.1, Part Number OL-6482-01, Rev. A0, January 25, 2005
Appendix D Standards Compliance
ATM Signaling Compliance
ATM Signaling Interworking
Interworking between all combinations of signaling protocol is supported at all interfaces types: UNI to
UNI, UNI to NNI and NNI to NNI.
SONET/SDH
The standards and responsible organizations with which MGX switch SONET technology complies are
as follows:
• Bell Communications Research–SONET Transport Systems: Common Generic Criteria,
GR-253-CORE, Issue 2, 1995.
• ITU Recommendation G.782–Types and General Characteristics of Synchronous Digital Hierarchy
(SDH) Equipment, January 1994.
• ITU Recommendation G.783/G.841–Characteristics of Synchronous Digital Hierarchy (SDH)
Equipment Functional Blocks, January 1994.
• ITU Recommendation G.832–Transport of SDH Elements on PDH Networks: Frame and
Multiplexing Structures, November 1993.
• ITU Recommendation G.958–Digital Line Systems based on the Synchronous Digital Hierarchy for
use on Optical Fibre Cables, November 1994.
Table D-4 ATM Signaling Interworking
Protocol UNI 3.0 UNI 3.1 UNI 4.0 IISP 1.0 PNNI 1.0 AINI
UNI 3.0/3.1 x x x x x x
UNI 4.0xx xxx x
IISP 1.0 x x x x x x
PNNI 1.0xx xxx x
AINI 3.0xx xxx x
AINI 3.1xx xxx x