Table 2-3 ATM OC-3c/STM-1c IR Card Specifications
Specification Value
General
Number of ports1 2 or 4
Speed 155.52 Mbps
Protection 1+1 APS—Bidirectional or unidirectional;
revertive or nonrevertive switching
Interface Telcordia IR-1, SDH/STM-1 S-1.1
Link power budget2 12 dB
Nominal wavelength 1310 nm
Connector type LC
Cable type SMF
Compliance Telcordia GR-253, ANSI T1.102, ITU G.957