OC3-2M IR W/CPU-2 clei The OC3-2M IR UNI/NNI Card with CPU-2 is an ATM interface card operating at the SONET OC3 rate of 155 Mbps, with 32k cell buffering per card. The Intermediate Reach(IR) single mode fiber optical interface has a total loss budget of

OC3-2M IR W/CPU-2 clei The OC3-2M IR UNI/NNI Card with CPU-2 is an ATM interface card operating at the SONET OC3 rate of 155 Mbps, with 32k cell buffering per card. The Intermediate Reach(IR) single mode fiber optical interface has a total loss budget of 12db. The OC3-2M IR is a single port card compliant to the requirements of the ATM Forum UNI Specification (Version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-4724-01) or enhanced Traffic Shaping Module (eTM,90-7695-01) which, when installed,provides enhanced traffic management features. This card variant is shipped with R5.0 S/W. This card is also supported on R2.0 of the 7670 ESE shelf. Note that only the eTM is supported for traffic shaping on the ESE. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.