MIC-3D-4COC3-1COC12-CE, Модуль Juniper Multirate Circuit Emulation MIC, 4 port channelized OC3/STM1 (down to DS0) or 1 port channelized OC12/STM4 (down to DS0) CE MIC, Port 0 can be configured for OC12 which disables ports 1-3 (Requires a pluggable SFP optics module )