speed only in groups of 4 ports or sets of groups of 4 ports e.g. 1/1/1-1/1/4, 1/1/1-1/1/8. 1G Cu (fixed ports) Y (default) Y On ICX 7150 devices, 1G copper uplink ports do not support half duplex. ICX7550-24ZP and ICX7550-48ZP 1G copper ports does not support 100M half-duplex. On ICX 7150 devices
table lists ICX devices and ports that support 100-Gbps long-distance data and stacking connections. FastIron 08.0.95 releases do not support 100-Gbps stacking on ICX7550 devices. FastIron Long-Distance 100-Gbps Ports Product and Model Ports that Support 1 X 100-Gbps Optics Long-Distance Stacking