HP 6120XG ProCurve Series 6120 Blade Switches Management and Configuration Gui - Page 235
Table 10-2., Cable Types for Auto and Manual MDI/MDI-X Settings, Manual Override.
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Port Status and Configuration Viewing Port Status and Configuring Port Parameters ■ 100/1000-T xl module ports ■ 10/100/1000-T xl module ports Using the above ports: ■ If you connect a copper port using a straight-through cable on a switch to a port on another switch or hub that uses MDI-X ports, the switch port automatically operates as an MDI port. ■ If you connect a copper port using a straight-through cable on a switch to a port on an end node, such as a server or PC, that uses MDI ports, the switch port automatically operates as an MDI-X port. ProCurve Auto-MDIX was developed for auto-negotiating devices, and was shared with the IEEE for the development of the IEEE 802.3ab standard. ProCurve Auto-MDIX and the IEEE 802.3ab Auto MDI/MID-X feature are completely compatible. Additionally, ProCurve Auto-MDIX supports operation in forced speed and duplex modes. If you want more information on this subject please refer to the IEEE 802.3ab Standard Reference. For more information on MDI-X, refer to the appendix titled "Switch Ports and Network Cables" in the Installation and Getting Started Guide for your switch. Manual Override. If you require control over the MDI/MDI-X feature you can set the switch to either of two non-default modes: ■ Manual MDI ■ Manual MDI-X Table 10-2 shows the cabling requirements for the MDI/MDI-X settings. Table 10-2. Cable Types for Auto and Manual MDI/MDI-X Settings Setting Manual MDI Manual MDI-X Auto-MDI-X (The Default) MDI/MDI-X Device Type PC or Other MDI Device Type Switch, Hub, or Other MDI-X Device Crossover Cable Straight-Through Cable Straight-Through Cable Crossover Cable Either Crossover or Straight-Through Cable 10-20