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Deepin Linux
Deepin Linux
Dec 16, 2024 · Fundamentals

Understanding Ethernet MAC and PHY Layers: Common Issues and Solutions

This article explains the roles of Ethernet MAC and PHY layers, outlines typical hardware and software problems such as connection faults, power instability, and driver misconfigurations, and provides detailed troubleshooting steps and best‑practice solutions to restore reliable network communication.

DriverEthernetHardware
0 likes · 31 min read
Understanding Ethernet MAC and PHY Layers: Common Issues and Solutions
Deepin Linux
Deepin Linux
Jul 12, 2024 · Fundamentals

Understanding Ethernet: MAC, PHY, MII, and SMI Interfaces

This article provides a comprehensive overview of Ethernet technology, explaining the roles of MAC and PHY chips, the OSI layer interactions, and the various interfaces such as MII, RMII, GMII, RGMII, and SMI, along with practical hardware integration details.

EthernetMACMII
0 likes · 21 min read
Understanding Ethernet: MAC, PHY, MII, and SMI Interfaces
Architects' Tech Alliance
Architects' Tech Alliance
Jan 8, 2020 · Fundamentals

Comparison of PAM-4 and NRZ Signaling for 400G Ethernet in Large‑Scale Data Centers

The article explains how hyperscale data‑center operators are transitioning from 100 Gbps NRZ Ethernet to 400 Gbps links using 56 Gbps PAM‑4 signaling, detailing the technical advantages, channel‑impairment challenges, and Synopsys’s silicon‑validated PHY solution.

400G EthernetHigh-Speed CommunicationNRZ
0 likes · 10 min read
Comparison of PAM-4 and NRZ Signaling for 400G Ethernet in Large‑Scale Data Centers