Data Center 归档 - 第2页 共5页 - 夜莺博客

标签：Data Center

Dell OS10 Priority Flow Control and DCB Configuration

Dell OS10 Priority Flow Control and DCB Configuration

Configure Dell OS10 priority flow control and DCBX for lossless RoCE traffic: dcb-map, PFC no-drop priorities, ETS bandwidth, buffer sizing and verifi

admin admin 2026-10-07
0 0 0
100G and 400G Optics: LR4, ER4 and FR4 Reach Guide

100G and 400G Optics: LR4, ER4 and FR4 Reach Guide

Pick the right 100G/400G transceiver: SR4, DR4, FR4, LR4, ER4 and CWDM4 classes, real reach limits, connector types, FEC requirements and how to read

admin admin 2026-10-07
0 0 0
EVPN Type-5 IP Prefix Routes and Symmetric IRB

EVPN Type-5 IP Prefix Routes and Symmetric IRB

How EVPN type-5 IP prefix routes (RFC 9136) advertise subnets across a VXLAN fabric with symmetric IRB, why an L3VNI is required, and how to verify th

admin admin 2026-10-07
0 0 0
Cisco FabricPath vs TRILL: Data Center Fabrics

Cisco FabricPath vs TRILL: Data Center Fabrics

How Cisco FabricPath and TRILL replaced spanning tree in the data center: IS-IS control plane, MAC-in-MAC encapsulation, switch IDs, and why VXLAN EVP

admin admin 2026-10-07
0 0 0
Cisco OTV: Overlay Transport Virtualization Guide

Cisco OTV: Overlay Transport Virtualization Guide

Configure Cisco OTV step by step: join interface, site VLAN, overlay interface, control and data groups, extended VLANs, AED election and verification

admin admin 2026-10-07
0 0 0
PTP Boundary Clock vs Transparent Clock Explained

PTP Boundary Clock vs Transparent Clock Explained

IEEE 1588 PTP explained: ordinary, boundary and transparent clocks, why boundary clocks stop jitter accumulation, and what to configure on switches.

admin admin 2026-10-03
0 0 0
Nokia SR Linux CLI Basics: Modes, Commit and Verification

Nokia SR Linux CLI Basics: Modes, Commit and Verification

Get started with the Nokia SR Linux CLI: candidate configuration, commit, info and show commands, output formatting and how it differs from vendor CLI

admin admin 2026-10-03
0 0 0
Leaf-Spine vs Three-Tier: Oversubscription and ECMP Design

Leaf-Spine vs Three-Tier: Oversubscription and ECMP Design

Compare leaf-spine and three-tier data center designs on oversubscription, ECMP bandwidth use and scale-out, with the ratios engineers should target.

admin admin 2026-10-03
0 0 0
Cisco IOS XR Configuration Management: Commit and Rollback

Cisco IOS XR Configuration Management: Commit and Rollback

Master IOS XR configuration management: target versus running config, commit confirmed, rollback to a commit ID, load replace and diffing changes.

admin admin 2026-10-02
0 0 0
Switch ASICs: Trident, Tomahawk and Silicon One

Switch ASICs: Trident, Tomahawk and Silicon One

What decides switch behaviour when the ports look identical: Broadcom Trident and Tomahawk versus Cisco Silicon One, buffer depth, programmability and

admin admin 2026-10-02
0 0 0
1 2 3 4 5