LOG 归档 - 第108页共139页

VXLAN with MP-BGP EVPN Control Plane: Design and Configuration

MP-BGP EVPN replaces flood-and-learn VXLAN: EVPN route types, underlay MTU, symmetric IRB, distributed anycast gateway, ARP suppression and Nexus 9000

admin 2026-08-27

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Troubleshoot MAC Flaps and Layer 2 Loops on Catalyst Switches

Fix MAC flapping on Cisco Catalyst switches: read %SW_MATM-4-MACFLAP_NOTIF logs, trace the flapping MAC hop by hop, and apply UDLD and storm control.

admin 2026-08-27

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Troubleshoot STP Issues on Cisco Catalyst Switches

Diagnose Cisco Catalyst STP loops and flooding: locate the loop, check BPDU loss and duplex mismatches, then harden with BPDU Guard, Root Guard and UD

admin 2026-08-27

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华为CE交换机配置误删或错误后如何快速回滚

华为CE交换机配置回滚实战：误删配置后用 display configuration commit changes 确认 Commit ID，再用 rollback configuration to commit-id 一键恢复，附回滚失败原因、按时间点回滚与割接基线清单。

admin 2026-08-27

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Arista EOS MLAG: Multi-Chassis Link Aggregation Explained

Arista EOS MLAG explained: peer link, peer address, domain ID and MLAG System ID, full config order, failure behaviour, verification and best practice

admin 2026-08-27

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Automating ArubaOS-CX Switches with the REST API and Postman

ArubaOS-CX REST API and Postman walkthrough: enable the REST server, log in, read interfaces and VLANs, upload a full config, and automate with Newman

admin 2026-08-27

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Dell OS10 Transaction-Based Configuration Mode: Candidate Config Workflow

Dell OS10 transaction-based configuration mode: stage changes in the candidate config, review with show diff, commit or discard, then save with write

admin 2026-08-27

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Junos EX: How to Identify a Flapped Interface with CLI Commands

Identify a flapped interface on a Juniper EX switch: read the Last flapped field, correlate mib2d log entries and verify flap timestamps against uptim

admin 2026-08-27

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Supermicro SONiC Configuration Guide: Switch Basics

Deploy SONiC on Supermicro SSE-G3748 and SSE-T7132: management IP, ZTP, FEC and speed, BGP route reflectors, ACLs, MCLAG and port mirroring.

admin 2026-08-26

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HPE Aruba AOS-CX Getting Started: Central Onboarding

AOS-CX onboarding in Aruba Central: ZTP for factory-default switches, pre-configured devices, template vs UI groups, VSX replacement and troubleshooti

admin 2026-08-26

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