LOG 归档 - 第88页共139页

华为交换机忘记 Console 密码？BootROM/BootLoad 清除与恢复完整指南

华为 S 系列交换机（S1700、S2700、S5700、S6700 等）忘记 Console 口登录密码怎么办？两种方法无需清空业务配置即可恢复访问：方法一通过 STelnet/Telnet 在线修改密码；方法二重启后按 Ctrl+B 进入 BootROM/BootLoad 菜单清除 Consol

admin 2026-09-04

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Arista EOS Port-Channel & LACP Configuration Guide

Configure Arista EOS port channels with LACP: channel-group modes, min-links, LACP fallback, port priority, load-balance profiles and verification com

admin 2026-09-04

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ArubaOS-CX VSX Configuration: Active-Active Switch HA

ArubaOS-CX VSX configuration step by step: keepalive and ISL setup, multi-chassis LAG, VSX-sync, active gateway, split-brain and troubleshooting.

admin 2026-09-04

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Dell OS10 VLT Peer Routing: Active-Active Layer 3 Gateway

Dell OS10 VLT peer routing for an active-active L3 gateway: VLT domain and VLTi setup, peer-routing, symmetric VLAN rules, routing and show vlt verifi

admin 2026-09-04

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MC-LAG ICCP Failure: LACP System ID Behavior on Junos

MC-LAG ICCP failure on Junos rewrites the LACP system ID in every LACPDU. See the packet-level behavior, TLV fields, failure timeline and verification

admin 2026-09-04

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Cisco ASR 9000 Show Commands: version, platform and install

Cisco ASR 9000 IOS XR show-command run book: show version, show platform, show install active vs committed, FPD checks, redundancy and admin scope.

admin 2026-09-03

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Huawei Switch PNP Button Reset: Models and Stack Notes

Huawei switch PNP button reset: six-second hold, supported S5700/S5735/S6730 models, what survives, stack caveats and pnp-button disable.

admin 2026-09-03

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Huawei Switch: saved-configuration vs factory-configuration

Huawei reset compared: reset saved-configuration deletes only the startup file, while reset factory-configuration wipes all service configuration and

admin 2026-09-03

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Junos Interface Flapping: Layer 1 Troubleshooting Checklist

Junos interface flapping troubleshooting: read media and extensive output, check optics power, run loopback tests, then rule out Layer 2 causes.

admin 2026-09-03

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Jumbo Frame MTU Mismatch: Ping DF Bit Troubleshooting

Fix jumbo frame MTU mismatches with ping and the DF bit: PMTUD black holes, -M do payload sizing, SVI MTU, MSS clamping and oversize counters.

admin 2026-09-03

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