vlan 归档 - 夜莺博客

标签：vlan

Ruckus ICX VLAN and VE Interface Configuration

Ruckus ICX VLAN and VE Interface Configuration

Configure VLANs on Ruckus ICX (FastIron): port-based VLANs, tagged and untagged ports, dual-mode, router-interface ve for inter-VLAN routing and verif

admin admin 2026-10-07
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Extreme EXOS VLAN Configuration: Tagged and Untagged

Extreme EXOS VLAN Configuration: Tagged and Untagged

Configure VLANs on ExtremeXOS: create a VLAN, move ports out of the default VLAN, add them tagged or untagged, assign an IP and verify with show vlan

admin admin 2026-10-07
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UniFi VLAN Configuration: Corporate, IoT and Guest Networks

UniFi VLAN Configuration: Corporate, IoT and Guest Networks

Build UniFi VLANs for corporate, IoT and guest traffic: network creation, switch port profiles, SSID mapping and the firewall rules that isolate.

admin admin 2026-10-04
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OpenWrt DSA VLAN Configuration: Bridge VLANs Explained

OpenWrt DSA VLAN Configuration: Bridge VLANs Explained

Configure OpenWrt VLANs with DSA: bridge-vlan sections, tagged vs untagged ports, the t/u flags and the /etc/config/network layout.

admin admin 2026-10-04
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Linux VLAN-Aware Bridge: Enforce 802.1Q with iproute2

Linux VLAN-Aware Bridge: Enforce 802.1Q with iproute2

Build a VLAN-aware Linux bridge with iproute2: vlan_filtering, tagged trunk ports, untagged access ports with pvid, and bridge vlan show verification.

admin admin 2026-10-03
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Arista EOS SVI Down: Inter-VLAN Routing Troubleshooting

Arista EOS SVI Down: Inter-VLAN Routing Troubleshooting

Why an Arista EOS SVI stays down/down: no forwarding member port, VLAN missing, ip routing disabled, plus the show commands that prove each cause.

admin admin 2026-10-03
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Arista EOS Port-Specific VLAN Tagging: Access, Trunk, Native

Arista EOS Port-Specific VLAN Tagging: Access, Trunk, Native

Configure per-port VLAN tagging on Arista EOS: access and trunk mode, native and allowed VLANs, and the show commands that prove tagging works.

admin admin 2026-10-03
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ArubaOS-CX vs AOS-S: VLAN and Trunk Command Mapping

ArubaOS-CX vs AOS-S: VLAN and Trunk Command Mapping

Translate AOS-S untagged/tagged VLAN commands into ArubaOS-CX vlan access and vlan trunk syntax with a side-by-side table and verification steps.

admin admin 2026-10-03
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VLAN Hopping: Double Tagging and Switch Spoofing

VLAN Hopping: Double Tagging and Switch Spoofing

How VLAN hopping works: double tagging and switch spoofing attacks explained, why native VLANs and DTP make them possible, and the hardening steps.

admin admin 2026-10-02
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Arista EOS VLAN Configuration Step by Step

Arista EOS VLAN Configuration Step by Step

Configure VLANs on Arista EOS step by step: create VLANs, assign access and trunk ports, build SVIs and verify the result with show commands.

admin admin 2026-10-02
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