LOG 归档 - 第87页共139页

Linux VLAN Tagging with ip link: 802.1Q Sub-Interfaces

Create Linux VLAN sub-interfaces with ip link: 802.1Q tagging, multiple VLANs per trunk, MTU and offload tuning, plus systemd-networkd persistence.

admin 2026-09-04

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Juniper SRX Route-Based Site-to-Site IPsec VPN

Configure a route-based site-to-site IPsec VPN on Juniper SRX: IKE and IPsec proposals, the st0 tunnel, security policies, routing and verification.

admin 2026-09-04

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Cisco Voice VLAN Setup for IP Phones (Auxiliary VLAN)

Configure the Cisco voice VLAN on Catalyst access ports: switchport voice vlan modes, QoS trust, LLDP-MED, uplink trunks and phone registration troubl

admin 2026-09-04

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Cisco HSRP Configuration: Priority, Preempt and Track

Configure Cisco HSRP with standby priority, preempt and object tracking: a full two-router example, failover behaviour and the show standby output to

admin 2026-09-04

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Brocade FC Zoning with CLI: Aliases, Zones and Configs

Brocade FC zoning from the CLI: create aliases, zones and configurations, enable with cfgEnable, verify with cfgShow, and fix hosts that cannot see th

admin 2026-09-04

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NetApp ONTAP NFS Export Policy Configuration (CLI)

NetApp ONTAP NFS export policies via CLI: rule order and first-match logic, clientmatch options, volume assignment and failed-mount diagnosis.

admin 2026-09-04

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华为交换机 iStack 堆叠配置详解：成员、优先级与堆叠端口

华为盒式交换机 iStack 智能堆叠配置教程：先规划成员 ID、优先级与域编号，再配置堆叠属性与堆叠端口并交叉连接堆叠线缆，保存重启后用 display stack 验证主备角色，并附主备选举机制、版本升级顺序与 DAD 多主检测排障要点。

admin 2026-09-04

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iperf3 Bandwidth Testing Guide: TCP/UDP Commands Explained

Measure network throughput with iperf3: TCP and UDP tests, parallel streams, reverse mode, JSON output, MTU and tunnel caveats, plus tuning tips.

admin 2026-09-04

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Junos Static Routes and Qualified Next Hops Explained

Junos static routes with qualified next hops: preference and metric, deterministic failover ladders, BFD liveness detection, and inactive-route fixes.

admin 2026-09-04

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Cisco IOS XR BGP Configuration: iBGP and eBGP Step by Step

Configure BGP on Cisco IOS XR step by step: the mandatory address-family requirement, iBGP and eBGP examples, route policies, neighbor groups and veri

admin 2026-09-04

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