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标签：Data Center

Juniper Apstra: Intent-Based DC Fabric Automation

Juniper Apstra: Intent-Based DC Fabric Automation

Juniper Apstra turns data center intent into validated EVPN-VXLAN configuration: how blueprints, staging, and IBA probes keep a fabric consistent.

admin admin 2026-09-26
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Cisco ACI Contracts and Filters: Policy Between EPGs

Cisco ACI Contracts and Filters: Policy Between EPGs

How Cisco ACI contracts and filters control EPG-to-EPG traffic: filter entries, contract scope, provider and consumer bindings, and intra-EPG isolatio

admin admin 2026-09-25
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Arista EOS EVPN-VXLAN Symmetric IRB Configuration

Arista EOS EVPN-VXLAN Symmetric IRB Configuration

Configure EVPN-VXLAN symmetric IRB on Arista EOS: VRF and L3 VNI mapping, VTEP source interface, EVPN address family, and multihoming on the leaf swit

admin admin 2026-09-17
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Dell SmartFabric OS10 ACL Configuration and Verification

Dell SmartFabric OS10 ACL Configuration and Verification

Configure ingress and egress ACLs on Dell SmartFabric OS10: access-list rules, applying filters to interfaces, VLANs and port-channels, and verifying

admin admin 2026-09-17
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Cisco Nexus 9000 TCAM Carving and ACL Regions

Cisco Nexus 9000 TCAM Carving and ACL Regions

How Nexus 9000 TCAM carving works, why %ACLQOS out-of-resource errors appear, and which show commands verify ACL regions before you reboot to change t

admin admin 2026-09-17
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RoCEv2 Lossless Tuning: PFC, ECN and DCQCN

RoCEv2 Lossless Tuning: PFC, ECN and DCQCN

RoCEv2 needs a lossless priority. Learn how PFC, ECN and DCQCN fire in order, why ECN marks must stay below the PFC threshold, and how to verify on th

admin admin 2026-09-13
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800G ZR/ZR+ Coherent Pluggables: IPoDWDM Design Guide

800G ZR/ZR+ Coherent Pluggables: IPoDWDM Design Guide

How 800G ZR/ZR+ QSFP-DD coherent pluggables work, what ZR versus ZR+ modes deliver in reach and output power, and when IPoDWDM wins over a transponder

admin admin 2026-09-12
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VXLAN EVPN Multi-Site: Border Gateway Design Guide

VXLAN EVPN Multi-Site: Border Gateway Design Guide

VXLAN EVPN multi-site border gateway design: anycast VTEPs, Type-2/3/5 re-origination, delay-restore and fabric tracking that scale.

admin admin 2026-09-12
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SONiC PFC Watchdog: Detecting and Taming PFC Storms

SONiC PFC Watchdog: Detecting and Taming PFC Storms

How the SONiC PFC watchdog detects paused-queue storms, the difference between the drop and forward actions, and the timers and counters used to verif

admin admin 2026-09-11
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Juniper EVPN ESI-LAG: ESI Types, LACP and Junos CLI

Juniper EVPN ESI-LAG: ESI Types, LACP and Junos CLI

Configure EVPN ESI-LAG multihoming on Juniper QFX: ESI types, structured ESI assignment, LACP system ID, DF election, verification and ESI-LAG versus

admin admin 2026-09-11
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