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Ops Development & AI Practice
Ops Development & AI Practice
Sep 7, 2025 · Industry Insights

Which Cloud Provider Delivers True Dedicated‑Line Performance? A Comparative Guide

This article surveys major cloud providers' dedicated‑line and optimized public‑network offerings, explains their two implementation models, compares Alibaba Cloud, Tencent Cloud, AWS, and Azure solutions, and provides practical recommendations for enterprises, service providers, and global applications.

Cloud providerscloud networkingdedicated interconnect
0 likes · 9 min read
Which Cloud Provider Delivers True Dedicated‑Line Performance? A Comparative Guide
DevOps Coach
DevOps Coach
Sep 2, 2025 · Cloud Computing

Master AWS VPC CIDR Planning: 2025 Best Practices & Hidden IP Secrets

This guide explains why careful CIDR selection for AWS VPCs is critical in 2025, outlines the hidden five‑IP reservation rule, presents sizing tables, offers a step‑by‑step decision framework, and shares real‑world examples of IP exhaustion in EKS and PrivateLink deployments.

2025AWSCIDR
0 likes · 13 min read
Master AWS VPC CIDR Planning: 2025 Best Practices & Hidden IP Secrets
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Aug 28, 2025 · Cloud Computing

How VPC Private DNS Powers Secure, Scalable Cloud Networks

VPC private DNS provides an isolated, internal name resolution service for cloud resources, enabling secure, efficient communication, private domain management, recursive queries, and seamless integration with public DNS, while offering advantages such as enhanced security, flexible architecture, simplified operations, high availability, and support for hybrid cloud scenarios.

Private DNSVPCcloud networking
0 likes · 12 min read
How VPC Private DNS Powers Secure, Scalable Cloud Networks
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Aug 14, 2025 · Cloud Computing

How Cloud Connect Network v1 Optimizations Boost Performance and What Challenges Remain

This article explains the Cloud Connect Network (CCN) background, describes the V1 optimization that switched packet forwarding to a session model, outlines the resulting issues, proposes a route‑based session list redesign, presents performance test results, and discusses future enhancements for high‑performance cloud networking.

DPDKPerformance OptimizationSession Management
0 likes · 10 min read
How Cloud Connect Network v1 Optimizations Boost Performance and What Challenges Remain
Architects' Tech Alliance
Architects' Tech Alliance
Jun 22, 2025 · Fundamentals

Mastering Data Center Networks: 100 Essential Concepts Explained

This comprehensive guide covers 100 fundamental concepts of data center networking, including architecture, protocols, security, virtualization, performance, interconnects, hardware standards, emerging technologies, and industry ecosystems, providing readers with a complete technical foundation for modern digital infrastructure.

Data centercloud networkingnetwork architecture
0 likes · 19 min read
Mastering Data Center Networks: 100 Essential Concepts Explained
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Apr 18, 2025 · Artificial Intelligence

Alibaba Cloud Showcases Optical Interconnect Innovations at OFC 2025 50th Anniversary

At the OFC 2025 50th anniversary in San Francisco, Alibaba Cloud presented cutting‑edge optical interconnect research and solutions for AI computing and modern data‑center networks, highlighted by invited talks, breakthrough demos, and two data‑driven QoT estimation papers co‑authored with Hong Kong Polytechnic University.

AI computingData centerPhotonic Integration
0 likes · 6 min read
Alibaba Cloud Showcases Optical Interconnect Innovations at OFC 2025 50th Anniversary
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Nov 12, 2024 · Cloud Computing

How Session‑Based Acceleration Cuts Cloud Connect Latency from 500 ms to 1 ms

This article examines the Cloud Connect Network gateway architecture, identifies performance bottlenecks in the V1 packet‑forwarding process, proposes a session‑based optimization that reduces query complexity from O(n) to O(1), and validates the improvement with latency tests showing a drop from 500 ms to about 1 ms.

DPDKSession ManagementVXLAN
0 likes · 11 min read
How Session‑Based Acceleration Cuts Cloud Connect Latency from 500 ms to 1 ms
Zhuanzhuan Tech
Zhuanzhuan Tech
Feb 21, 2024 · Operations

Network Operations Incident Report: BGP Routing Failure and Resolution

This report details a network operations incident where a BGP routing change caused an EBGP neighbor to go idle, outlines the step‑by‑step troubleshooting, analysis of the root cause, and the implemented solution involving a new L3 node and redundant EBGP peers.

BGPcloud networkingincident response
0 likes · 8 min read
Network Operations Incident Report: BGP Routing Failure and Resolution
Architects' Tech Alliance
Architects' Tech Alliance
Jan 28, 2024 · Industry Insights

How DPDK Revolutionizes High‑Performance Packet Processing on Commodity Hardware

DPDK enables low‑cost commodity servers to achieve high‑throughput, low‑latency packet processing by bypassing the kernel, offering flexible processing models, supporting user‑space networking stacks, and being adopted across telecom, cloud, and edge environments despite challenges such as debugging and CPU usage.

DPDKLinuxcloud networking
0 likes · 9 min read
How DPDK Revolutionizes High‑Performance Packet Processing on Commodity Hardware
Bilibili Tech
Bilibili Tech
Jan 9, 2024 · Cloud Computing

Practical Cloud Networking Architecture and Practices at Bilibili

Bilibili’s hybrid‑cloud architecture combines multiple public clouds and its own data centers using a star‑centered topology, employing VPCs, load balancers, NAT gateways, and dedicated lines managed via a multi‑cloud platform, while outlining project‑network setup, security rules, and proxy‑forwarding solutions for reliable, cost‑effective cloud networking.

BilibiliVPCcloud networking
0 likes · 18 min read
Practical Cloud Networking Architecture and Practices at Bilibili
Open Source Linux
Open Source Linux
Dec 27, 2023 · Cloud Computing

Unlocking High‑Performance Cloud Network Gateways: Insights from the Open Cloud Network Whitepaper

This announcement shares a 43‑page research whitepaper on open cloud network high‑performance gateway technology, explaining SDN fundamentals, analyzing current gateway solutions, and proposing a decoupled stateful‑stateless approach that aligns with open, minimalist network trends, with a download link provided.

SDNcloud networkinggateway
0 likes · 3 min read
Unlocking High‑Performance Cloud Network Gateways: Insights from the Open Cloud Network Whitepaper
ByteDance SYS Tech
ByteDance SYS Tech
Sep 15, 2023 · Cloud Native

How Hoda Boosts Open vSwitch Performance by Up to 1.7×

An award‑winning EuroSys 2024 paper introduces Hoda, a customized Open vSwitch dataplane that bridges the gap between diverse cloud forwarding tasks and generic designs, delivering up to 1.7× higher throughput and a 20 % reduction in Nginx request latency.

EuroSys 2024Open vSwitchcloud networking
0 likes · 4 min read
How Hoda Boosts Open vSwitch Performance by Up to 1.7×
AI Cyberspace
AI Cyberspace
Jul 20, 2023 · Cloud Computing

Octavia’s Scalable Load Balancing in OpenStack: Architecture & Failover

This article provides a comprehensive analysis of OpenStack Octavia’s LBaaS implementation, covering its core components such as Amphora, VIP management, network topology, listener and pool creation, health monitoring, SSL communication, and the automated failover process that ensures high‑availability load balancing for cloud environments.

OctaviaOpenStackcloud networking
0 likes · 62 min read
Octavia’s Scalable Load Balancing in OpenStack: Architecture & Failover
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Feb 2, 2023 · Industry Insights

How SONiC Is Powering Open Optical Networking: First Large‑Scale Deployment and the New OTN Working Group

The article outlines SONiC's evolution as an open‑source cloud networking OS, highlights Alibaba Cloud's pioneering large‑scale deployment of SONiC‑based white‑box optical devices, and details the formation and goals of the SONiC‑OTN working group to extend SONiC into optical transport networking.

Alibaba CloudMicrosoftOpen Networking
0 likes · 5 min read
How SONiC Is Powering Open Optical Networking: First Large‑Scale Deployment and the New OTN Working Group
NetEase Smart Enterprise Tech+
NetEase Smart Enterprise Tech+
Jan 6, 2023 · Cloud Computing

How NetEase’s Ultra‑Low‑Latency Cloud Architecture Powers Remote Excavators

NetEase and China Construction 8th Bureau teamed up to create high‑altitude excavation robots that rely on NetEase Cloud Sign's ultra‑low‑latency global transmission, edge deployment, intelligent scheduling, WE‑CAN routing, multiplexed signaling, and advanced QoS techniques to achieve sub‑150 ms control and reliable video streaming in challenging network environments.

Edge ComputingLow latencyQoS
0 likes · 12 min read
How NetEase’s Ultra‑Low‑Latency Cloud Architecture Powers Remote Excavators
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Dec 22, 2022 · Cloud Computing

Evolution of Alibaba Cloud’s Fundamental Network Architecture and the Development of AliNOS

The article traces Alibaba Cloud’s large‑scale data‑center network evolution, explains the motivations behind its self‑developed white‑box platforms, details the design and growth of the AliNOS network operating system built on SONiC, and discusses current capabilities and future challenges such as routing, IPv6, SRv6, and endpoint‑network integration.

AliNOSAlibaba CloudData center
0 likes · 15 min read
Evolution of Alibaba Cloud’s Fundamental Network Architecture and the Development of AliNOS
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Nov 23, 2022 · Cloud Native

Alibaba Cloud Presents SRv6 Deployments and AONOS Optical Network OS at ONE‑SONiC Conference

At the ONE‑SONiC conference in Seattle, Alibaba Cloud’s infrastructure network team showcased the deployment of SRv6 in its data‑center interconnect network, demonstrated the industry‑first SONiC‑based optical network operating system AONOS and the integrated white‑box optical transport device OEX, highlighting extensive SONiC SRv6 enhancements and future open‑source collaboration.

AONOSOptical NetworkSONiC
0 likes · 4 min read
Alibaba Cloud Presents SRv6 Deployments and AONOS Optical Network OS at ONE‑SONiC Conference
37 Interactive Technology Team
37 Interactive Technology Team
Oct 25, 2022 · Cloud Computing

Overview of Global Acceleration Products and Deployment Scenarios

The article compares major cloud providers’ acceleration offerings—showing Tencent and Alibaba support acceleration channels, AWS and Google provide Anycast, and Google alone offers a global network—then outlines suitable business scenarios for each option and explains how each vendor exposes the client’s real IP at Layer 4 and Layer 7.

AnycastCloud providersclient-ip
0 likes · 6 min read
Overview of Global Acceleration Products and Deployment Scenarios
Architects' Tech Alliance
Architects' Tech Alliance
May 28, 2022 · Cloud Computing

Understanding Cloud Networking: Concepts, History, and Benefits

This article explains what cloud networking is, traces its evolution from the 1960s to modern multi‑cloud environments, compares it with traditional networking, and outlines its key advantages such as cost reduction, scalability, productivity, and resilience for enterprises adopting cloud‑based network architectures.

Cost reductionScalabilitycloud networking
0 likes · 10 min read
Understanding Cloud Networking: Concepts, History, and Benefits
Open Source Linux
Open Source Linux
Apr 26, 2022 · Cloud Computing

Why Cloud Networking Is the Future of IT Infrastructure

This article explains what cloud networking is, its historical evolution, how it differs from traditional networking and cloud computing, and outlines its key benefits such as cost reduction, scalability, resilience, and operational efficiency for modern enterprises.

Cost reductionIT infrastructureNetwork Virtualization
0 likes · 7 min read
Why Cloud Networking Is the Future of IT Infrastructure
Tencent Architect
Tencent Architect
Mar 16, 2022 · Cloud Computing

Tencent RegionEIP: High‑Performance Networking with X86 & P4

This article explains how Tencent's RegionEIP combines X86‑based load distributors and P4 programmable switches to deliver high‑performance, highly available public network access for cloud services, detailing zone disaster recovery, traffic‑shaping algorithms, four‑level routing priority and port‑redundancy designs.

P4Tencent Cloudcloud networking
0 likes · 14 min read
Tencent RegionEIP: High‑Performance Networking with X86 & P4
Efficient Ops
Efficient Ops
Oct 10, 2021 · Fundamentals

Why BGP Matters: From Basics to Cloud Routing Explained

This article introduces the Border Gateway Protocol (BGP), explains its role as the core decentralized routing protocol of the Internet, compares it with IGP and EGP, describes why and when BGP is needed in cloud environments, and details its TCP‑based operation, message types, and path‑vector mechanics.

BGPTCPcloud networking
0 likes · 12 min read
Why BGP Matters: From Basics to Cloud Routing Explained
Architects' Tech Alliance
Architects' Tech Alliance
Jun 16, 2021 · Cloud Computing

Cloud Network Industry Development Whitepaper (2021): Evolution, Architecture, and Future Trends

The 2021 Cloud Network Industry Development Whitepaper analyzes the rapid growth of cloud networking, outlines its three evolutionary stages, details the end‑to‑end architecture and key components, compares domestic and international vendors, and explores emerging trends such as distributed cloud, edge networking, multi‑cloud interconnect, and cloud‑native impacts.

Edge ComputingSD-WANcloud networking
0 likes · 15 min read
Cloud Network Industry Development Whitepaper (2021): Evolution, Architecture, and Future Trends
NetEase Smart Enterprise Tech+
NetEase Smart Enterprise Tech+
Jun 4, 2021 · Backend Development

How WE‑CAN Revolutionizes Global Data Transmission with Ultra‑Low Latency and Cost‑Effective Architecture

WE‑CAN, NetEase Cloud Communication's self‑developed large‑scale distributed transmission network, dramatically improves end‑to‑end data quality, reduces costs, and supports diverse real‑time communication scenarios through intelligent routing, layered decoupling, and global edge deployment, as demonstrated by extensive production metrics.

Distributed SystemsLow latencycloud networking
0 likes · 15 min read
How WE‑CAN Revolutionizes Global Data Transmission with Ultra‑Low Latency and Cost‑Effective Architecture
UCloud Tech
UCloud Tech
Jan 7, 2021 · Cloud Native

How UCloud Transformed Its VPC: From Classic Networks to Cloud‑Native Performance

This article chronicles UCloud's VPC evolution—from early classic two‑layer networks through SDN‑based VPC 2.0 and the hardware‑integrated VPC 3.0 architecture, covering microservice migration, telemetry, dynamic flow learning, and high‑performance hardware offload to meet modern cloud networking demands.

Hardware offloadMicroservicesSDN
0 likes · 14 min read
How UCloud Transformed Its VPC: From Classic Networks to Cloud‑Native Performance
Tencent Cloud Developer
Tencent Cloud Developer
Dec 25, 2020 · Operations

Tencent Cloud Network Operations Platform: Architecture, Chaos Engineering, Change Health Check, and Monitoring

Tencent Cloud’s network operations platform combines a layered underlay‑overlay architecture, rapid fault detection within seconds and recovery in minutes, chaos‑engineering experiments, rigorous change health checks, high‑frequency multi‑path monitoring, and plans for predictive self‑healing to ensure reliable service across millions of servers.

Network MonitoringTencent Cloudchange management
0 likes · 14 min read
Tencent Cloud Network Operations Platform: Architecture, Chaos Engineering, Change Health Check, and Monitoring
UCloud Tech
UCloud Tech
Nov 10, 2020 · Cloud Computing

How UCloud’s SDN Architecture Tackles Heterogeneous Cloud Networks

In a detailed interview, UCloud’s virtual network lead Zhou Jian explains how the company’s SDN‑based solutions address heterogeneous network challenges—security isolation, performance, and consistent user experience—through programmable VPCs, hybrid gateways, global traffic cleaning, and multi‑cloud connectivity, illustrating the evolution from VPC 1.0 to today’s global backbone.

SDNSecurityUCloud
0 likes · 11 min read
How UCloud’s SDN Architecture Tackles Heterogeneous Cloud Networks
Alibaba Cloud Developer
Alibaba Cloud Developer
Jun 12, 2020 · Operations

How VTrace Automates Cloud‑Scale Packet‑Loss Diagnosis

VTrace is an automated diagnostic system that leverages big‑data processing to instantly reconstruct traffic paths and pinpoint the root causes of persistent packet loss in cloud‑scale overlay networks, dramatically simplifying network operations and cutting troubleshooting time from hours to minutes.

Big DataPacket LossSIGCOMM
0 likes · 12 min read
How VTrace Automates Cloud‑Scale Packet‑Loss Diagnosis
Cloud Native Technology Community
Cloud Native Technology Community
Mar 31, 2020 · Cloud Computing

Google’s Andromeda Network Architecture: Design Goals, Control Plane, and Data Plane

The article reviews Google’s Andromeda network system presented at NSDI 2018, detailing its large‑scale design goals, a hybrid control‑plane model, high‑performance software data‑plane optimizations, hot‑cold flow separation, and rapid weekly updates that enable pure‑software SDN at cloud scale.

AndromedaControl PlaneData Plane
0 likes · 12 min read
Google’s Andromeda Network Architecture: Design Goals, Control Plane, and Data Plane
Architects Research Society
Architects Research Society
Nov 10, 2019 · Cloud Computing

Understanding Azure Virtual Networks (VNet): Concepts, Best Practices, and Connectivity Options

Azure Virtual Network (VNet) is a private network in Azure that provides scalable, isolated address spaces, subnets, and region or subscription scopes, with best‑practice design guidelines, internet connectivity, inter‑resource communication, on‑premises integration via VPN or ExpressRoute, traffic filtering, routing options, and quota limits.

AzureVNetVirtual Network
0 likes · 10 min read
Understanding Azure Virtual Networks (VNet): Concepts, Best Practices, and Connectivity Options
Architects' Tech Alliance
Architects' Tech Alliance
Nov 8, 2019 · Cloud Computing

High‑Availability Service Based on Internal VIP in Cloud Computing

This article explains how UCloud’s internal VIP solution provides second‑level failover for high‑availability services in cloud overlay networks, detailing traditional approaches, the evolution of broadcast mechanisms, and real‑world use cases such as e‑commerce payment systems and database services.

Overlay NetworkUCloudbroadcast
0 likes · 10 min read
High‑Availability Service Based on Internal VIP in Cloud Computing
Efficient Ops
Efficient Ops
May 4, 2019 · Cloud Native

From VLAN to Cloud‑Native: Ctrip’s Multi‑Generation Network Evolution

This article chronicles Ctrip’s network architecture evolution—from early VLAN‑based private‑cloud designs, through SDN‑enabled large‑layer‑2 solutions, to container‑aware hybrid‑cloud and cloud‑native approaches like Cilium—offering practical insights and lessons for large‑scale network engineers and teams.

CiliumSDNcloud networking
0 likes · 31 min read
From VLAN to Cloud‑Native: Ctrip’s Multi‑Generation Network Evolution
UCloud Tech
UCloud Tech
Dec 20, 2018 · Cloud Computing

How UCloud Scales IPv6 with NAT64 and P4: Architecture, Performance & Lessons

This article explains how UCloud addresses IPv4 limitations by deploying a free IPv6 conversion service built on stateful NAT64 and programmable P4 switches, detailing the strategic rollout, system architecture, high‑availability and security mechanisms, load‑balancing algorithms, P4 table optimizations, and performance test results.

IPv6NAT64P4
0 likes · 16 min read
How UCloud Scales IPv6 with NAT64 and P4: Architecture, Performance & Lessons
UCloud Tech
UCloud Tech
Jun 27, 2018 · Cloud Native

How UCloud Leveraged P4 Programmable Switches to Revolutionize Cloud Networking

This article chronicles UCloud's evolution from early Open vSwitch‑based SDN to DPDK gateways, evaluates excluded VXLAN and OpenFlow solutions, and explains how adopting Barefoot's P4 programmable switches enabled higher performance, flexible control planes, sharding, and seamless grey‑release upgrades for its cloud network.

BarefootDPDKP4
0 likes · 11 min read
How UCloud Leveraged P4 Programmable Switches to Revolutionize Cloud Networking
UCloud Tech
UCloud Tech
Mar 29, 2018 · Cloud Computing

Mastering VPC: Layered Isolation and Four Real‑World Connectivity Solutions

This article explains how VPC enables component layering and isolation, covering four typical scenarios—enabling internet access for subnets, separating internal and external resources, inter‑connecting multiple cloud VPCs, and linking on‑premises networks with cloud VPCs—along with step‑by‑step implementation guidance.

NAT gatewaySubnet IsolationVPC
0 likes · 10 min read
Mastering VPC: Layered Isolation and Four Real‑World Connectivity Solutions
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Mar 13, 2018 · Cloud Computing

How 360 Qiyun Evolved Its VPC Architecture for Elastic Operations

This article details the evolution of 360 Qiyun's VPC solution, describing the two‑stage migration from a customized OpenStack Neutron Liberty deployment to a hardware‑assisted EVPN + VXLAN architecture, the specific network enhancements made, performance problems encountered, and the operational benefits achieved.

EVPNNeutronOpenStack
0 likes · 10 min read
How 360 Qiyun Evolved Its VPC Architecture for Elastic Operations
Huawei Cloud Developer Alliance
Huawei Cloud Developer Alliance
Feb 11, 2018 · Fundamentals

What Is TSDN and How Does It Transform Transport Networks?

TSDN (Transport Software Defined Networking) introduces a major shift in transport network architecture by decoupling hardware, software, services, and applications, offering a unified SDN framework with RESTful northbound interfaces that enable rapid integration with BSS/OSS, customizable apps, agile service deployment, and enhanced network resource visualization and utilization.

Network VirtualizationSDNTransport Network
0 likes · 5 min read
What Is TSDN and How Does It Transform Transport Networks?
DevOps
DevOps
Oct 30, 2017 · Cloud Computing

Configuring Azure Virtual Network (VNet) Peering for Cross‑Region Resource Connectivity

This article explains how to connect Azure virtual networks using VNet peering, detailing user access methods, peering benefits and limitations, and step‑by‑step configuration of three resource‑manager‑based VNets with gateways, ExpressRoute and VPN, culminating in connectivity verification via Windows Server VMs.

ExpressRouteHub‑and‑SpokePeering
0 likes · 5 min read
Configuring Azure Virtual Network (VNet) Peering for Cross‑Region Resource Connectivity
Tencent Cloud Developer
Tencent Cloud Developer
Mar 3, 2017 · Cloud Computing

Understanding VPC vs Classic Network in Public Cloud

After a mis‑configured security group in a classic network exposed a neighboring Alibaba Cloud user, developers highlighted the risks of shared internal networks and advocated moving to isolated Virtual Private Clouds, which offer customizable subnets, fine‑grained security, hybrid connectivity, and are now favored across major public‑cloud providers.

Network MigrationSecurityVPC
0 likes · 7 min read
Understanding VPC vs Classic Network in Public Cloud
Efficient Ops
Efficient Ops
Feb 9, 2017 · Cloud Computing

How Flow‑Based SDN Probes Transform Cloud Network Visibility and Security

This article explores how leveraging Flow technology and software‑defined probes can virtualize, visualize, and secure large‑scale cloud networks, addressing challenges such as scale, VTEP endpoints, traffic complexity, and enabling scalable, intelligent, and fast‑response network analysis.

SDNSecuritycloud networking
0 likes · 9 min read
How Flow‑Based SDN Probes Transform Cloud Network Visibility and Security
Efficient Ops
Efficient Ops
Jun 7, 2016 · Cloud Computing

Top 10 Must‑Watch OpenStack Networking Sessions from the Austin Summit

This article reviews ten essential OpenStack networking talks from the Austin OpenStack Summit, summarizing each session's focus, rating, key insights, and practical comments to help developers, architects, and users stay current with SDN and cloud networking advances.

OpenStackOpenStack SummitSDN
0 likes · 14 min read
Top 10 Must‑Watch OpenStack Networking Sessions from the Austin Summit
Efficient Ops
Efficient Ops
Sep 19, 2015 · Cloud Computing

Why Network Architecture Is the Backbone of Cloud Computing: Insights and Best Practices

This article explores why robust network infrastructure is essential for cloud platforms, examines China’s telecom landscape, outlines inter‑carrier connectivity solutions such as multi‑line BGP, and provides a practical evaluation model to help businesses select the optimal network and data‑center for their cloud workloads.

BGPChina Telecomcloud infrastructure
0 likes · 9 min read
Why Network Architecture Is the Backbone of Cloud Computing: Insights and Best Practices