Cloud Networking

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 computingCloud NetworkingPhotonic Integration

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

360 Zhihui Cloud Developer

Mar 10, 2025 · Information Security

Implementing VM Traffic Mirroring for Security Auditing in Cloud VPC

This article explains how to design, configure, and verify a VM traffic mirroring solution in a cloud VPC, covering capture sources, filtering methods, receiver setup, and practical OVS commands for security auditing, intrusion detection, and business analysis.

Cloud NetworkingOVSSecurity Auditing

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Implementing VM Traffic Mirroring for Security Auditing in Cloud VPC

360 Zhihui Cloud Developer

Mar 3, 2025 · Cloud Computing

How Distributed DHCP Boosts VM Creation Speed in 360 Cloud

This article explains the challenges of centralized DHCP in 360’s OpenStack‑based virtual network, analyzes performance and reliability issues, and presents a distributed DHCP redesign that moves DHCP processing to the compute node, reducing latency, improving stability, and cutting operational costs.

Cloud NetworkingDHCPOpenStack

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How Distributed DHCP Boosts VM Creation Speed in 360 Cloud

360 Zhihui Cloud Developer

Feb 20, 2025 · Cloud Computing

How to Enable Cross‑VPC Function Compute with NAT and VXLAN

This article explains a VPC NAT solution that lets function compute pods in a shared Kubernetes VPC securely access services in overlapping business VPCs by using NAT ENIs, MAC adjustments, VXLAN encapsulation, and SNAT/DNAT rules.

Cloud NetworkingCross-VPCFunction Compute

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How to Enable Cross‑VPC Function Compute with NAT and VXLAN

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.

Cloud NetworkingDPDKSession Management

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

Alibaba Cloud Infrastructure

Jun 28, 2024 · Cloud Computing

Alibaba Cloud Wins CAA Science and Technology Progress Award for Ultra‑Large‑Scale Cloud Network Technology

Alibaba Cloud, in collaboration with Zhejiang University and Shanghai Jiao Tong University, received the China Automation Association’s top Science and Technology Progress Award for breakthrough ultra‑large‑scale cloud network control technology that achieves second‑level task configuration for hundreds of thousands of tasks, marking a first in China.

Alibaba CloudArtificial IntelligenceCloud Networking

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Alibaba Cloud Wins CAA Science and Technology Progress Award for Ultra‑Large‑Scale Cloud Network Technology

Alibaba Cloud Infrastructure

Jun 11, 2024 · Operations

Highlights of the 4th Open Innovation Network Open‑Source Technology Ecosystem Conference – SONiC Forum and Phoenix Wing Project Launch

The 4th Network Open‑Source Technology Ecosystem Conference in Beijing showcased the SONiC technical forum, launched the Phoenix Wing project, and featured expert talks on large‑scale SRv6 WAN deployment, AI networking, BGP optimizations, P4‑based hyper‑converged gateways, and collaborative round‑table discussions on data‑center and network challenges.

Cloud NetworkingNetwork AutomationOpen-source

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Highlights of the 4th Open Innovation Network Open‑Source Technology Ecosystem Conference – SONiC Forum and Phoenix Wing Project Launch

360 Smart Cloud

May 7, 2024 · Cloud Computing

Design and Implementation of PrivateLink and ClassicLink in Cloud VPC Networks

This article explains the background, overall architecture, and detailed design and implementation of PrivateLink and ClassicLink gateways within a cloud VPC environment, covering their control and forwarding planes, workflow steps, and future optimization plans.

ClassicLinkCloud NetworkingFULLNAT

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Design and Implementation of PrivateLink and ClassicLink in Cloud VPC Networks

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 NetworkingRouting

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Network Operations Incident Report: BGP Routing Failure and Resolution

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.

BilibiliCloud NetworkingMulti-Cloud

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Practical Cloud Networking Architecture and Practices at Bilibili

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.

Cloud NetworkingEuroSys 2024Open vSwitch

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How Hoda Boosts Open vSwitch Performance by Up to 1.7×

System Architect Go

Mar 26, 2023 · Cloud Computing

Resolving IP Address Exhaustion and Pod Limits in Amazon EKS with AWS‑CNI

This article explains why EKS clusters can run out of pod IP addresses or have low pod density per node, describes how AWS ENI and address‑prefix features affect IP allocation, and provides practical steps such as secondary CIDR allocation and subnet reservation to overcome these limits.

AWS-CNICloud NetworkingEKS

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Resolving IP Address Exhaustion and Pod Limits in Amazon EKS with AWS‑CNI

Bilibili Tech

Dec 30, 2022 · Operations

Self-Developed HTTPDNS Service: Cost Estimation, Architecture, Optimization, and Lessons Learned

To cut the hundreds‑of‑thousands‑yuan monthly bill of a commercial HTTPDNS service, the team built a multi‑region, self‑hosted HTTPDNS platform, estimated to slash costs by up to 90%, then resolved unexpected TLS bandwidth waste by improving connection reuse, ultimately achieving over 80% savings and planning a hybrid‑cloud deployment.

BGPCloud NetworkingCost Optimization

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Self-Developed HTTPDNS Service: Cost Estimation, Architecture, Optimization, and Lessons Learned

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 CloudCloud Networking

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

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.

AONOSCloud NetworkingOpen-source

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

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.

Cloud NetworkingLoad Balancinganycast

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Overview of Global Acceleration Products and Deployment Scenarios

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.

Cloud NetworkingCost ReductionNetwork Virtualization

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Understanding Cloud Networking: Concepts, History, and Benefits

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.

Cloud NetworkingHigh AvailabilityP4

0 likes · 14 min read

Tencent RegionEIP: High‑Performance Networking with X86 & P4

360 Zhihui Cloud Developer

Mar 8, 2022 · Cloud Computing

How 360’s Host‑Overlay VPC Architecture Boosts Private Cloud Performance

To meet growing business demands, 360’s virtualization team replaced the legacy overlay network with a host‑overlay VPC solution that decouples switches, supports private cloud isolation, leverages DPVS‑based gateways, and integrates monitoring, delivering high‑availability, scalable traffic handling across its 25 G data centers.

Cloud NetworkingDPDKHost Overlay

0 likes · 19 min read

How 360’s Host‑Overlay VPC Architecture Boosts Private Cloud Performance

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.

BGPCloud NetworkingTCP

0 likes · 12 min read

Why BGP Matters: From Basics to Cloud Routing Explained