Analysis and Optimization of Slow Access Cards in Multinational Enterprise OA Systems//Global IPLC s

Analysis and Optimization of Slow Access Cards in Multinational Enterprise OA Systems//Global IPLC service provider of Shigeng Communication

一、With the popularization of globalized office models, cross-border access to OA (Office Automation) systems has become a daily requirement for many enterprises. However, due to the particularity of cross-border network transmission, issues such as lagging and high latency in OA server access seriously affect work efficiency. This article will systematically analyze the reasons for slow access to foreign OA servers and provide a complete optimization solution.

1. Root cause analysis of slow cross-border OA access

1. Bottlenecks at the network transmission level

Insufficient international bandwidth resources: the total bandwidth of China's Internet international exports is limited, and congestion is serious during peak hours

Long transmission distance: Data needs to go through multiple international nodes for redirection, with an average of 15-18 hops required for the European and American directions

Low efficiency of TCP protocol: Insufficient TCP window scaling mechanism during long-distance transmission, high packet loss and retransmission rate

Poor interconnection quality between operators: Peer bandwidth is limited among operators in different countries

2. Defects in OA system architecture design

Centralized deployment issue: All users are connected to the same data center without considering geographical distribution

No separation of dynamic and static: static resources and dynamic requests are mixed in the same connection

Unreasonable session retention mechanism: Long connections occupy limited server resources

Database query not optimized: slow response to cross-border queries

3. Performance loss caused by security policies

Multiple encryption and decryption: VPN+HTTPS dual encryption increases CPU burden

Security detection delay: Firewall deep packet inspection (DPI) increases latency by 200-300ms

Frequent verification of access control: authentication is required for each request

2. Optimization Scheme for Network Transport Layer

1. Construction of dedicated network channels

(1) International boutique dedicated line solution

Operator CN2 GIA line: China Telecom's high-quality international channel, reducing delays by 40% in the European and American directions

MPLS VPN Private Network: Establish a point-to-point private network to ensure bandwidth stability

SD-WAN intelligent routing: real-time monitoring of path quality, automatic switching of optimal routes

(2) Transmission Protocol Optimization Technology

TCP Acceleration: Enable TCP window scaling, Selective Acknowledgment (SACK), and timestamp options

Forward Error Correction (FEC): Reduce retransmission waiting in video conferencing and other scenarios

Data compression: LZMA compression is applied to document content to save 50% of data usage

2. Global acceleration of network deployment

[User Terminal] ->[Local Access Point POP] ->[Backbone Network] ->[Destination Area POP] ->[OA Server]

Edge node caching: Deploying over 80 edge nodes globally to cache static resources

Intelligent DNS resolution: Return the nearest access point IP based on the user's location

Anycast routing: Multiple POP points share the same IP, automatically routing to the nearest node

3. Optimization Strategy for OA System Architecture

1. Distributed architecture transformation

Read write separation: overseas read-only replica processing query requests

Microservice splitting: Deploy portal, approval, document and other services independently

2. Front end performance optimization

CDN accelerates static resources: pushing JS/CSS/images, etc. to CDN edge nodes

Browser cache strategy: Set Cache Control: max age=31536000

Lazy loading technique: Load modules on demand to reduce initial request volume

WebSocket Alternative Polling: Reducing HTTP Connection Establishment Costs

3. Database access optimization

Establish local cache: Deploy Redis cluster on overseas nodes

Query statement optimization: Add cross-border query timeout limit

Database and table partitioning strategy: divide data storage by region

Asynchronous data synchronization: using message queues to decouple real-time requirements

4. Balancing Security and Performance Solutions

1. Intelligent Security Acceleration Architecture

User request ->Edge security gateway ->Protocol optimization ->Backbone network transmission ->Destination decryption

Zero trust network access: identity based fine-grained access control

SSL Offloading: Terminating HTTPS Connections at Edge Nodes

Layered encryption: end-to-end encryption for critical data, encryption for non sensitive data links

2. Security policy optimization

Whitelist Acceleration: Skip Deep Detection for Trusted IPs

Dynamic authentication: First strict verification, simplified verification during the session period

Pre compilation of security rules: Compile ACL rules into machine code to improve matching speed

Through the multi-dimensional optimization measures mentioned above, multinational enterprises can significantly improve the experience of overseas users accessing OA systems, controlling the average response time within 1 second and achieving near local access fluency. It is recommended to implement it in stages, first solving the network transmission bottleneck, then optimizing the system architecture, and finally improving the security strategy to ensure measurable performance improvement at each step.

二、Shigeng Communication Global Office Network Products:

The global office network product of Shigeng Communication is a high-quality product developed by the company for Chinese and foreign enterprise customers to access the application data transmission internet of overseas enterprises by making full use of its own network coverage and network management advantages.

Features of Global Application Network Products for Multinational Enterprises:

1. Quickly access global Internet cloud platform resources

2. Stable and low latency global cloud based video conferencing

3. Convenient and fast use of Internet resource sharing cloud platform (OA/ERP/cloud storage and other applications

Product tariff: