Application Delivery Platform
Application Delivery Platform
Bridging the gap between networks and applications, DPtech ADX addresses the increasing number of users and their growingly higher requirements for application. Users are provided with fast and safe access, and uninterrupted stability around the clock. In addition, it helps bring down operation costs while delivering high performance. As the industry’s first 3.2T application delivery platform, ADX features strong processing abilities, comprehensive application delivery capabilities, and abundant interfaces, thus is applicable to data centers and network egress for various industries and operators. It also provides outstanding service values such as improving the reliability and responsiveness of services and contributing to flexible business expansion.
MoreIt can be deployed in serial/one by one, bypass and sandwich modes. With high-density Gigabit and 10-Gigabit interfaces, it can meet various needs of complex application environments.
More than 30 health-check algorithms, 20 plus scheduling algorithms and business-based customized models are available. Detection can be performed at the network layer and the application layer. Operation status of servers and links can be inspected. All these measures facilitates a quick selection of the most suitable server and outbound links and ensures highly efficient load sharing.
Compatible with IPv4/IPv6, OSPF, RIP, MPLS and other protocols, it is capable of catering to networking requirements of complex network environments.
Integrating links, servers and global load balancing, it is provided with SSL offload&acceleration, HTTP compression, HTTP compression, anti-DDoS and other application optimization and security protection functions to guarantee fast, safe and readily available applications.
AD-Rules is apt at meeting personalized needs of users in scenarios of network egress, server, and data center. It is widely used in such industries as operator, power, and finance.
Based on high-performance hardware architecture APP-X, the maximum performance of a single device can reach 3.2 Tbps, and performance aggregation and multiplication is available through N:M virtualization.
By applying technologies such as redundant design of key components, separation of data plane from the control plane, and N:M virtualization, it is effective in reducing single points of failure and ensuring 99.999% carrier-grade reliability.
Product Functions | Function Descriptions |
---|---|
Comprehensive Functions | A fusion of link load balancing, server load balancing, global load balancing, SSL offload&acceleration, HTTP compression, Cache and other application delivery technologies. |
Application Virtualization | The N:M virtualization technology can realize virtualization by integrating multiple devices into a resource pool, which is then divided into M logical devices as needed to achieve dynamic scheduling of resource pools in a cloud computing environment. |
Outstanding Performance | Maximum performance of a single device can reach 400 G*, and performance aggregation and multiplication is available through N:M virtualization |
Excellent Reliability | N:M virtualization, silent dual system, dual-system hot standby, VRRP multi-master and other modes are supported to meet reliability needs of various levels. |
Personalized programming | AD-Rules is apt at meeting personalized needs of users. |
Rich Network Features | It supports routing protocols such as IPv4/v6, NAT, MPLS, OSPF, RIP, and dynamic/static routing. |
Considerate Design | Login and logout of the dynamically expandable server will have no impact on the existing network. |
Floating Long Connection | Application services with a long connection time can be disconnected actively and reload a new connection according to the predetermined polices. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
Four Layers of Load Balancing | Rich 4-layer load balancing algorithms are provided, including polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, weighted random, and minimum server load. |
Seven Layers of Load Balancing | Rich 7-layer load balancing algorithms are provided, including minimum server load, http header, http content, polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, and weighted random. |
SSL offload&acceleration | Featuring SSL proxy, termination, and unload technologies, and supporting SSL hardware acceleration and session persistence, it greatly reduces pressure on servers and shortens user’s access time to resources. |
Source Address Traceability | With x-fordward-for, it can identify the HTTP request header field of the original IP address of the client connected to the Web server through HTTP proxy or load balancing, making access source traceable. |
Connection Multiplexing | Multiple connections can be multiplexed into a single connection, and a connection can also be split into multiple connections. |
HTTP Compression | HTTP cache and compression help significantly reduce server pressure, shorten time spent in downloading resources and improve efficiency. |
session persistence | Provide a variety of session persistence policies, including source IP, http cookie (multiple cookie modes), http header, http content, SIP, SSL id, RTP/RTCP/RTSP, etc. |
Health Detection Algorithm | ARP, ICMP, TCP, HTTP, DNS, service-based and content-based algorithms, as well as custom four-layer and seven-layer algorithms are supported. |
Integration with Cloud Management Platform | Interface with mainstream cloud management platforms such as OpenStack to enable automatic translation and distribution of configurations. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
Two-way Load Balancing | Inbound and outbound link load balancing helps improve bandwidth utilization of multi-link resources. |
DNS Transparent Proxy | Based on load balancing algorithm, it forwards DNS request on behalf of users to avoid DNS overload of a single operator and maintain a balance of bandwidth utilization among multiple operator lines. |
Intelligent DNS | Intelligent selection of operator link egress based on traffic |
Dynamic and Intelligent Adjustment | Dynamic and intelligent adjustment of link exits are allowed based on load, packet loss rate, delay, etc. |
Link Health Check | Provide multiple health check algorithms, including ARP, ICMP, TCP, HTTP, DNS, service-based, content-based, custom four-layer to seven-layer, etc. |
Link Scheduling Algorithms | Rich scheduling algorithms are provided, including polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, weighted random, type of data application, proximity, and bandwidth algorithm. |
Link Backup | Several links can serve as backups for each other, enabling link backup. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
DNS-based Global | Global DNS-based resolution and data synchronization between devices are enabled, thus switching user traffic to the best data center. |
IPanycast-based Global | Compatible with RIP, OSPF and other routing protocols, it can publish IP address of virtual services through multiple dynamic routing protocols, make a difference in routing through changing the value of cost, and switch user traffic to the best data center. |
Global Health Check | RTT dynamic monitoring, dynamic publishing of healthy routing, and detection of data center availability and accessibility are allowed. |
Global Fault Alarm | By using email, SMS and SNMP Trap, administrators can select alarm trigger events and alarm methods based on the concerns of business security in the domain, such as server downtime, network attacks, link interruption, and other failures. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
DDoS | DoS and DDoS protections are provided to ensure normal operation of daily business. |
Firewall | Support stateful firewall, packet filtering, etc. |
NAT | Support source NAT, destination NAT, one-to-one NAT, NAT address pool and other NAT functions. |
Basic Attack Protection | Support basic attack protection such as DoS/DDoS and SYN Flood attacks, HTTP Flood and intrusion prevention of large traffic |
These specifications apply only to DPtech products available on the international market.
Product Functions | Function Descriptions |
---|---|
Comprehensive Functions | A fusion of link load balancing, server load balancing, global load balancing, SSL offload&acceleration, HTTP compression, Cache and other application delivery technologies. |
Application Virtualization | The N:M virtualization technology can realize virtualization by integrating multiple devices into a resource pool, which is then divided into M logical devices as needed to achieve dynamic scheduling of resource pools in a cloud computing environment. |
Outstanding Performance | Maximum performance of a single device can reach 400 G*, and performance aggregation and multiplication is available through N:M virtualization |
Excellent Reliability | N:M virtualization, silent dual system, dual-system hot standby, VRRP multi-master and other modes are supported to meet reliability needs of various levels. |
Personalized programming | AD-Rules is apt at meeting personalized needs of users. |
Rich Network Features | It supports routing protocols such as IPv4/v6, NAT, MPLS, OSPF, RIP, and dynamic/static routing. |
Considerate Design | Login and logout of the dynamically expandable server will have no impact on the existing network. |
Floating Long Connection | Application services with a long connection time can be disconnected actively and reload a new connection according to the predetermined polices. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
Four Layers of Load Balancing | Rich 4-layer load balancing algorithms are provided, including polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, weighted random, and minimum server load. |
Seven Layers of Load Balancing | Rich 7-layer load balancing algorithms are provided, including minimum server load, http header, http content, polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, and weighted random. |
SSL offload&acceleration | Featuring SSL proxy, termination, and unload technologies, and supporting SSL hardware acceleration and session persistence, it greatly reduces pressure on servers and shortens user’s access time to resources. |
Source Address Traceability | With x-fordward-for, it can identify the HTTP request header field of the original IP address of the client connected to the Web server through HTTP proxy or load balancing, making access source traceable. |
Connection Multiplexing | Multiple connections can be multiplexed into a single connection, and a connection can also be split into multiple connections. |
HTTP Compression | HTTP cache and compression help significantly reduce server pressure, shorten time spent in downloading resources and improve efficiency. |
session persistence | Provide a variety of session persistence policies, including source IP, http cookie (multiple cookie modes), http header, http content, SIP, SSL id, RTP/RTCP/RTSP, etc. |
Health Detection Algorithm | ARP, ICMP, TCP, HTTP, DNS, service-based and content-based algorithms, as well as custom four-layer and seven-layer algorithms are supported. |
Integration with Cloud Management Platform | Interface with mainstream cloud management platforms such as OpenStack to enable automatic translation and distribution of configurations. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
Two-way Load Balancing | Inbound and outbound link load balancing helps improve bandwidth utilization of multi-link resources. |
DNS Transparent Proxy | Based on load balancing algorithm, it forwards DNS request on behalf of users to avoid DNS overload of a single operator and maintain a balance of bandwidth utilization among multiple operator lines. |
Intelligent DNS | Intelligent selection of operator link egress based on traffic |
Dynamic and Intelligent Adjustment | Dynamic and intelligent adjustment of link exits are allowed based on load, packet loss rate, delay, etc. |
Link Health Check | Provide multiple health check algorithms, including ARP, ICMP, TCP, HTTP, DNS, service-based, content-based, custom four-layer to seven-layer, etc. |
Link Scheduling Algorithms | Rich scheduling algorithms are provided, including polling, weighted polling, minimum connection, weighted minimum connection, source address hash, Source address hash, destination address hash, minimum expected delay, minimum queue, random, weighted random, type of data application, proximity, and bandwidth algorithm. |
Link Backup | Several links can serve as backups for each other, enabling link backup. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
DNS-based Global | Global DNS-based resolution and data synchronization between devices are enabled, thus switching user traffic to the best data center. |
IPanycast-based Global | Compatible with RIP, OSPF and other routing protocols, it can publish IP address of virtual services through multiple dynamic routing protocols, make a difference in routing through changing the value of cost, and switch user traffic to the best data center. |
Global Health Check | RTT dynamic monitoring, dynamic publishing of healthy routing, and detection of data center availability and accessibility are allowed. |
Global Fault Alarm | By using email, SMS and SNMP Trap, administrators can select alarm trigger events and alarm methods based on the concerns of business security in the domain, such as server downtime, network attacks, link interruption, and other failures. |
Server Load Balancing and Optimization
Product Functions | Feature Description |
---|---|
DDoS | DoS and DDoS protections are provided to ensure normal operation of daily business. |
Firewall | Support stateful firewall, packet filtering, etc. |
NAT | Support source NAT, destination NAT, one-to-one NAT, NAT address pool and other NAT functions. |
Basic Attack Protection | Support basic attack protection such as DoS/DDoS and SYN Flood attacks, HTTP Flood and intrusion prevention of large traffic |
These specifications apply only to DPtech products available on the international market.