Express Connect stablishes reliable,secure,and high-speed private connections between on-premises data center and a virtual private cloud(VPC).Use Express Connect to enable communication between networks with different ...
After you connect your data center to an Alibaba Cloud access point through an Express Connect circuit,you must attach the associated virtual border router(VBR)to a Cloud Enterprise Network(CEN)instance.The CEN instance ...
To ensure data security,you can use Resource Access Management(RAM)policies to allow only authorized users to access Express Connect resources.Overview Express Connect supports the following policies:Alibaba Cloud RAM ...
Issue The token error message appears when I add a route in the Express Connect console.Cause The cookie connection of your web browser times out.As a result,you fail to add the route.Solution Log off and then log on to ...
You can connect a data center to a Virtual Private Cloud(VPC)by using an Express Connect circuit.This allows servers in the data center to access the Elastic Compute Service(ECS)instances in the Virtual Private Cloud....
find the Express Connect circuit that you want to manage and click Modify and Pay in the Actions column.In the Modify and Pay panel,confirm the bandwidth limit,select Terms of Service,click Buy Now,and then complete the ...
The failure drill feature of Express Connect allows you to simulate failure scenarios and perform failure drills.For example,you can simulate the failure scenario in which an Express Connect circuit fails and the network ...
Express Connect integrates with CloudMonitor to monitor the status of physical connections in real time.Configure alert rules to send alert notifications.This helps you quickly identify and respond to Express Connect ...
An Express Connect router(ECR)supports both equal-cost multi-path(ECMP)load balancing and nearby forwarding modes.The default forwarding mode is ECMP load balancing.If multiple Express Connect circuits in the same region ...
Overview When purchasing Express Connect services,the operation may fail and error messages may appear.The following table describes the common error messages that may appear.Error messages Error message Cause Solution The...
Alibaba Cloud allows you to view and manage the quotas of Express Connect services.You can obtain usage information,apply for increases on quotas,and create alert rules for quotas.This topic describes how to manage the ...
and the order page about the initial installation of an Express Connect circuit is not displayed in the Express Connect console.Classic mode February 2022 Feature Category Description References Support for IPv6 New ...
Alibaba Cloud sets default quotas on the cloud resources and API operations for each Alibaba Cloud account.You can view your adjustable quotas and ...topic describes the quotas of Express Connect and their default values...
Some Express Connect partners have already connected their networks to Alibaba Cloud access points.If you choose one of these Express Connect partners,you only need to connect your data center to the partner's access point...
Modifies the configurations of an Express Connect circuit.Operation description When you call this operation,take note of the following limits:If an Express Connect circuit is in the Initial,Enabled,or Rejected state,you ...
make sure that the following requirements are met:Two or more Express Connect circuits are connected to different access points of Alibaba Cloud.Each access point must be connected to at least two dedicated circuits....
Queries Express Connect circuits in a region.Operation description By default,the system queries information about all Express Connect circuits in the specified region.You can query Express Connect circuits that meet ...
Alibaba Cloud engineers assist the Express Connect circuit construction company in connecting the Express Connect circuit to the Alibaba Cloud data center room.Data centers outside the Chinese mainland:The Express Connect ...
An Express Connect router(ECR)is a service component that forwards network traffic in a global hybrid cloud in which networks are connected over Express Connect circuits.An ECR provides features such as dynamic routing-...
You can use two Express Connect circuits to connect an on-premises data center(IDC)to Alibaba Cloud in a load-balanced configuration.This configuration improves network reliability and ensures high availability.During ...
This topic provides answers to some frequently asked questions about the console.Connections over Express Connect circuits How do I request a quota increase for Express Connect circuits?By default,you can connect at most ...
This topic provides answers to frequently asked questions about Express Connect billing.Category FAQ Billing and refunds What are the changes made to the billable items of Express Connect?Can I request a refund for the ...
After you enable an Express Connect circuit,you can create a virtual border router(VBR)for the Express Connect circuit.The VBR is used to route traffic between a Virtual Private Cloud and your data center.Background ...
If you need to re-enter the Alibaba Cloud data center for line adjustments or other changes after the initial Express Connect circuit installation,you must submit a second LOA(Letter of Authorization for circuit ...
You can use an Express Connect Router(ECR)to connect a data center to a virtual private cloud(VPC).The ECR connection provides higher performance,supports high specifications,and reduces latency.Virtual Private Cloud ...
grained control over permissions and improve resource access security.This topic describes the scenarios and samples of the custom policies for Express Connect.What is a custom policy?Resource Access Management(RAM)...
Disables an Express Connect circuit after it is enabled.Operation description After you call this operation,the specified Express Connect circuit changes to the Terminating state.After the Express Connect circuit is ...
问题描述 Quick BI自助取数任务报错“Connect to[IP地址]failed，Connection refused”。问题原因 此问题一般出现在独立部署客户环境，问题原因是自助取数所部署的机器在连接用户取数对应的数据源时不能连通，原因可能为：1.自助取数机器IP...
Valued Express Connect users,Before December 31,2025,Express Connect continues to provide each Alibaba Cloud account with a free outbound data transfer quota of 50 TB each month.From January 1,2026,Express Connect no ...
Applies for an Express Connect circuit.Operation description You can apply for a dedicated Express Connect circuit for yourself or create a hosted connection for a tenant.After your application is approved,the Express ...
This topic describes how to smoothly migrate from Express Connect peering connections for which virtual border routers(VBRs)are created to Express Connect Router(ECR)connections.ECRs support automatic route distribution ...
As your workloads grow,a single 100 Gbps Express Connect circuit may not be enough to handle peak traffic.You can use the equal-cost multi-path(ECMP)link aggregation feature of Express Connect to elastically increase the ...
Dear Express Connect users,Thank you very much for your support for Express Connect.To meet your needs,improve your experience,and provide a more comprehensive service system,the Multi-cloud Connection feature of Express ...
If an Express Connect circuit fails,the system takes 10 seconds or more to detect the failure and complete the route switch.The exact time depends on the number of routes.Alibaba Cloud Express Connect optimizes this ...
If you want to use an Express Connect circuit to access Alibaba Cloud with a lower latency,a higher bandwidth,and no additional advanced network requirements,you can deploy your hybrid cloud networking by using an Express ...
If you have idle dedicated connections over Express Connect circuits,you can unsubscribe and release resources based on your business requirements.This topic describes how to request a refund for the resource occupation ...
Mbit/s.Valid values:2 to 10240.3 PeerLocation string No The geographic location where the Express Connect circuit is deployed.XX Number,XX Road,XX Town,XX District,Hangzhou City,Zhejiang Province.InstanceId string Yes The ...
This topic describes how to use two Express Connect circuits and an Express Connect Router(ECR)to connect a data center(IDC)to the cloud over active/standby connections and enable communication with a virtual private cloud...
This topic describes how to use two Express Connect circuits and an Express Connect Router(ECR)to connect a data center to Alibaba Cloud over equal-cost multi-path routing(ECMP)and enable communication with a virtual ...
You can use an Express Connect router(ECR)to advertise route prefixes to an on-premises network.After you specify the route prefixes to be advertised,the specific routes in the route table of a virtual private cloud(VPC)or...