FAQ

FAQ about Global Accelerator

• What are the main use cases for GA?

• Can a GA instance accelerate access to a backend service in a different Alibaba Cloud account?

• Can clients use the CNAME of a GA instance to accelerate access to a backend service?

• Does the CNAME of a GA instance support region-specific DNS resolution?

• How long does it take for a DNS record to take effect in GA?

• Does GA process TCP and UDP fragments?

• Can I use ICMP Ping or TCPing to test the acceleration performance of a UDP or TCP listener?

• How many GA instances can an Alibaba Cloud account create?

• Can I use GA if my client cannot access the internet?

• What is the minimum bandwidth that can be allocated to a single acceleration area?

• Does GA have a caching mechanism?

• After configuring a basic GA instance, clients cannot access backend services. What should I check?

• How do I test whether the IPv6 Translation Service works?

• Why does the IPv6 Translation Service fail to take effect?

• After configuring a standard GA instance, clients cannot access backend services. What should I check?

• In scenarios with traffic bursts, does GA support automatic scaling of client access bandwidth and Alibaba Cloud internal network bandwidth?

FAQ about listeners

• Can GA preserve client IP addresses?
• Do UDP listeners support client affinity and client IP address preservation?
• Can different listeners added to a GA instance use the same port?
• How many listeners can I add to a GA instance?
• How many ports can I configure for a listener?
• What is the port range supported by TCP and UDP listeners?

FAQ about bandwidth plans

FAQ about endpoint groups

• Can I use Global Accelerator if my origin server is in a region that Global Accelerator does not support?

• How do I find the egress public IP addresses of an endpoint group?

• What endpoint types does Global Accelerator support?