Configuring Public Access

Procedure

1. Log in to the management console.
2. Click in the upper left corner to select a region.
   

   Select the region where your Kafka instance is located.

3. Click Service List and choose Application > Distributed Message Service. The Kafka instance list is displayed.
4. Click a Kafka instance to go to the Basic Information tab page.
5. Configure public access.
   

   • You can change the public access setting only when the Kafka instance is in the Running state.
   • Only IPv4 EIPs can be bound to Kafka instances.

   Enabling public access

   Click next to Public Access to enable public access. For Elastic IP Address, select an EIP for each broker and then click .

   You can view the operation progress on the Background Tasks page. If the task status is Successful, the modification has succeeded.

   Figure 1 Configuring public access
   

   After public access is enabled, configure security group rules listed in Table 1 before attempting to access Kafka. For details about accessing Kafka, see Accessing a Kafka Instance.

   Table 1 Security group rules

   Direction	Protocol	Port	Source	Description
   Inbound	TCP	9094	0.0.0.0/0	Access Kafka through the public network (without SSL encryption).
   Inbound	TCP	9095	0.0.0.0/0	Access Kafka through the public network (with SSL encryption).

   Disabling public access

   Click next to Public Access.

   You can view the operation progress on the Background Tasks page. If the task status is Successful, the modification has succeeded.