Configure the following 4 types of firewall rules.
Firewall Rules List
| Name | Role |
| lk-allow-user-login | To connect to the client node from a local PC using RDP. |
|---|---|
| lk-health-check | To allow the communication for the load balancer health check. |
| lk-allow-access-to-node | To connect to other nodes from the client node. |
| lk-allow-lk-node-connection | To access between the primary node, secondary node. |
- From the navigation menu, select VPC network > Firewall rules > CREATE FIREWALL RULE.
- Enter the name and select the created VPC then select Ingress for Direction of traffic and select Allow for Action on match.
- Select Specified target tags for Targets and enter the target tags (”allow-login”), then select IP ranges for Source filter and enter ”0.0.0.0/0”for Source IP ranges.
| Name | Target | Target tag | Source filter | Source IP range |
| lk-allow-user-login | Specified target tag | allow-login | IP range | 0.0.0.0/0 |
|---|---|---|---|---|
| lk-health-check | lk-node | 130.211.0.0/22, 35.191.0.0/16 |
||
| lk-allow-access-to-node | Source tag | client | ||
| lk-allow-lk-node-connection | lk-node |
- Configure Protocols and ports and click Create.
| Name | Protocols and ports | ||
| lk-allow-user-login | Specified protocols and ports | tcp | 3389 |
|---|---|---|---|
| lk-health-check | 12345 | ||
| lk-allow-access-to-node | tcp | 3389, 1521 |
|
| Other protocols | icmp | ||
| lk-allow-lk-node-connection | Allow all | ||
- Repeat the same steps to create all firewall rules.
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