Create a virtual cloud network (VCN) to use in this environment.
- Select [≡] > Networking > Virtual cloud network.
- Select the compartment sios20-c created in the previous step in Compartment, then click Create VCN.
- Enter the following value in the displayed form and click Create VCN.
Item | Value |
---|---|
Name | sios20-vcn |
Create In Compartment | sios20-c |
IPv4 CIDR blocks | |
IPv4 CIDR blocks | 10.0.0.0/16 |
DNS Resolution | Enable |
DNS Label | (Default. The one generated from the virtual cloud network name is fine) |
DNS Domain Name | Cannot be modified (read only) |
IPv6 Prefixes | |
All the items | (Default) |
- You can see that the sios20-vcn virtual cloud network has been created.
The OCI resources to be created in the created VCN are described below.
Creating an Internet Gateway
- Open the created sios20-vcn details page and click Internet Gateways > Create Internet Gateway.
- Enter the following values in the form that appears and click Create Internet Gateway.
Item | Value |
---|---|
Name | sios20-igw |
Create In Compartment | sios20-c |
- Check in the list that sios20-igw has been created.
Next, create other resources in the same way you created the internet gateway.
Creating a NAT gateway
On the sios20-vcn details page, click NAT Gateways > Create NAT Gateway, enter the values in the form that appears, and click Create NAT Gateway.
Item | Volume |
---|---|
Name | sios20-ngw |
Create In Compartment | sios20-c |
(IP address type) | Ephemeral Public IP Address |
Creating a service gateway
On the sios20-vcn details page, click Service Gateways > Create Service Gateway, enter the values in the form that appears, and click Create Service Gateway.
Item | Volume |
---|---|
Name | sios20-sgw |
Create In Compartment | sios20-c |
Services | All NRT Services In Oracle Service Network |
Editing/creating a security list
Configure the following two security lists:
- Default Security List for sios20-vcn (Edit an automatically generated list when creating a VCN)
- sios20-sl (Create a new list)
Editing Default Security List for sios20-vcn
- On the sios20-vcn details page, select Security Lists and click Default Security List for sios20-vcn in the list.
- On the Default Security List for sios20-vcn details page, select Ingress Rules, then select all records in the list and click Remove. Confirm that the record has been removed from the list.
- On the Default Security List for sios20-vcn details page, click Ingress Rules > Add Ingress Rules.
- In the form that appears, create a record as follows.
Ingress Rules | |||
---|---|---|---|
Stateless | Source Type | Source CIDR | IP Protocol |
Disabled | CIDR | Specify the CIDR you want to access from outside (e.g. Global IP of your PC, etc.) |
All Protocols |
Disabled | CIDR | 10.0.0.0/16 | All Protocols |
- On the Default Security List for sios20-vcn details page, select Egress Rules, select the only record in the list and click Edit.
- Edit the record in the form that appears (Edit only the Destination CIDR field).
Egress Rules | |||
---|---|---|---|
Stateless | Destination Type | Destination CIDR | IP Protocol |
Disabled | CIDR | 10.0.0.0/16 | All Protocols |
Creating sios20-sl
- On the sios20-vcn details page, click Security List > Create Security List.
- Enter the following values in the form that appears and click Create Security List.
Item | Value | |||
---|---|---|---|---|
Name | sios20-sl | |||
Create In Compartment |
sios20-c | |||
Ingress Rules | Stateless | Source Type | Source CIDR | IP Protocol |
Disabled | CIDR | 10.0.0.0/16 | All Protocols | |
Egress Rules | Stateless | Destination Type | Destination CIDR | IP Protocol |
Disabled | CIDR | 0.0.0.0/0 | All Protocols |
Creating a route table
Configure the following two route tables:
- Default Route Table for sios20-vcn (Edit an automatically generated table when creating a VCN)
- sios20-rt (Create a new table)
Editing Default Route Table for sios20-vcn
- On the sios20-vcn details page, select Route Tables, then select Default Route Table for sios20-vcn in the list.
- On the Default Route Table for sios20-vcn details page, click Route Rules > Add Route Rules.
- Create a record by entering the following in the form that appears.
Route Rules | ||
---|---|---|
Target Type | Destination CIDR Block | Target Internet Gateway |
Internet Gateway | 0.0.0.0/0 | sios20-igw |
Creating sios20-rt
- On the sios20-vcn details page, click Route Tables > Create Route Table.
- Enter the values as follows and click Create.
Item | Value | ||
---|---|---|---|
Name | sios20-rt | ||
Create In Compartment |
sios20-c | ||
Route Rules | Target Type | Destination | Target |
NAT Gateway | 0.0.0.0/0 | sios20-ngw | |
Service Gateway | All NRT Services In Oracle Services Network | sios20-sgw |
Creating subnets
Create the following three subnets.
- sios20-subnet1 (Public)
- sios20-subnet2 (Private)
- sios20-subnet3 (Private)
Follow the steps below to create subnets.
- On the sios20-vcn details page, click Subnets > Create Subnet.
- Enter values in the form that appears and click Create. Enter the following values for each of the three subnets.
Item | Value | ||
---|---|---|---|
Subnet #1 | Subnet #2 | Subnet #3 | |
Name | sios20-subnet1 | sios20-subnet2 | sios20-subnet3 |
Create In Compartment |
sios20-c | ||
Subnet Type | Regional (Recommended) | ||
IPv4 CIDR Block | 10.0.1.0/24 | 10.0.2.0/24 | 10.0.3.0/24 |
IPv6 Prefixes | (Nothing to configure) | ||
Route Table Compartment |
Default Route Table for sios20-vcn |
sios20-rt | |
Subnet Access | Public Subnet | Private Subnet | |
DNS Resolution | Do not check | ||
DHCP Options Compartment |
Default DHCP Options for sios20-vcn | ||
Security Lists | Default Security List for sios20-vcn |
sios20-sl |
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