vps-set-up-playbook/ORACLECLOUD.md

Install Debian on Oracle Cloud

Debian Image

To set up a (ARM64-based) Debian OS on Oracle Cloud, download the Generic Cloud qcow2 image.

Upload the image to the storage bucket

Import it as a Custom image

Image type: QCOW2 Launch mode: Native mode

Edit image details

Compatible shapes: VM.Standard.A1.Flex

Edit image capabilities

Fireware: UEFI_64 Launch Mode: Custom Consistent volume naming: Disabled

Create compute instance

Image and shape

My Images: debian-12-backports-genericcloud-arm64 VM.Standard.A1.FlexAlways (Free-eligible)

Primary VNIC IP addresses

Check IPv6 Address, IPv4 should be already checked. Automatically assign IPv6 addresses from prefix

Upload public key files (.pub)

Boot Volume

Use in-transit encryption

Virtual cloud networks

Virtual cloud networks > vcn > Security List Details

Ingress rules

Stateless	Source	IP Protocol	Source Port Range	Destination Port Range	Type and Code	Allows	Description
No	0.0.0.0/0	ICMP	3, 4	ICMP traffic for: 3, 4 Destination Unreachable: Fragmentation Needed and Don't Fragment was Set
No	[IPv4 CIDR Block]	ICMP	3	ICMP traffic for: 3 Destination Unreachable
No	::/0	IPv6-ICMP	2	IPv6-ICMP traffic for: 2 Packet Too Big
No	[IPv4 CIDR Block]	ICMP	8	ICMP traffic for: 8 Echo
No	[IPv6 Prefix]	ICMP	8	ICMP traffic for: 8 Echo
No	0.0.0.0/0	UDP	All	[Wireguard Port]		UDP traffic for ports: [Wireguard Port]
No	[Wireguard Subnet]/32	TCP	All	[SSH Port]		TCP traffic for ports: [SSH Port]
No	[IPv4 CIDR Block]	TCP	All	All		TCP traffic for ports: All
No	[IPv6 Prefix]	TCP	All	All		TCP traffic for ports: All

Egress rules

Stateless	Source	IP Protocol	Source Port Range	Destination Port Range	Type and Code	Allows	Description
No	0.0.0.0/0	All Protocols				All traffic for all ports
No	::/0	All Protocols				All traffic for all ports