network/README.md

Configure interfaces and pbr for RedHat and Debian based distros

Supported OS with Network Manager:
- Rocky Linux 8/9
- AlmaLinux 8/9
- CentOS 7
- Debian 11/12
- Ubuntu 20.04/22.04

Limited support for network-scripts available for CentOS 7.
Supported iterface types for network-scripts:
- ethernet (default)
- loopback

Examples:
<details>
  <summary>IPs and PBR with Network Manager</summary>

    network:
      network_manager:
        iface:
          - conn_name: ens256
            ip4:
              - "100.127.2.2/29"
            routes4:
              - 0.0.0.0/0 100.127.2.6 table=200
              - 100.127.2.0/29 100.127.2.2 table=200
          - conn_name: dummy0
            type: dummy
            ip4:
              - "18.12.3.1/32"
            routing_rules4:
              - priority 5 from 18.12.3.1 table 200

</details>

<details>
  <summary>Simple policy base routing with Network Manager</summary>

    network:
      network_manager:
        iface:
          - conn_name: 'System eth1'
            routes4:
              - 0.0.0.0/0 192.168.78.1 table=400
            routing_rules4:
              - priority 10 from {{ ansible_eth1.ipv4.address }} table 400
              - priority 10 from 192.168.78.251 table 400

</details>

<details>
  <summary>IPs and PBR with network-scripts</summary>

    network:
      network_scripts:
        iface:
          - name: ens256
            ip:
              - ipaddr: "100.127.2.2"
                prefix: "29"
          - name: lo
            type: loopback
            ip:
              - ipaddr: "18.12.3.1"
                prefix: "32"
            route:
              - default table 200 via 100.127.2.6
              - 100.127.2.0/29 table 200 via 100.127.2.2
            rule:
              - from 18.12.3.1 table 200
        pbr:
          table:
            - number: 200
              name: "prod"

</details>