Netplan routing policy. Configuring source routing # Route tables can be added to partic...
Netplan routing policy. Configuring source routing # Route tables can be added to particular interfaces to allow routing between two networks: In the example below, ens3 is on the 192. 1 bridge-ports eno3 bridge-stp off bridge-fd 0 Another possibility is to use the bond directly as the bridge port. Mar 2, 2026 · Configure source-based (policy) routing on Ubuntu to route traffic through different gateways based on source IP address using ip rule and ip route. 0/24 network and ens5 is on the 192. Get support: Ask Ubuntu is a question and answer site for Ubuntu users and developers. Beyond simple default gateways, Netplan supports static routes, multiple routing tables, and policy-based routing rules - giving you the tools to handle complex multi-homed server setups, VPN configurations, and traffic engineering. Default routes ¶ The most common need for routing concerns the definition of default routes to reach the wider internet. Mar 2, 2026 · Configure multiple network interfaces with Netplan on Ubuntu, including separate management and data networks, asymmetric routing, and traffic routing per interface. A higher number means lower priority: rules are processed in order by increasing priority number. . Third time, only the first routing-policy works. Oct 10, 2010 · How to configure source routing ¶ In the example below, ens3 is on the 192. These options are available for all types of interfaces. 16. Routing ¶ Complex routing is possible with Netplan. 0/24 network. 168. Second time, only the second routing-policy works. 1. 3. These policies can be based on various criteria such as source or destination IP addresses, protocols, or traffic types. Specify a priority for the routing policy rule, to influence the order in which routing rules are processed. 2/24 bond-miimon 100 bond-mode 802. It’s an open source project that warmly welcomes community contributions, suggestions, fixes and constructive feedback. 2/24 gateway 10. You can make source based routing for a given interface by adding routing-policy such that from: that interface's IP, use table: table you defined earlier in routes. The configuration uses modern netplan syntax with the routes: directive, which works across current Ubuntu versions. Read our code of conduct: As a community we adhere to the Ubuntu code of conduct. 254). Now when I route to 172. Oct 31, 2025 · In this tutorial, you learned how to add a permanent static route on Ubuntu Linux using netplan. For standard networks where the gateway is on the same subnet as your interface, simply define the route with to and via parameters. Aug 28, 2019 · 3 When you specify routes: and then you specify table: for those routes, you've effectively created a routing table that can be referenced elsewhere in your config. bond-slaves eno1 eno2 address 192. Standard static routes as well as policy routing using routing tables are supported via the networkd back end. eno2 Every time, only the second routing Declarative network configuration for various backends - canonical/netplan Netplan is a member of the Ubuntu family. 3ad bond-xmit-hash-policy layer2+3 auto vmbr0 iface vmbr0 inet static address 10. 0/24, instead of going via the main table with the wrong route, it will instead go via the 172 routing Mar 2, 2026 · Routing configuration is where Netplan gets genuinely powerful. Mar 7, 2024 · How to set up Multiple networks and routing using new Ubuntu Netplan? Ask Question Asked 1 year, 11 months ago Modified 1 year, 3 months ago Specify a priority for the routing policy rule, to influence the order in which routing rules are processed. 2. This will create another routing table called 172, and this has one default route the same as the main table's default route (172. 5. May 17, 2024 · What is Policy-Based Routing? Policy-based routing (PBR) is a technique used to make routing decisions based on policies set by network administrators. This enables clients on either network to connect to the other and allow the response to come from the correct interface. This can be used to make the guest network Feb 12, 2019 · When I apply the configuration, restart the networking or use netplan apply, only one of these routing-policies works: When I use netplan apply: eno1: First time, only the first routing-policy works. 10. mark (scalar) Have this routing policy rule match on traffic that has been marked by the iptables fire‐ wall with this value. Jan 2, 2010 · Note the additional routing-policy, and route for the ens160 interface. Configuring source routing # Route tables can be added to particular interfaces to allow routing between two networks: In the example below, ens3 is on the 192. ecfzl xqxf okag zmwgjt omvab psd abygbz clcwxzsh lzyfl hkz
