diff --git a/virtweb_backend/src/libvirt_lib_structures.rs b/virtweb_backend/src/libvirt_lib_structures.rs
index b78890e..aaeeb29 100644
--- a/virtweb_backend/src/libvirt_lib_structures.rs
+++ b/virtweb_backend/src/libvirt_lib_structures.rs
@@ -63,11 +63,20 @@ pub struct FeaturesXML {
 #[serde(rename = "acpi")]
 pub struct ACPIXML {}
 
+#[derive(serde::Serialize, serde::Deserialize)]
+#[serde(rename = "source")]
+pub struct NetIntSourceXML {
+    #[serde(rename(serialize = "@network"))]
+    pub network: String,
+}
+
 #[derive(serde::Serialize, serde::Deserialize)]
 #[serde(rename = "interface")]
 pub struct DomainNetInterfaceXML {
     #[serde(rename(serialize = "@type"))]
     pub r#type: String,
+
+    pub source: Option<NetIntSourceXML>,
 }
 
 /// Devices information
diff --git a/virtweb_backend/src/libvirt_rest_structures.rs b/virtweb_backend/src/libvirt_rest_structures.rs
index c9d2404..eb098e5 100644
--- a/virtweb_backend/src/libvirt_rest_structures.rs
+++ b/virtweb_backend/src/libvirt_rest_structures.rs
@@ -3,7 +3,7 @@ use crate::constants;
 use crate::libvirt_lib_structures::{
     DevicesXML, DiskBootXML, DiskDriverXML, DiskReadOnlyXML, DiskSourceXML, DiskTargetXML, DiskXML,
     DomainCPUTopology, DomainCPUXML, DomainMemoryXML, DomainNetInterfaceXML, DomainVCPUXML,
-    DomainXML, FeaturesXML, GraphicsXML, NetworkDHCPRangeXML, NetworkDHCPXML,
+    DomainXML, FeaturesXML, GraphicsXML, NetIntSourceXML, NetworkDHCPRangeXML, NetworkDHCPXML,
     NetworkDNSForwarderXML, NetworkDNSXML, NetworkDomainXML, NetworkForwardXML, NetworkIPXML,
     NetworkXML, OSLoaderXML, OSTypeXML, XMLUuid, ACPIXML, OSXML,
 };
@@ -68,7 +68,7 @@ pub enum VMArchitecture {
 #[serde(tag = "type")]
 pub enum Network {
     UserspaceSLIRPStack,
-    // TODO : complete network types
+    DefinedNetwork { network: String }, // TODO : complete network types
 }
 
 #[derive(serde::Serialize, serde::Deserialize)]
@@ -226,6 +226,11 @@ impl VMInfo {
             networks.push(match n {
                 Network::UserspaceSLIRPStack => DomainNetInterfaceXML {
                     r#type: "user".to_string(),
+                    source: None,
+                },
+                Network::DefinedNetwork { network } => DomainNetInterfaceXML {
+                    r#type: "network".to_string(),
+                    source: Some(NetIntSourceXML { network }),
                 },
             })
         }
@@ -344,6 +349,9 @@ impl VMInfo {
                 .iter()
                 .map(|d| match d.r#type.as_str() {
                     "user" => Ok(Network::UserspaceSLIRPStack),
+                    "network" => Ok(Network::DefinedNetwork {
+                        network: d.source.as_ref().unwrap().network.to_string(),
+                    }),
                     a => Err(LibVirtStructError::DomainExtraction(format!(
                         "Unknown network interface type: {a}! "
                     ))),
diff --git a/virtweb_frontend/src/api/VMApi.ts b/virtweb_frontend/src/api/VMApi.ts
index b5a083a..4111af3 100644
--- a/virtweb_frontend/src/api/VMApi.ts
+++ b/virtweb_frontend/src/api/VMApi.ts
@@ -30,12 +30,17 @@ export interface VMDisk {
   deleteType?: "keepfile" | "deletefile";
 }
 
-export type VMNetInterface = VMNetUserspaceSLIRPStack;
+export type VMNetInterface = VMNetUserspaceSLIRPStack | VMNetDefinedNetwork;
 
 export interface VMNetUserspaceSLIRPStack {
   type: "UserspaceSLIRPStack";
 }
 
+export interface VMNetDefinedNetwork {
+  type: "DefinedNetwork";
+  network: string;
+}
+
 interface VMInfoInterface {
   name: string;
   uuid?: string;
@@ -65,7 +70,7 @@ export class VMInfo implements VMInfoInterface {
   vnc_access: boolean;
   iso_file?: string;
   disks: VMDisk[];
-  networks: VMNetUserspaceSLIRPStack[];
+  networks: VMNetInterface[];
 
   constructor(int: VMInfoInterface) {
     this.name = int.name;
diff --git a/virtweb_frontend/src/widgets/forms/VMNetworksList.tsx b/virtweb_frontend/src/widgets/forms/VMNetworksList.tsx
index a4e2e32..0b0fb7d 100644
--- a/virtweb_frontend/src/widgets/forms/VMNetworksList.tsx
+++ b/virtweb_frontend/src/widgets/forms/VMNetworksList.tsx
@@ -13,11 +13,13 @@ import {
 import { VMInfo, VMNetInterface } from "../../api/VMApi";
 import { useConfirm } from "../../hooks/providers/ConfirmDialogProvider";
 import { SelectInput } from "./SelectInput";
+import { NetworkInfo } from "../../api/NetworksApi";
 
 export function VMNetworksList(p: {
   vm: VMInfo;
   onChange?: () => void;
   editable: boolean;
+  networksList: NetworkInfo[];
 }): React.ReactElement {
   const addNew = () => {
     p.vm.networks.push({ type: "UserspaceSLIRPStack" });
@@ -28,15 +30,14 @@ export function VMNetworksList(p: {
     <>
       {/* networks list */}
       {p.vm.networks.map((n, num) => (
-        <NetworkInfo
+        <NetworkInfoWidget
           key={num}
-          editable={p.editable}
           network={n}
-          onChange={p.onChange}
           removeFromList={() => {
             p.vm.networks.splice(num, 1);
             p.onChange?.();
           }}
+          {...p}
         />
       ))}
 
@@ -47,11 +48,12 @@ export function VMNetworksList(p: {
   );
 }
 
-function NetworkInfo(p: {
+function NetworkInfoWidget(p: {
   editable: boolean;
   network: VMNetInterface;
   onChange?: () => void;
   removeFromList: () => void;
+  networksList: NetworkInfo[];
 }): React.ReactElement {
   const confirm = useConfirm();
   const deleteNetwork = async () => {
@@ -65,7 +67,7 @@ function NetworkInfo(p: {
   };
 
   return (
-    <div>
+    <>
       <ListItem
         secondaryAction={
           p.editable && (
@@ -95,6 +97,7 @@ function NetworkInfo(p: {
                 value={p.network.type}
                 onValueChange={(v) => {
                   p.network.type = v as any;
+                  p.onChange?.();
                 }}
                 options={[
                   {
@@ -103,6 +106,11 @@ function NetworkInfo(p: {
                     description:
                       "Provides a virtual LAN with NAT to the outside world. The virtual network has DHCP & DNS services",
                   },
+                  {
+                    label: "Defined network",
+                    value: "DefinedNetwork",
+                    description: "Attach to a defined network",
+                  },
                 ]}
               />
             ) : (
@@ -111,6 +119,32 @@ function NetworkInfo(p: {
           }
         />
       </ListItem>
-    </div>
+      <div style={{ marginLeft: "70px" }}>
+        {p.network.type === "DefinedNetwork" && (
+          <SelectInput
+            editable={p.editable}
+            label="Defined network"
+            options={p.networksList.map((n) => {
+              const chars = [n.forward_mode.toString()];
+              if (n.ip_v4) chars.push("IPv4");
+              if (n.ip_v6) chars.push("IPv6");
+              if (n.description) chars.push(n.description);
+
+              return {
+                label: n.name,
+                value: n.name,
+                description: chars.join(" - "),
+              };
+            })}
+            value={p.network.network}
+            onValueChange={(v) => {
+              if (p.network.type === "DefinedNetwork")
+                p.network.network = v as any;
+              p.onChange?.();
+            }}
+          />
+        )}
+      </div>
+    </>
   );
 }
diff --git a/virtweb_frontend/src/widgets/vms/VMDetails.tsx b/virtweb_frontend/src/widgets/vms/VMDetails.tsx
index 7ff47a0..1e218fd 100644
--- a/virtweb_frontend/src/widgets/vms/VMDetails.tsx
+++ b/virtweb_frontend/src/widgets/vms/VMDetails.tsx
@@ -14,6 +14,7 @@ import { VMSelectIsoInput } from "../forms/VMSelectIsoInput";
 import { VMScreenshot } from "./VMScreenshot";
 import { ResAutostartInput } from "../forms/ResAutostartInput";
 import { VMNetworksList } from "../forms/VMNetworksList";
+import { NetworkApi, NetworkInfo } from "../../api/NetworksApi";
 
 interface DetailsProps {
   vm: VMInfo;
@@ -27,10 +28,12 @@ export function VMDetails(p: DetailsProps): React.ReactElement {
   const [vcpuCombinations, setVCPUCombinations] = React.useState<
     number[] | any
   >();
+  const [networksList, setNetworksList] = React.useState<NetworkInfo[] | any>();
 
   const load = async () => {
     setIsoList(await IsoFilesApi.GetList());
     setVCPUCombinations(await ServerApi.NumberVCPUs());
+    setNetworksList(await NetworkApi.GetList());
   };
 
   return (
@@ -42,6 +45,7 @@ export function VMDetails(p: DetailsProps): React.ReactElement {
         <VMDetailsInner
           isoList={isoList}
           vcpuCombinations={vcpuCombinations}
+          networksList={networksList}
           {...p}
         />
       )}
@@ -50,7 +54,11 @@ export function VMDetails(p: DetailsProps): React.ReactElement {
 }
 
 function VMDetailsInner(
-  p: DetailsProps & { isoList: IsoFile[]; vcpuCombinations: number[] }
+  p: DetailsProps & {
+    isoList: IsoFile[];
+    vcpuCombinations: number[];
+    networksList: NetworkInfo[];
+  }
 ): React.ReactElement {
   return (
     <Grid container spacing={2}>
@@ -201,12 +209,12 @@ function VMDetailsInner(
             p.onChange?.();
           }}
         />
-        <VMDisksList vm={p.vm} editable={p.editable} onChange={p.onChange} />
+        <VMDisksList {...p} />
       </EditSection>
 
       {/* Networks section */}
       <EditSection title="Networks">
-        <VMNetworksList vm={p.vm} editable={p.editable} onChange={p.onChange} />
+        <VMNetworksList {...p} />
       </EditSection>
     </Grid>
   );