diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index f503fcfb197efcbc32ae14ff8dd6190bbf980f59..07ddce36646a23901c63a4ab3e580418c7888ae6 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -4148,6 +4148,7 @@ lxcDomainAttachDeviceNetLive(virConnectPtr conn,
     virLXCDomainObjPrivatePtr priv = vm->privateData;
     int ret = -1;
     int actualType;
+    virNetDevBandwidthPtr actualBandwidth;
     char *veth = NULL;
 
     if (!priv->initpid) {
@@ -4195,11 +4196,18 @@ lxcDomainAttachDeviceNetLive(virConnectPtr conn,
                        _("Network device type is not supported"));
         goto cleanup;
     }
-    /* set network bandwidth */
-    if (virNetDevSupportBandwidth(actualType) &&
-        virNetDevBandwidthSet(net->ifname,
-                              virDomainNetGetActualBandwidth(net), false) < 0)
-        goto cleanup;
+    /* Set bandwidth or warn if requested and not supported. */
+    actualBandwidth = virDomainNetGetActualBandwidth(net);
+    if (actualBandwidth) {
+        if (virNetDevSupportBandwidth(actualType)) {
+            if (virNetDevBandwidthSet(net->ifname, actualBandwidth, false) < 0)
+                goto cleanup;
+        } else {
+            VIR_WARN("setting bandwidth on interfaces of "
+                     "type '%s' is not implemented yet",
+                     virDomainNetTypeToString(actualType));
+        }
+    }
 
     if (virNetDevSetNamespace(veth, priv->initpid) < 0) {
         virDomainAuditNet(vm, NULL, net, "attach", false);
diff --git a/src/lxc/lxc_process.c b/src/lxc/lxc_process.c
index af08de9cdce4a79bfe9f5835c312ab5fc0875a36..89e9249abea717929e92b74c9ac428b67ab23133 100644
--- a/src/lxc/lxc_process.c
+++ b/src/lxc/lxc_process.c
@@ -369,6 +369,7 @@ static int virLXCProcessSetupInterfaces(virConnectPtr conn,
 
     for (i = 0; i < def->nnets; i++) {
         char *veth = NULL;
+        virNetDevBandwidthPtr actualBandwidth;
         /* If appropriate, grab a physical device from the configured
          * network's pool of devices, or resolve bridge device name
          * to the one defined in the network definition.
@@ -422,11 +423,18 @@ static int virLXCProcessSetupInterfaces(virConnectPtr conn,
 
         }
 
-        /* set network bandwidth */
-        if (virNetDevSupportBandwidth(type) &&
-            virNetDevBandwidthSet(net->ifname,
-                                  virDomainNetGetActualBandwidth(net), false) < 0)
-            goto cleanup;
+        /* Set bandwidth or warn if requested and not supported. */
+        actualBandwidth = virDomainNetGetActualBandwidth(net);
+        if (actualBandwidth) {
+            if (virNetDevSupportBandwidth(type)) {
+                if (virNetDevBandwidthSet(net->ifname, actualBandwidth, false) < 0)
+                    goto cleanup;
+            } else {
+                VIR_WARN("setting bandwidth on interfaces of "
+                         "type '%s' is not implemented yet",
+                         virDomainNetTypeToString(type));
+            }
+        }
 
         (*veths)[(*nveths)-1] = veth;
 
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 3346e95e1d4ee0847c2e7457dcb70a3e7b806566..3cafbfb6000d0864cfb9c9443f7185e475c921fb 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -7365,6 +7365,7 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd,
     char **tapfdName = NULL;
     char **vhostfdName = NULL;
     int actualType = virDomainNetGetActualType(net);
+    virNetDevBandwidthPtr actualBandwidth;
     size_t i;
 
     if (actualType == VIR_DOMAIN_NET_TYPE_VHOSTUSER)
@@ -7415,12 +7416,18 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd,
             goto cleanup;
     }
 
-    /* Set Bandwidth */
-    if (virNetDevSupportBandwidth(actualType) &&
-        virNetDevBandwidthSet(net->ifname,
-                              virDomainNetGetActualBandwidth(net),
-                              false) < 0)
-        goto cleanup;
+    /* Set bandwidth or warn if requested and not supported. */
+    actualBandwidth = virDomainNetGetActualBandwidth(net);
+    if (actualBandwidth) {
+        if (virNetDevSupportBandwidth(actualType)) {
+            if (virNetDevBandwidthSet(net->ifname, actualBandwidth, false) < 0)
+                goto cleanup;
+        } else {
+            VIR_WARN("setting bandwidth on interfaces of "
+                     "type '%s' is not implemented yet",
+                     virDomainNetTypeToString(actualType));
+        }
+    }
 
     if ((actualType == VIR_DOMAIN_NET_TYPE_NETWORK ||
          actualType == VIR_DOMAIN_NET_TYPE_BRIDGE ||
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index 1714341a61bf753af52db9e97a9085ca8740cc01..bf1f69a1ffbb366e66f1869f727d4ded9e5e4c78 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -838,6 +838,7 @@ int qemuDomainAttachNetDevice(virConnectPtr conn,
     bool releaseaddr = false;
     bool iface_connected = false;
     int actualType;
+    virNetDevBandwidthPtr actualBandwidth;
     virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
     size_t i;
 
@@ -926,11 +927,18 @@ int qemuDomainAttachNetDevice(virConnectPtr conn,
     if (qemuInterfaceStartDevice(net) < 0)
         goto cleanup;
 
-    /* Set Bandwidth */
-    if (virNetDevSupportBandwidth(actualType) &&
-        virNetDevBandwidthSet(net->ifname,
-                              virDomainNetGetActualBandwidth(net), false) < 0)
-        goto cleanup;
+    /* Set bandwidth or warn if requested and not supported. */
+    actualBandwidth = virDomainNetGetActualBandwidth(net);
+    if (actualBandwidth) {
+        if (virNetDevSupportBandwidth(actualType)) {
+            if (virNetDevBandwidthSet(net->ifname, actualBandwidth, false) < 0)
+                goto cleanup;
+        } else {
+            VIR_WARN("setting bandwidth on interfaces of "
+                     "type '%s' is not implemented yet",
+                     virDomainNetTypeToString(actualType));
+        }
+    }
 
     for (i = 0; i < tapfdSize; i++) {
         if (virSecurityManagerSetTapFDLabel(driver->securityManager,