---
title: SetSoftwareVlanSupport
framework: networkingdriverkit
role: symbol
role_heading: Instance Method
path: networkingdriverkit/iousernetworkethernet/setsoftwarevlansupport
---

# SetSoftwareVlanSupport

Enables software VLAN support.

## Declaration

```occ
kern_return_t SetSoftwareVlanSupport(bool isSupported);
```

## Parameters

- `isSupported`: If YES, enable software VLAN support; otherwise, disable it.

## Return Value

Return Value kIOReturnSuccess on success, or another value if an error occurred.

## See Also

### Configuring Link Attributes

- [SetTxPacketHeadroom](networkingdriverkit/iousernetworkethernet/settxpacketheadroom.md)
- [SetTxPacketTailroom](networkingdriverkit/iousernetworkethernet/settxpackettailroom.md)
- [SetMulticastAddresses](networkingdriverkit/iousernetworkethernet/setmulticastaddresses-7wjbn.md)
- [SetAllMulticastModeEnable](networkingdriverkit/iousernetworkethernet/setallmulticastmodeenable-5rtva.md)
- [SetPromiscuousModeEnable](networkingdriverkit/iousernetworkethernet/setpromiscuousmodeenable-82bt.md)
- [SetWakeOnMagicPacketSupport](networkingdriverkit/iousernetworkethernet/setwakeonmagicpacketsupport.md)
- [SetWakeOnMagicPacketEnable](networkingdriverkit/iousernetworkethernet/setwakeonmagicpacketenable.md)
- [IOUserNetworkMACAddress](networkingdriverkit/iousernetworkmacaddress.md)