Description: This document describes the configuration required on a LANCOM managed switch of the GS-23xx series in order to configure a voice VLAN and automatically assign it to an IP telephone by means of OUI address. Note: An OUI address consists of the first 24 bits of a MAC address. This is the manufacturer ID assigned by the IEEE. For LANCOM devices the OUI 00 is 00:A0:57. Requirements:
Procedure:
- In this example, the voice VLAN has the ID 80.
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- The IP telephone should be assigned this VLAN ID automatically as soon as it is connected to the designated switch port.
1. Navigate to the menu Configuration -> VLAN -> Membership.
- Add the VLAN 80 and assign a meaningful name.
- For Port Members choose the designated router port.
2. Navigate to the menu Configuration Voice VLAN -> OUI and add the OUI of your SIP telephone if necessary. 3. Switch to the menu Configuration -> Voice VLAN -> Configuration.
- Activate the Voice VLAN by setting the Mode to Enabled.
- For the designated router port assign the Mode Forced. As Discovery Protocol assign OUI in the dropdown menu.
- Assign the Mode Auto to all ports where SIP telephones shall be connected and assign the Discovery Protocol OUI.
4. Navigate to the menu Maintenance -> Save/Restore -> Save Start und save the configuration as Start Configuration.
Info:
The
Start Configuration is saved boot persistent in the device. Thus the configuration is also available after a reboot or a power outage.
5. To check the function switch to the menu Configuration -> VLAN -> Switch Status. |
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