How do I configure a Cisco VLAN?

Posted on by Mary Andersen

How do I configure a Cisco VLAN?

VLAN Configuration in config-vlan Mode To access config-vlan mode, enter the vlan global configuration command with a VLAN ID. Enter a new VLAN ID to create a VLAN, or enter an existing VLAN ID to modify that VLAN. You can use the default VLAN configuration (Table 12-2) or enter multiple commands to configure the VLAN.

How do I configure two VLANs on one switch?

The simplest way to enable routing between the two VLANs to simply connect an additional port from each VLAN into a Router. The Router doesn’t know that it has two connections to the same switch — nor does it need to. The Router operates like normal when routing packets between two networks.

What is VLAN and how to configure it?

VLANs (Virtual LANs) are logical grouping of devices in the same broadcast domain. VLANs are usually configured on switches by placing some interfaces into one broadcast domain and some interfaces into another. Each VLAN acts as a subgroup of the switch ports in an Ethernet LAN.

How do I assign an IP address to a VLAN on a Cisco switch?

Here are the steps to configure an IP address under VLAN 1:

  1. enter the VLAN 1 configuration mode with the interface vlan 1 global configuration command.
  2. assign an IP address with the ip address IP_ADDRESS SUBNET_MASK interface subcommand.
  3. enable the VLAN 1 interface with the no shutdown interface subcommand.

How do I configure a basic VLAN via the CLI?

The objective of this document is to show you how to configure a basic VLAN via the Command Line Interface (CLI) on 300 and 500 Series Managed Switches. Step 1. Login to the switch’s Command Line Interface (CLI). Step 1. Enter the following commands to create a VLAN: Enter configuration mode. Enter VLAN database mode.

How do I create a VLAN with a 200 ID?

Step 1. Enter the following commands to create a VLAN: Enter configuration mode. Enter VLAN database mode. Create a new VLAN with an ID specified. Exit from configure mode. The following screenshot shows the steps required to create a VLAN with an ID of 200.

What is the subnet mask of vlan30?

VLAN30 – Virtual network for the Operations department. The network address is 192.168.30.1 with subnet mask 255.255.255.0 or /24. In a bigger network, the configured VLANs with interfaces assigned as access and trunk ports on switches could look like this:

Which ports should be configured according to VLANs?

Note: The configured ports should be displayed according to the assigned VLANs. In this example, the interface range 26 to 36 are assigned in VLAN 10, 38 to 48 belong to VLAN 20, and 14 to 24 are configured to VLAN 30.

You configure VLANs in vlan global configuration command by entering a VLAN ID. Enter a new VLAN ID to create a VLAN, or enter an existing VLAN ID to modify that VLAN. When you have finished the configuration, you must exit VLAN configuration mode for the configuration to take effect.

How do I configure and activate a VLAN?

First, VLAN support needs to be enabled on the switch if it is not already:

  1. Choose Switch configuration.
  2. Choose Advanced Features.
  3. Choose VLAN Menu…
  4. Choose VLAN Support.
  5. Set Enable VLANs to Yes if it is not already, and choose a number of VLANs.
  6. Restart the switch to apply the changes.

How do I find VLAN config?

Use the show vlan command to verify your VLAN configuration. This command displays all switchports and their associated VLAN as well as the VLAN status and some extra parameters that relate to Token Ring and FDDI trunks. You can use the show vlan id [vlan#] command to see information about a particular VLAN.

How do I add a VLAN to my Cisco router?

To add a VLAN and enter config-VLAN submode on a switch, use the vlan command in global configuration mode. To name a VLAN on a switch, use the name command in VLAN configuration mode. To set the interface type, use the switchport mode command in interface configuration mode.

How do I find my Cisco VLAN details?

The show vlans command lists the VLANs currently running in the switch, with VID, VLAN name and VLAN status. Dynamic VLANs appear only if the switch is running with GVRP enabled and one or more ports has dynamically joined an advertised VLAN. In the default configuration, GVRP is disabled.

How do I create a VLAN on a Cisco switch?

1) Issue the “configure terminal” command in order to enter the global configuration mode. 2) Create vlan using “vlan ” command and can assign name to vlan for description. 2) Issue the “interface [type] mod/port>” command in order to enter the interface configuration mode.

Can I configure VLAN on router?

You can configure the software to allow traffic on a VLAN to be treated as if the VLAN were a router port. A port can be either a VLAN port or a router port, but not both. However, a VLAN port may be part of a VLAN that is itself a router port.

CAN Layer 2 switches use VLANs?

VLANs provide support for a Layer 2 trunk port. A Layer 2 trunk interface enables you to configure a single logical interface to represent multiple VLANs on a physical interface. You can configure a set of VLANs and VLAN identifiers that are automatically associated with one or more Layer 2 trunk interfaces.

How do I assign a VLAN to an IP address?

You can manually assign a static IP address to a VLAN on the managed device….Assigning a Static Address to a VLAN

  1. In the Mobility Master node hierarchy, navigate to the Configuration > Interfaces > VLANs page.
  2. Under IPv4, select Static from the IP assignment drop-down list.
  3. Enter the IPv4 address of the VLAN interface.

How do I add a VLAN to a Cisco switch?

1) Issue the “vlan database” command at the enable prompt in order to enter the VLAN database mode. 2) Issue the “vlan vlan-id> name vlan-name” command at the vlan database prompt in order to add an Ethernet VLAN and assign it a number.

How do I find the IP address of my VLAN?

Run ifconfig (or ipconfig on Windows) on the Server. ifconfig is deprecated, especially considering funky setups like vlans. Use ip addr instead.

How do I create a VLAN?

Steps

  1. Select NetApp Element Management > Cluster.
  2. Click the Network sub-tab.
  3. Click Create VLAN.
  4. In the Create VLAN dialog box, enter a name for the VLAN.
  5. Enter an integer for the VLAN tag.
  6. Enter the Storage Virtual IP (SVIP) address for the storage cluster.
  7. Adjust the netmask, as needed.

What is the difference between 1811 and 1812 Cisco router?

Step 5 (Optional) The Cisco 1811 router supports a 230-kbps dialup connection to your service provider network through its V.92 modem port. The Cisco 1812 router supports a 144-kbps dialup connection to your service provider network through its ISDN S/T port.

Where is the serial number on a Cisco 1812 router?

The Cisco 1812 router provides dial backup through an ISDN S/T port. Additional documentation can be found on Cisco.com. The serial number label for the Cisco 1811 and Cisco 1812 routers is located on the back of the chassis, above and to the right of the power switch.

How do I access VLAN configuration mode?

To access VLAN configuration mode, enter the vlan global configuration command with a VLAN ID. Enter a new VLAN ID to create a VLAN, or enter an existing VLAN ID to modify that VLAN. You can use the default VLAN configuration (Table 11-2) or enter commands to configure the VLAN.

How do I create an Ethernet VLAN in Linux?

Creating or Modifying an Ethernet VLAN. To access VLAN configuration mode, enter the vlan global configuration command with a VLAN ID. Enter a new VLAN ID to create a VLAN, or enter an existing VLAN ID to modify that VLAN. You can use the default VLAN configuration (Table 11-2) or enter commands to configure the VLAN.