Configuring Jumbo Frames

VSX supports Jumbo Frames and lets you configure up to the maximum MTU of the NIC driver.

Jumbo Frames on a Virtual Switch

Configure the MTU of a Virtual Switch to enable Jumbo Frames on the Virtual Systems that are connected to the Virtual Switch. When you configure the MTU of the Virtual Switch, all the related Warp Links and interfaces are automatically changed to the new value.

You cannot configure the MTU of a Warp Link from the Virtual System.

To configure Jumbo Frames on a Virtual Switch:

1. Connect with SmartConsole to the Security Management Server or Target Domain Management Server used to manage the Virtual Switch.
2. From the Gateways & Servers view or Object Explorer, double-click the Virtual Switch object.
3. From the left tree, click Topology.
4. In the Interfaces section, select the applicable interface and click Edit.
5. On the General tab, configure the MTU.
6. Click OK.
7. Publish the session.

Jumbo Frames on a Virtual System in Bridge Mode

Configure the MTU of a Virtual System in Bridge Mode to enable Jumbo Frames on the interfaces.

To configure Jumbo Frames on a Virtual System in Bridge Mode:

1. Connect with SmartConsole to the Security Management Server or Target Domain Management Server used to manage the Virtual System.
2. From the Gateways & Servers view or Object Explorer, double-click the Virtual System object.
3. From the left tree, click Topology.
4. In the Interfaces section, select the applicable interface and click Edit.
5. On the General tab, configure the MTU.
6. Click OK.
7. Publish the session.
8. Install the applicable policy on the Virtual System object.

Viewing Jumbo Frames Configuration on Security Group Members

Description

Use the Gaia gClish command show interface to view the current MTU configuration on Security Group Members.

If the returned MTU value is 9600, then support for Jumbo Frames is enabled on the specified intertface.

Syntax

> show interface <Name of Physical Interface> mtu

Example

> show interface eth0 mtu mtu 1500 >

Configuring Support for Jumbo Frames on VSX

1. Connect with SmartConsole to the Management Server.
2. Open the Security Group object in VSX mode.
3. From the left tree, click Topology.
4. Edit the applicable interface.
5. On the General tab, configure the valid MTU value (for example, 9600).
6. Click OK.
7. Install the policy on the Security Group object.

Disabling Support for Jumbo Frames on VSX

1. Connect with SmartConsole to the Management Server.
2. Open the Security Group object in VSX mode.
3. From the left tree, click Topology.
4. Edit the applicable interface.
5. On the General tab, set the valid MTU value (for example, 1500).
6. Click OK.
7. Install the policy on the Security Group object.