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Modifying the Physical Interfaces Configuration for Security Devices

You can use the Physical Interfaces section on the Modify Configuration page to view and modify physical interfaces on the device. You can also view, add, modify, or delete logical interfaces associated with the physical interfaces.

Note Refer to the Junos OS documentation (available at http://www.juniper.net/documentation/en_US/release-independent/junos/information-products/pathway-pages/junos/product/) for a particular release and device. There you can find detailed information on the configuration parameters for that device.

Procedure

To modify physical interfaces:

  1. Select Devices > Security Devices.

    The Security Devices page appears.

  2. Select the devices to modify configuration.
  3. From the More or right-click menu, select Configuration > Modify Configuration.

    The Modify Configuration page appears.

  4. Click Physical Interfaces in the left-navigation menu.

    The Physical Interfaces section on the Modify Configuration page is displayed. The existing physical interfaces are displayed in a table. The actions that you can perform in this page are provided in Table 97.

  5. After modifying the configuration, you can cancel the changes, save the changes, preview the changes, or save the changes and deploy the configuration on the device. See Modifying the Configuration of Security Devices.

Table 97: Physical Interfaces Actions

Action

Guideline

Modify a physical interface

Select a physical interface and click the pencil icon.

The Edit Physical Interface page appears. You can modify some of the fields on this page. See Table 98 for an explanation of the fields. After you have modified the physical interface, click OK.

The changes are saved and you are returned to the Physical Interfaces section on the Modify Configuration page.

View or configure the logical interfaces associated with a physical interface

View or configure the logical interfaces associated with a physical interface by clicking the View/Configure link in the Logical Interfaces column.

The Logical Interfaces page appears, displaying the list of logical interfaces associated with the physical interface. You can perform the following actions on this page:

  • Create a logical interface—Click the + icon to create a logical interface.

    The Create Logical interface page appears. Complete the configuration according to the guidelines provided in Table 99 and click OK.

    The logical interface is created and you are returned to the Logical Interfaces page.

  • Modify a logical interface—Select a logical interface and click the pencil icon to modify the settings.

    The Edit Logical Interface page appears, showing the same fields that are presented when you create an logical interface. You can modify some of the fields on this page. See Table 99 for an explanation of the fields.

    After you have modified the logical interface, click OK. The changes are saved and you are returned to the Logical Interfaces page.

  • Delete logical interfaces—Select one or more logical interfaces and click the X icon to delete the logical interfaces.

    The Warning page appears. Click Yes to confirm the deletion. The selected logical interfaces are deleted.

  • Activate logical interfaces—Select one or more deactivated logical interfaces. From the More or right-click menu, select Activate.

    The logical interfaces are activated and their status is changed to Activated.

  • Deactivate logical interfaces—Select one or more activated logical interfaces. From the More or right-click menu, select Deactivate.

    The logical interfaces are deactivated and their status is changed to Deactivated

  • Toggle the status of a logical interface—Select one or more logical interfaces. From the More or right-click menu, select Toggle.

    The activated logical interfaces are deactivated and the deactivated logical interfaces are activated.

Table 98: Edit Physical Interface Settings

Setting

Guideline

Basic Information

Description

Enter the description of the physical interface. We recommend that you enter a maximum of 255 characters.

MTU

Specify the maximum transmission unit (MTU) on the physical interface.

Range: 256 through 9216

Speed

Select the speed (in MBps) at which the data transfer occurs in the interface.

Advanced Options

Enable VLAN Tagging

Select this check box to enable VLAN tagging for the physical interface or clear the check box to disable VLAN tagging for the physical interface.

Table 99: Create Logical Interface Settings

Setting

Guideline

Basic Information

Name

Enter the name of the logical interface, which must be a number from 0 through 2,147,483,647.

Description

Enter the description of the logical interface. We recommend that you enter a maximum of 255 characters.

VLAN ID

Enter the VLAN ID for the 802.1q VLAN tags. Range: 0 through 2,147,483,647.

IPv4 Address

 

You can do the following:

  • Add an IPv4 Address—Click the + icon to add an IPv4 address for the logical interface.

    The Add—Address (IPv4) page appears. Complete the configuration according to the guidelines provided in Table 100 and click OK.

    The IPv4 address is added and you are returned to the Create Logical Interface page.

  • Modify an IPv4 address—Select an IPv4 address and click the pencil icon to modify the IPv4 address.

    The Edit—Address (IPv4) page appears, showing the same fields that are presented when you add an IPv4 address. You can modify some of the fields on this page. See Table 100 for an explanation of the fields.

    After you have modified the IPv4 address entry, click OK. The changes are saved and you are returned to the Create Logical Interface page.

  • Delete IPv4 addresses—Select one or more IPv4 addresses and click the X icon to delete the IPv4 addresses.

    The Confirm Delete page appears. Click Yes to confirm the deletion. The selected IPv4 addresses are deleted.

IPv6 Addresses

 

You can do the following:

  • Add an IPv6 Address—Click the + icon to add an IPv6 address for the logical interface.

    The Add—Address (IPv6) page appears. Complete the configuration according to the guidelines provided in Table 101 and click OK.

    The IPv6 address is added and you are returned to the Create Logical Interface page.

  • Modify an IPv6 address—Select an IPv6 address and click the pencil icon to modify the IPv6 address.

    The Edit—Address (IPv6) page appears, showing the same fields that are presented when you add an IPv6 address. You can modify some of the fields on this page. See Table 101 for an explanation of the fields.

    After you have modified the IPv6 address entry, click OK. The changes are saved and you are returned to the Create Logical Interface page.

  • Delete IPv6 addresses—Select one or more IPv6 addresses and click the X icon to delete the IPv6 addresses.

    The Confirm Delete page appears. Click Yes to confirm the deletion. The selected IPv6 addresses are deleted.

Table 100: Add – Address (IPv4) Settings

Setting

Guideline

IP Address

Enter an IPv4 address for the logical interface.

Subnet

Enter the subnet for the IPv4 address.

Primary

Select this check box to specify that the IPv4 address is the primary address of the protocol on the logical interface. If the logical unit has more than one IP address, the primary IP address is used by default as the source address when packet transfer originates from the interface and the destination address does not indicate the subnet.

Preferred

Select this check box to specify that the IPv4 address is the preferred address for the logical interface. If you configure more than one IP address on the same subnet, the preferred source address is chosen by default as the source address when you initiate frame transfers to destinations on the subnet

Table 101: Add – Address (IPv6) Settings

Setting

Guideline

IP Address

Enter an IPv6 address for the logical interface.

Subnet

Enter the subnet for the IPv6 address.

Range: 0 through 128

Primary

Select this check box to specify that the IPv6 address is the primary address of the protocol on the logical interface. If the logical unit has more than one IP address, the primary IP address is used by default as the source address when packet transfer originates from the interface and the destination address does not indicate the subnet.

Preferred

Select this check box to specify that the IPv6 address is the preferred address for the logical interface. If you configure more than one IP address on the same subnet, the preferred source address is chosen by default as the source address when you initiate frame transfers to destinations on the subnet

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