How to upgrade signature library?

Some security defense functions of the firewall need to filter data packets based onthe signatures contained in the signature libraries. Periodical signature library upgrade enables the firewall to classify and detect data flows based onthe latest features of programs and threats that are updated continuously, sothat the firewall can identify and defend against various types of attacks toprotect internal networks. You are advised to upgrade signature librariesperiodically. An upgraded signature library takes effect in security policiesimmediately, without the need for software upgrade or firewall configurationmodification.

All signature library versions become valid only after they are released on thecloud platform. The cloud platform is associated with the order shipping systemfor you to add device SNs.

Configuring Automatic Upgrade

Application Scenario

Thesystem automatically downloads or updates the latest signature library versionsfrom the cloud based on the specified schedule. Automatic upgrade eliminatesthe need for human intervention and improves the operation efficiency.

Procedure

(1) Choose System > Signature Library Upgrade.

The system displays information about the current signature libraries:

• Last Upgrade Time:
  displays the last time when asignature library is upgraded.
• Latest Version:
  displays the latest versioninformation and functions and instructs you to upgrade a signature library.
  

(2) In the Enable Auto Upgradearea, configure an automatic upgrade policy for signature libraries.

The system automatically downloads or updates the latest signature library versionsfrom the cloud based on the specified schedule.

a. Set the time for automaticupgrade. You are advised to configure an off-peak period.

b.Select the type of signature library to be upgraded.

(3) Click Save.

Local Manual Upgrade

Application Scenario

When the device cannot connect to the Internet or theversion server, the system cannot automatically detect whether latest signaturelibrary versions are available. In this case, you can complete upgrade inoffline manual mode.

Procedure

(1) Choose System > Signature Library Upgrade.

Thesystem displays information about the current signature libraries:

• Last Upgrade Time:
  displays the last time when asignature library is upgraded.
• Latest Version:
  displays the latest versioninformation and functions and instructs you to upgrade a signature library.
  

(2) Perform local manual upgrade.

a. In the area of a signaturelibrary to be upgraded, click LocalUpgrade.

b. (Optional) If no upgrade fileis obtained in advance, click the link next to Download Link to download the signature library upgrade file fromthe Secure Cloud Platform.

c. Click Browse to import the upgrade file.

d. Click Upgrade Now.

Online Automatic Upgrade

Application Scenario

When the device is connected to the network and can properly communicate with theversion server, if the system automatically detects that latest signaturelibrary versions are available, you can complete the upgrade in onlineautomatic mode.

Procedure

(1) Choose System > Signature Library Upgrade.

The system displays information about the current signature libraries:

• Last Upgrade Time:
  displays the last time when asignature library is upgraded.
• Latest Version:
  displays the latest versioninformation and functions and instructs you to upgrade a signature library.
  

(2)In the area of a signature library to be upgraded, click Online Upgrade.

Note: When all signature libraries need to be upgraded, click
Upgrade All.