NTA

Differences between NTA Auto IP Diversion and Auto Group Diversion

December 8, 2023 | NSFOCUS

You may have seen that there are two diversion modes in NTA alerts. They are Auto IP diversion and Auto group diversion. The Auto group diversion is triggered by the Region/IP Group Traffic Alert (at step 3 when configuring Regions or IP Groups). The Auto IP diversion is triggered by the Region/IP Group DDoS Attack […]

An Explanation of Traffic Abnormal in the NTA DDoS Attack Alert

November 16, 2023 | NSFOCUS

Traffic Abnormal does not differentiate between alert types. Any instance where the total traffic volume for a single destination IP exceeds the threshold is considered a traffic anomaly.

NTA SMTP Functionality Usage

November 10, 2023 | NSFOCUS

Customers can enable SMTP functionality to ensure timely receipt of alert notifications and device logs. Below are the steps to configure SMTP functionality. Configuring an SMTP Server 1. Choose Administration > Third-Party Interface > Email Service and click SMTP Server 2. Configure parameters Parameters for configuring an SMTP server: Parameter Description SMTP Server Address Specifies […]

Automated and Manual Backup Procedures for ADS, ADSM and NTA

October 6, 2023 | NSFOCUS

Configuration backup is important in many scenarios: Next, we will provide a step-by-step guide on performing configuration backup individually for ADS, ADSM, and NTA. ADS ADS supports one-click export of the current configuration. Click Export on ADS System > Local Settings > Configuration File Management to download configuration files directly: Pay attention to the following […]

Importing an NTA Configuration File

July 6, 2023 | NSFOCUS

NTA allows users to import and export configuration files so as to meet users’ requirements for quick configuration restoration and local configuration file backup. To import a configuration file, perform the following steps: Choose Administration > System Configuration > Basic Information > Import Config. Select a configuration file to be imported and select desired items. […]

Will the device restart after importing the license for ADS, ADS M, and NTA?

June 6, 2023 | NSFOCUS

Upon successful import of the new license: After ADS, NTA, and ADS M are installed, you must import a license before using it. License types vary a bit for hardware devices and virtual devices. Hardware device: License types include Trial, Temporary Sales, and Perpetual. Virtual device (vADS, vNTA, vADSM): License types include Trial, Temporary Sales, […]

Troubleshooting Common Errors During NTA HA Configuration

April 18, 2023 | NSFOCUS

An HA switchover is initiated when: Common errors during HA configuration: 1. “The versions of the local and peer devices are different.” is displayed during configuration. Solution: Upgrade the devices and ensure that the versions of the two devices are the same. 2. “Failed to enable the HA SSH service on the peer end.” is […]

New Feature – Upgrade of Detection Rules via the Cloud in NTA V4.5R90F04

March 20, 2023 | NSFOCUS

Function Description This function will be available in NTA V4.5R90F04 in Q2 2023. NTA allows online upgrades of the DDoS detection rule library for automatic protection. This function can meet most of the current customization requirements by providing the latest detection rules against new types of DDoS attacks. Configuration Procedure Obtain the upgrade package of […]

NSFOCUS NTA Syslog Introduction

January 27, 2023 | NSFOCUS

Computer system designers may use syslog for system management and security auditing as well as general informational, analysis, and debugging messages. A wide variety of devices, such as printers, routers, and message receivers, across many platforms use the syslog standard. This permits the consolidation of logging data from different types of systems in a central […]

NTA Traffic Troubleshooting

December 30, 2022 | Adeline Zhang

Common Problems (1) Choose Monitor > Router, and find that no data is displayed or the router traffic data size is greatly different from that in the real situation.(2) The traffic of some region IP addresses is not monitored.(3) Before upgrading to NTA V4.5R90F02SP06, the router can monitor traffic data, but after the upgrade, no […]