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 […]

Detection of Constituent Proportions of Outbound Traffic for DDoS Attacks

November 15, 2022 | Adeline Zhang

Function Description​ This function will be released on NTA Version 4.5R90F04 in Q1 2023. In the earlier versions, the NTA identifies outbound DDoS attacks by traffic thresholds set for region IP addresses. Some customers with small-traffic businesses hope the NTA can detect constituent proportions of outbound traffic for DDoS attacks. If the outbound traffic of […]

Introduction to Web APIs of NTA

October 6, 2022 | Adeline Zhang

The Web API of NTA provides an interface for configuring regions or IP groups. Data can be obtained with a GET request and added, removed, or modified with a POST request, facilitating the query and configuration of NTA by O&M personnel. All API POST requests will be recorded in the NTA audit log. Instructions for […]

Configuring Collaboration Between NTA and ADS

September 15, 2022 | Adeline Zhang

This document describes how to configure collaboration between ADS and NTA. NTA offers network monitoring and DDoS attack detection. If a DDoS attack is detected, NTA starts collaboration with ADS according to pre-defined rules to notify ADS. Then ADS starts the traffic diversion mechanism to divert suspicious traffic from the router or switch to ADS. […]

Configuring Collaboration Between ADS M and NTA

September 1, 2022 | Adeline Zhang

ADS M can manage NTAs, including checking NTA running status, time synchronization, dispatching IP group configuration of a region, displaying traffic information of NTAs, and receiving logs uploaded from NTAs. The steps to configure the collaboration between ADS M and NTA are as follows: Configuring NTA Step 1: Choose Administration > Third-Party Interface > Management […]

What Information will Master/Backup NTAs Share

July 6, 2022 | Jie Ji

After two NTAs are configured to operate as the master and backup NTAs for hot standby, the master NTA will synchronize the configuration to the backup one in real time. This will guarantee that the configuration of the backup NTA is consistent with that of the master NTA. The synchronized configuration information includes the following: […]