Using Engine
Controlled Shutdown and Fast Check Features
Summary This Knowledgebase article explains the Fast Check feature introduced in Neverfail Heartbeat v6.5, and how it works in conjunction with the Controlled Shutdown feature to maintain synchronization, particularly in environments with large ...
Continuity Engine Desktop Widget Tool
Summary This knowledgebase article provides usage information about the Engine desktop widget tool. Usage Name: nfdesktopwidget.exe located in C:\Program Files\Neverfail\R2\bin By default the widget tool will integrate with the new SysTray and will ...
Continuity Engine Alternative Upgrade Method
Summary This knowledgebase article provides an alternative procedure of upgrading Continuity Engine which should be used on those deployments which, for some reasons, are not managed via Engine Management Service console. Note: Each Engine node is ...
Engine Management Service API
Summary This knowledgebase article provides information about Engine Management Service (EMS) API: frequently used API endpoints (applicable to all supported CE versions) procedure for enabling, capturing and viewing Swagger API documentation (valid ...
Self-Service Offline Licensing: How to Claim a License Key for a Deployment Not Managed via Engine Management Service
Summary Self-service offline licensing enables customers to claim license keys directly from Engine Management Service for deployments which are not managed via Engine Management Service (EMS). Procedure This procedure may be used for provisioning ...
Disabling SMB v2/v3 on a server protected by Neverfail Continuity Engine
Summary This knowledgebase article provides information regarding what means SMB v2/v3 disablement, and how this should be done on a system protected by Neverfail Continuity Engine. Description What is Windows Server hardening? System hardening is ...
The risks of using the deprecated SMBv1 feature on a Windows Server. Potential collisions with Continuity Engine functionality.
Summary This knowledgebase article provides information regarding the risks of using SMBv1 feature which was deprecated and superseded by SMBv2 on Windows Server operating system starting with 2019 version. And how this bad-practice interacts with ...
How to configure Packet Filter in Continuity Engine HA deployment with Link Aggregation Control Protocol (LACP) NIC Teaming
Summary This Knowledgebase article provides information regarding configuration of Packet Filter in a Continuity Engine HA deployment having LACP NIC Teaming. Procedure The correct deployment of Continuity Engine in a scenario where the target server ...
How to Use the Neverfail Utility DNSUpdate.exe
Summary This Knowledgebase article describes how to use the Neverfail DNSUpdate.exe tool. More Information DNSUpdate automates the change of IP addresses in a WAN environment, where different subnets are used for the Primary and Secondary servers. ...
How to configure Continuity Engine services with Group Managed Service Accounts
Summary This Knowledgebase article provides information about how to configure Continuity Engine services with Group Managed Service Accounts (gMSA). Procedure Engine Management Service gMSA accounts can be used as Log On accounts for Engine ...
How To Add a Secondary Domain Controller And DNS For The DR (disaster recovery) Site
Summary This KB article provides information on how to setup a second Domain Controller which is necessary for a Disaster Recovery deployment of Neverfail Continuity Engine. The DR deployment is considered to be one where the Neverfail Primary and ...
How To Configure Neverfail Continuity Engine To Protect An Application Without A Plugin
Summary This article provides information on how to protect a custom application with Neverfail Continuity Engine. Automatic protection for an application happens only if Neverfail has a plugin for that application. For commonly used applications ...
Managing And Patching Neverfail Continuity Engine Clusters Using Passive Node Management Feature With Windows Server Update Services (WSUS)
Summary This article provides information on how to manage or patch Neverfail Continuity Engine clusters through Windows Server Update Services, using Passive Node Management feature. Prerequisites WSUS Server A WSUS server must be present and ...
How to Run a Powershell Script as a Continuity Engine User-defined Task
Summary This Knowledge base article provides general information about how to run a powershell script launched by a user-defined task defined in Neverfail Continuity Engine. Procedure A powershell script may be run from within a Continuity Engine ...
How to setup scheduled automatic switchover using Task Scheduler
Summary This Knowledgebase article provides instructions on how to configure a scheduled automatic switchover between the servers in a Neverfail cluster. Such automation might be used for applying updates and patches, perform maintenance, etc ...
How to allow Windows (OS) Updates / Patches to be applied on a Neverfail Passive server using a Additional / Management IP
Summary This article can be used for configuring a Neverfail Passive (usually the Secondary and Tertiary) server to allow Windows (OS) patches or hotfixes to be applied over and additional (management) IP. More Information Neverfail's unique ...
How to use HTML5 version of Neverfail Engine Management Service (EMS) UI instead FlashPlayer version
Summary This Knowledge base article provides information about using the HTML5 version of the Neverfail EMS (centralized web console) instead of FlashPlayer version as FlashPlayer is end-of-life and no longer working. More Information The EMS web ...
Managing And Patching Neverfail Continuity Engine Clusters Using Passive Node Management Feature With Ivanti Endpoint Manager
Summary This article provides information on how to manage or patch Neverfail Continuity Engine clusters through Ivanti Endpoint Manager, using Passive Node Management feature. Prerequisites Ivanti Endpoint Manager Note: In the following sections ...
How to install a Neverfail Continuity Engine Plugin using Advanced Management Client
Summary This knowledgebase article explains how to install a Neverfail Continuity Engine Plugin using Advanced Management Client. Install a Plugin To manually install a Neverfail Continuity Engine Plugin using the Neverfail Advanced Client, follow ...
Neverfail Engine Internal Tasks
Summary This Knowledgebase article provides information about Neverfail Heartbeat internal tasks. More Information Registry Check The Registry Check is a task, which starts along with the File System Check. It ensures that the protected registry keys ...
Using the Neverfail Heartbeat Fast Check Feature
Summary This Knowledgebase article describes the functionality and configuration of the Fast Check feature available starting with Neverfail Heartbeat version 6.5. More Information Fast Check is an enhancement of the Full System Check verification ...
How to Configure Failover Functionality
Summary This Knowledgebase article provides information about how to configure failover functionality. More Information The Primary and Secondary servers in a Neverfail pair are continuously connected via the Neverfail Channel. When the Active ...
How to remove Neverfail's logo [Nf] from Continuity Engine Management Service User Interface
Summary This Knowledgebase article provides information about how to remove Neverfail' logo [Nf] from Continuity Engine Management Service User Interface. Procedure On Engine Management Service server, rename the C:\Program ...
Backup Neverfail Continuity Engine Clusters Using Passive Node Management Feature With Quest NetVault Backup
Summary This article provides information on how to backup Neverfail Continuity Engine clusters through Quest NetVault Backup, using Passive Node Management feature. Enable Passive Node Management Neverfail Continuity Engine servers should be able to ...
How to Stretch LAN to WAN in Neverfail IT Continuity Engine in a Primary - Secondary Configuration
Summary This Knowledgebase article describes how to stretch a Neverfail IT Continuity Engine LAN environment to a WAN by relocating the Secondary server. Note: This Knowledgebase article applies to all versions of Neverfail IT Continuity Engine (7.x) ...
How to configure Continuity Engine channel port firewall rules to allow only Engine's replication traffic connections
Summary This Knowledgebase article provides information about how to configure Continuity Engine 'Channel port' firewall rule to allow only Engine's replication traffic. Procedure By default, Continuity Engine installation process defines the ...
Neverfail Continuity Engine interoperability with BitLocker
Summary This article provides information on how Neverfail Continuity Engine inter-operates with BitLocker. BitLocker volume encryption feature lies "beneath" Continuity Engine replication layer, thus Engine is unaware it's there. That means Engine ...
Backup Neverfail Continuity Engine Clusters Using Passive Node Management Feature With Veritas NetBackup
Summary This article provides information on how to backup Neverfail Continuity Engine clusters through Veritas NetBackup, using Passive Node Management feature. Enable Passive Node Management Neverfail Continuity Engine servers should be able to ...
Configuring the Minimum Permissions for the VMware vCenter Service Account Necessary for Having Neverfail Engine Automatically Deployed (Cloned) on the Secondary Server
Summary This Knowledge base article provides information about the minimum permissions required by the VMware vCenter service account necessary for automatically deploying (cloning) Neverfail Engine on the Secondary server. More Information To ...
DNSUpdate Task - Granting Necessary Permission For The User Account
Summary This Knowledgebase article provides information about how to grant specific permissions to the user account under which the DNSUpdate task is being run. More Information Neverfail recommends creating a dedicated service account to be used for ...
Engine & EMS used ports details
7: used for server status check 135-139: ports used by Remote Procedure Call endpoint mapper and NetBIOS - needed only for deployment phase 443: used for secure HTTP communication to vCenter so it needs to be open on all nodes (Primary, Secondary and ...
How to Configure Split-Brain Avoidance For Neverfail Engine
Summary This Knowledgebase article provides the procedure for configuring Split-Brain Avoidance when running Neverfail Continuity Engine. More Information Split-Brain Avoidance is a mechanism meant to ensure that only one server remains Active if ...
Unsupported Features of the Windows NTFS File System
Summary This article describes NTFS features that Neverfail Continuity Engine does not support/protect — and explains how Neverfail reacts to each of these features and how you can resolve each situation. More Information Neverfail Continuity Engine ...
Automated Filter Discovery in Neverfail for SQL Server
Summary This article describes how Neverfail Heartbeat for Microsoft SQL Server discovers new information during normal operation. More information Database structure in Microsoft SQL Server can be divided into two areas: Logical structure - the ...
How to change the Neverfail Channel IP address(es), when Neverfail Engine is Already Installed as a Pair
Summary This Knowledgebase article provides information about how to change the Neverfail Channel IP address(es), when Neverfail Engine is installed as a server pair. More Information There may be occasions where it is necessary to change the ...
How to Configure Neverfail Engine to Use a Different Principal (Public) IP Address
Summary This Knowledgebase article provides information about how to change the Neverfail Engine principal (public) IP address. More Information The principal (public) IP address are specified during installation. However, you can change the ...
How to Configure DNS with Neverfail Heartbeat or Continuity Engine in a WAN Environment
Summary This Knowledgebase article provides information about how to configure DNS with Neverfail V5.3.0 and later in a WAN environment. More Information Neverfail Heartbeat/CE is designed to integrate with DNS technology where the DNS is itself ...
How to Create a Task to Synchronize the Time of a Passive Server with the Active Server When Neverfail Heartbeat/Engine v6.7 and Later is Installed
Summary This Knowledgebase article provides information about how to synchronize time between the active and passive servers in a Neverfail server pair/trio running Neverfail Heartbeat/Engine v6.7 and later. More Information The following ...
How to Configure Neverfail Heartbeat to Update BIND9 DNS Servers Deployed in a WAN
Summary This Knowledgebase article provides information about how to configure Neverfail Heartbeat/ITCE to update BIND9 DNS servers when deployed in a WAN. More Information The utility NSUpdate used for updating the BIND9 DNS server must be installed ...
Neverfail Trusted Clients
Summary This Knowledgebase article provides more information about Neverfail Trusted Clients. More Information A 'trusted client' in Neverfail Engine is a client/user that can issue Neverfail commands without prior authentication. When Neverfail ...
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