FAQ

General Questions

• What is your Scope of Support ?
• How do I backup and restore my user accounts and settings?
• How Does Cerberus Handle Feature Requests?
• What IP address should I give other people to connect to my FTP server over the Internet?
• How do I connect to a Cerberus server with FileZilla?
• What does the "Default" interface do?

See all 11 articles

Installation

• What operating systems are Cerberus FTP Server compatible with?

Initial Setup

• SSH2 SFTP Setup
• Configuring the Server
• What are the basic steps to configure Cerberus FTP Server so Internet users can see my server?
• Configuring the Cerberus FTP server to allow unencrypted FTP connections

Connectivity

• My IP address begins with 192.168.xxx.xxx. Is there anything special I have to do for people to see my FTP Server on the Internet?
• I've correctly configured passive FTP but passive data connections still fail. What else could be wrong?
• Not all of my server's IP addresses are being detected. Can I manually specify an IP Address?
• What is the difference between Active and Passive FTP mode?
• SFTP transfer speed - why so much slower than FTP or FTPS?
• TLS/SSL FTP sessions are not working through my firewall.

See all 7 articles

User Management

• How do I limit my users' maximum upload filesize and simultaneous logins?
• What does this icon mean next to a user account in the legacy User Manager?
• How do I mass export or import user accounts?
• How To Create a Default Virtual Directory For Account Requests
• How can a client change their login password remotely?
• How do I switch the virtual directories for all of my users and groups to another drive or base folder?

See all 8 articles

Active Directory/LDAP

• Understanding Active Directory Authentication
• Why Do My Active Directory Users Have Two Home Directories?
• Active Directory users cannot delete files or folders created by Cerberus native users.
• How do I disable public sharing for the Global Home or Global Home\%USER% default mapping option for AD or LDAP authentication?
• How do I configure LDAP authentication?
• Why do I get an error when I try to enumerate Active Directory (AD) users through the User Manager's AD page, or why does AD authentication take so long?

See all 7 articles

Security

• Cerberus is not affected by CVE-2021-44228, CVE-2021-45046, CVE-2021-45105, or CVE-2021-44832 log4j vulnerabilities
• How can I configure Cerberus to not disclose Its Identity? Can I remove the reply header?
• What is FIPS 140-2?
• Securely Storing User Passwords
• How to create and integrate a reCAPTCHA
• How can I enable Strict Transport Security (HSTS) ?

See all 14 articles

Event Manager

• How do I setup SMTP to send Email notifications?
• How do I Add a Scheduled Task to create a backup file of the server configuration
• Does Cerberus FTP Server support file retention policies?
• Unable to send email via Office365
• Why can’t Cerberus send email to external users when configured to use Exchange as an SMTP Server (How to anonymously Relay in Exchange Server)?
• Files uploaded using WinSCP with .filepart extension cause file transfer event rule to fail.

Licensing

• Can I upgrade my license to a different edition?
• Can I transfer my existing license to a new machine?
• What happens when my software expires?
• What does a license include?
• How many licenses do I need if I want to install Cerberus FTP Server on more than one machine?
• What is the pricing model for licenses?

See all 7 articles

Purchases & Renewals

• I just purchased Cerberus FTP Server through the online store. Where is my license key?
• How do I get a quote for Cerberus FTP Server?
• How do I renew the service agreement on an existing Cerberus FTP Server license?
• What happens if I don’t renew my service agreement? Can I still use my license?
• Can I renew access to product updates and not the technical support?
• I didn't use technical support last year. Do I need to pay for service this year?

See all 10 articles

Upgrading

• Why is the UI Sidebar menu not visible or working after upgrade to version 11
• Important changes to logging for users upgrading to Cerberus FTP Server Version 11
• Why are my users getting errors when resetting passwords or creating public shares?
• What domains need to be allowed in order to download Cerberus updates, upgrades and patches using the Auto-Updater?
• How do I update Cerberus FTP Server to the latest release?

Two-factor authentication

• How do I manage 2FA for an AD User in Cerberus?
• How do I manage 2FA for a native Cerberus User?
• What is two-factor authentication?
• Setting up two-factor authentication
• How do I require an Active Directory user to use Two Factor Authentication?
• Disabling two-factor authentication for an Active Directory user

See all 9 articles

Public Shares

• After updating to Cerberus Version 12.0.0 Public Shares no longer work.

SFTP Client Help

• Why do I always get prompted by SSH SFTP clients to trust the server key?
• Why are directory and file names incorrect when I view them through my FTP client?

Registration

• I am using Cerberus FTP Server for personal use. Why does the "UNREGISTERED" text appear in the welcome message?

Troubleshooting

• Why am I unable to restart the Cerberus FTP service without rebooting the server?
• How do I reset the Cerberus Service Connection admin password?
• Why can't Cerberus access my mapped network drives or UNC paths?
• Understanding System Messages
• Security Token Check Failed: How do I resolve this error when using the user interface (UI)
• SSL/TLS handshake failed error when syncing to another Cerberus instance.

See all 12 articles

Multi-language Support for Web Client

• Where are the language files located?
• Do i need to restart the service for the language files to be used after updating?
• Why is there also a .CSV file which seems to have the same content as the .json file?
• I noticed there were files named xx.json and also xx-Xx.json. Can i just replace them both with the same content?