FAQ
Frequently asked questions for Cerberus FTP Server.
General Questions
- How do I backup and restore my user accounts and settings?
- What does the "Default" interface do?
- What IP address should I give other people to connect to my FTP server over the Internet?
- How do I configure Cerberus FTP Server to run as a service?
- How do I pass a username and password to the FTP server from a web browser?
- Does Cerberus FTP Server support SSL?
Installation
Initial Setup
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?
- Why is SSH2 SFTP so much slower than FTP and FTPS?
- TLS/SSL FTP sessions are not working through my firewall.
User Management
- What does this icon mean next to a user account in the User Manager?
- How do I mass import user accounts?
- How To Create a Default Virtual Directory For a Native User
- 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?
- Why can't I assign a directory to the root directory?
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 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?
Security
- What is FIPS 140-2?
- Securely Storing User Passwords
- How to create and integrate a reCAPTCHA
- How do I provide robust support for Perfect Forward Secrecy with modern web browsers and FTPS clients?
- How do I protect Cerberus against the “Logjam” vulnerability?
- How do I protect Cerberus against the “POODLE” vulnerability?
Event Manager
- 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)?
- Issues with file operations using Event Manager.
- How do I setup SMTP to send Email notifications?
- Does Cerberus FTP Server support file retention policies?
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?
Purchases & Renewals
- I just purchased Cerberus FTP Server through the online store. Where is my license key?
- How can I get a quote for Cerberus FTP Server?
- How do I renew support on an existing license of Cerberus FTP Server?
- What happens if I don’t renew? 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?
Upgrading
Two-factor authentication
SFTP Client Help
Registration
Troubleshooting
- Why am I unable to restart the Cerberus FTP service without rebooting the server?
- I'm running Cerberus FTP Server as a service and it can't access mapped network drives or UNC paths. Why?
- Error: 521 Not logged in - Secure authentication required
- Why do I keep seeing the user "root" trying to login to my server?
- I get the error message "Key exchange failed; could not agree on key exchange parameters”
- Why does issuing the FTP LIST command result in an error message?
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 .CVS 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?