Signiant SDCX Server System Requirements

This guide outlines the system requirements and firewall configuration needed to install and use Signiant SDCX Server in your organization.

Signiant SDCX Server

Signiant SDCX Server software provides an endpoint for Jet transfers and Media Shuttle on-premises storage, such as a local disk, NAS, or SAN.

Operating System

  • Red Hat Enterprise Linux/CentOS 7 (64-bit)
  • Microsoft Windows 10 (64-bit)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2019


Signiant SDCX Server supports server virtualization platforms such as VMWare.

Desktop virtualization is not supported.


  • CPU: Intel Xeon dual-core processor 2 GHz or better, quad-core recommended
  • Memory: 8 GB, 16 GB recommended
  • Disk Space: 4 GB free space, 40 GB free space recommended
  • Network Connection: 100 Mbps or faster

Time Synchronization

Your server must be synchronized to within 60 seconds of the accurate time. Information on configuring systems using global Network Time Protocol (NTP) servers can be found at

Network Setup

The following ports are required by Signiant SDCX Server to perform transfers:

ProtocolDirectionPort RangeChange TypeDescription
TCPInbound80Network FirewallUsed for file transfer failover.
Content is encrypted before being transferred.
TCPInbound49221Network FirewallUsed for file transfer
UDPBidirectional49221-49421Network FirewallUsed for file transfer
UDPBidirectional49321Network FirewallUsed for file transfer
TCPBidirectional50221Network FirewallUsed for file transfer
TCPOutbound443Network FirewallUsed to connect to cloud services
Storage server to Amazon EC2 IP Ranges
Storage server to Amazon CloudFront IP Ranges

Note: In addition to network setup on the firewall, you must also configure Windows Firewall on Windows, or iptables on Linux.

Local Port Requirements

Signiant SDCX Servers use a range of local ports for monitoring, control, and data transfer functions. No other software can use these ports on your server when using Signiant Jet.

The following ports must not be used by any other local processes:

ProtocolDirectionPort RangeChange TypeDescription
TCPLocal8080Local ServerUsed to register storage server
HTTPSLocal8443Local ServerLocal connection to storage server
TCPLocal8888Local ServerLocal connection to storage server
UDPLocal50222-50421Local ServerLocal connection to storage server
TCPLocal50443Local ServerLocal connection to storage server
TCPLocal50080Local ServerLocal connection to storage server
TCPLocal50081Local ServerLocal connection to storage server
TCPLocal51221-51320Local ServerLocal connection to storage server
TCPLocal61001-61003Local ServerLocal connection to storage server

External Domains

The Signiant SDCX Server software makes HTTPS connections to the following domains:

  • *
  • *
  • * (Also requires TCP)