Accelerating Global File Transfers with Synology Presto File Server
Using Synology Presto File Server to speed up enterprise WAN transfers
As businesses grow and open more offices in different places, use hybrid cloud platforms, and work together with people all over the world, the problem of moving big data sets over long distances stays important. When WANs have high latency, standard file-sharing methods and protocols like FTP often don’t work well enough.
Synology solved this problem with Presto File Server, which is powered by the Synology Internet Transfer Accelerator (SITA). The importance of high-speed, secure WAN data movement has only grown in 2025 and 2026, especially for businesses that manage backups across multiple sites, large storage clusters, and hybrid cloud deployments.
Why WAN Acceleration Is Still Important in 2026
Even though global connectivity has gotten better, businesses still have to deal with:
- International links with high latency
- Connections between branch offices that aren’t stable
- Big windows for backup replication
- Requirements for delivering data quickly
Standard file transfer protocols can’t handle huge datasets like backups of virtual machines, surveillance archives, engineering files, and compliance data.
Presto File Server was made to fix these performance problems by speeding up file transfers over WAN connections without needing complicated third-party acceleration hardware.
How SITA Technology Makes Things Work Better
SITA, Synology’s own acceleration technology, is what makes Presto File Server work. SITA improves throughput over long-distance connections instead of relying on standard TCP behavior. This makes packet loss less sensitive and slowdowns caused by latency less likely.
This means for businesses in 2025–2026:
- Faster syncing of data between offices
- Smaller windows for backup replication
- Better performance for sharing content around the world
- Less reliance on expensive MPLS or dedicated WAN acceleration appliances
When used with modern Synology storage architectures, SITA lets businesses move terabytes of data between sites more reliably.
Long-Distance Data Transfers Security
Risk comes with performance without security. Presto File Server includes:
- AES encryption for desktop clients
- Encrypted authentication channels using TLS/TCP
Two-step verification for controlling access
Encrypted transport keeps sensitive files safe while they are being moved in distributed environments. This is very important for fields that deal with regulated data, like healthcare, finance, and legal services.
For businesses that are making hybrid backup plans, encrypted WAN acceleration makes sure that copies of data stored offsite are both fast and safe.
Management and Visibility of Operations
One thing that people don’t always think about is how good Presto File Server is at making reports. Administrators can set up reports that show how much bandwidth is being used, how many transfers are happening, and other operational metrics.
In business IT settings, these reports help with:
- Planning for bandwidth
- Documents showing compliance
- Requirements for an audit
- Forecasting capacity
The easier-to-use client interface for Windows, macOS, and Linux makes it easier to set up and speeds up user adoption.
Enterprise Use Cases in 2025 and 2026
Presto File Server is very useful in today’s situations, such as:
Backup Replication for Multiple Sites
Organizations that copy large backup repositories between regional offices benefit from faster WAN transfers, which cut down on replication delays and make disaster recovery more ready.
Big Storage Areas
Companies that use scalable Synology storage clusters in different locations can sync data more quickly without using too many network resources.
Architectures for Hybrid Clouds
WAN acceleration reduces the effects of distance and network variability when combining on-prem NAS with cloud storage layers.
Workflows for Media and Engineering
Companies that move big multimedia, CAD, or design files between continents can get things done faster and make more money.
Things to think about when deploying strategically
Presto File Server makes transfers faster, but it’s still important to plan the architecture correctly.
Businesses should:
- Check the WAN’s bandwidth and latency
- Separate replication traffic from production workloads
- Make sure that transfer schedules match up with backup windows
- Set up monitoring and access control based on roles
High-speed transfers still need to fit in with bigger plans for data protection and cybersecurity.
About the Epis Technology
Epis Technology helps businesses build Synology infrastructures that are fast, safe, and work well in distributed environments. Epis Technology offers business continuity planning, enterprise storage architecture, backup solutions for Microsoft 365 and Google Workspace, fully managed PC backups, Synology deployment and consulting, and more. Epis Technology makes sure that businesses can move data in a way that is reliable, safe, and performance-driven by combining WAN acceleration, hybrid cloud replication, and scalable storage systems.