Articles

Cloud2Y network overview

Quick answer: Cloud2Y operates its own network across Ukraine (DC2 Kyiv, DC3 Lviv), Europe...

What does Cisco-based infrastructure mean?

Quick answer: "Cisco-based" means Cloud2Y's routing and switching run on Cisco enterprise and...

How to test network speed

Quick answer: The three standard tools are speedtest-cli (quick public check), iperf3 (accurate...

How to check latency to Cloud2Y locations

Quick answer: Run ping or mtr from where your users are to a server (or test IP) in the Cloud2Y...

How to use a Looking Glass

Quick answer: A Looking Glass (LG) is a web tool that lets you run ping, traceroute and BGP...

How to download test files

Quick answer: Test files are large files (typically 100 MB – 10 GB) hosted in each data...

How to choose the best server location

Quick answer: Host where your users are: Kyiv (DC2) or Lviv (DC3) for a Ukrainian audience,...

How to estimate bandwidth needs

Quick answer: Estimate peak concurrent transfer, not monthly totals: simultaneous users × average...

What is the difference between traffic and bandwidth?

Quick answer: Bandwidth is speed, traffic is volume. Bandwidth (e.g. 1 Gbps) is the maximum...

What does a 1G / 10G / 20G port mean?

Quick answer: The port speed is the maximum rate of your server's network connection: 1G =...

How to request additional bandwidth

Quick answer: Open a support ticket with your service ID, current usage profile (e.g. vnstat...

How to request additional IPv4 for VPS

Quick answer: Extra IPv4 addresses for a VPS are added as a configurable option at order time or...

IPv4 and IPv6 overview

Quick answer: IPv4 (e.g. 203.0.113.10) is the classic address format — scarce and therefore paid...

How to configure IPv6 on VPS

Quick answer: Take the IPv6 address/subnet and gateway from your Client Area service page, add...

How to troubleshoot packet loss

Quick answer: Measure with mtr over at least 100 cycles in both directions. Loss that appears at...

How to troubleshoot slow network speed

Quick answer: Work through the chain: (1) test with parallel streams (iperf3 -P 8) to rule out...

How to check traceroute / MTR

Quick answer: traceroute shows the route packets take hop by hop; MTR combines traceroute with...

How to report network issues to support

Quick answer: Open a ticket (or email [email protected]) with: your service ID and IP, the source...

Allowed and prohibited network use

Quick answer: Run any legitimate service — websites, apps, APIs, VPNs for your own use, game...

DDoS basics and mitigation options

Quick answer: A DDoS (Distributed Denial of Service) attack floods your server or its uplink from...