This article addresses common issues teams face when multiple people use a VPN or proxy: high latency, inconsistent speeds, and some members being able to connect while others cannot. It walks you through troubleshooting node selection, client settings, subscription management, and account environment stability.
1. First, determine whether latency is genuinely high or the connection is unstable
Many users see 500 ms or 1,000 ms in their client and immediately assume the node is unusable. In reality, high latency can be caused by the local network, a circuitous route through the ISP, node load, or differences in how clients run tests. For teams, keep in mind that the same node can perform very differently depending on the city, broadband provider, and time of day.
Start by having everyone use the same testing method. Don’t rely only on the latency figure on the app’s home screen—try opening the websites, video services, and collaboration tools you use regularly. If a page is slow to load at first but works normally afterward, the issue may be DNS or the initial handshake. If it remains sluggish, the connection quality or congestion is a more likely cause.
2. How to optimize high-latency nodes: steps your team can follow
- Prioritize low-load nodes in nearby regions: For example, if your current Japan node has high latency, try nearby routes such as Hong Kong, Singapore, or Taiwan. If you mainly access services in Europe or the US, test nodes in those regions instead.
- Avoid having everyone crowd onto the same node: When multiple team members import the same free nodes, connections can become congested. Split members into groups using different nodes and see which group gets the most stable results.
- Update subscriptions and remove dead nodes: If clients such as Clash, V2Ray, and sing-box go a long time without subscription updates, they may still be using nodes that have stopped working or have degraded in quality. Update manually once a day, or whenever a problem occurs.
- Turn off unnecessary proxy modes: For routine office work, rule mode is usually preferable. Avoid leaving global proxy mode on, as it routes all traffic through the node and adds latency and unnecessary load.
- Test on a different local network: Have members try both broadband and a mobile hotspot. If the hotspot works but broadband does not, the issue may be with the local ISP or router.
3. How account environment stability affects latency
In team settings, an unstable account environment can make “high node latency” seem even worse. Here, “account environment” doesn’t mean setting up server-side accounts; it refers to consistency in client subscriptions, devices, login environments, and usage habits.
Using the same subscription on too many devices at once can lead to frequent disconnections, failed node handshakes, or temporary restrictions. Repeatedly switching regions may also trigger security checks on certain websites, making the connection seem slow. Avoid sharing a subscription link widely, and change the subscription URL promptly when someone leaves the team or switches devices.
Some collaboration platforms also record login IP addresses. If team members alternate between Hong Kong and US nodes, for example, their accounts may repeatedly prompt them to verify their identity. For regular work, choose a relatively consistent node region and avoid frequent, large jumps between regions.
4. Practical settings tips for Clash, V2Ray, and sing-box
- Clash users can enable latency testing and choose a node with low latency that also works in practice. Don’t just pick the node with the lowest number.
- V2Ray/V2RayN users can test the connection first, then open the target website in a browser to confirm it works.
- sing-box users should check that the correct outbound node is selected after importing a subscription, rather than remaining on an old node.
- Don’t switch nodes repeatedly in rapid succession. Wait a few seconds after each switch before testing to avoid misleading results caused by caching or connections that haven’t been released.
5. Tips for managing a team
You can create a simple spreadsheet to track each member’s location, client, current node, the time an issue occurred, and what it looked like. This site also collects free nodes that you can import to test connectivity temporarily. However, free resources can be unreliable, so don’t make a single node your team’s only long-term connection.
In short, optimizing high-latency nodes isn’t just about “switching nodes.” For teams, it’s also important to limit the number of people using a node at once, follow a consistent regional strategy, update subscriptions regularly, and have everyone test connections the same way. This makes it easier to tell whether the issue is with the node, the local network, or an unstable account environment—and to address the resulting drop in connection quality.