Knowledge Base · Page 2
Guides, product updates, technical research and transparency reports.
Latest articles (27)
What is the Great Firewall (GFW)?
GFW (Great Firewall) is the colloquial term for an internet censorship system. Learn about its mechanisms.
What is a Ladder (Internet Tool)?
Ladder is a colloquial term for internet access tools that help users bypass network restrictions. Learn about types and usage.
What is Trojan?
Trojan is a proxy protocol that disguises traffic as normal HTTPS, with strong high availability.
What is IEPL/IPLC?
IEPL and IPLC are international dedicated lines providing stable cross-border connections.
What is a Node?
A node is a server that provides proxy services, serving as a bridge to connect to the international internet.
What is L2TP/IPSec?
L2TP is a tunneling protocol, typically used with IPSec.
What is Bypassing Internet Censorship?
Bypassing internet censorship means using technical methods to circumvent network restrictions and access blocked internet content.
What is Router VPN?
Configure VPN on router to enable all home devices to bypass restrictions without individual setup.
What is Clash?
Clash is a rule-based proxy client that automatically routes traffic based on rules. One of the most popular proxy tools.
What is IKEv2/IPSec?
IKEv2 is a fast and stable VPN protocol, ideal for mobile.
What is V2Ray?
V2Ray is a powerful proxy platform supporting multiple protocols. Learn about V2Ray features, configuration, and use cases.
What is sing-box?
sing-box is a next-generation universal proxy platform, a modern alternative to Clash.