# Functions
CheckConnectivity determines whether the Shadowsocks proxy can relay TCP and UDP traffic under the current network.
CheckServerReachable determines whether the server at `host:port` is reachable over TCP.
# Constants
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.
Outline error codes.