| internal/iana | Package iana provides protocol number resources managed by the Internet Assigned Numbers Authority (IANA). |
| internal/quic | |
| internal/quic/cmd | |
| internal/quic/cmd/interop | The interop command is the client and server used by QUIC interoperability tests. |
| internal/socket | Package socket provides a portable interface for socket system calls. |
| internal/socks | Package socks provides a SOCKS version 5 client implementation. |
| internal/sockstest | Package sockstest provides utilities for SOCKS testing. |
| internal/timeseries | Package timeseries implements a time series structure for stats collection. |