sing-box/docs/configuration/route/sniff.md

!!! quote "Changes in sing-box 1.10.0"

:material-plus: QUIC client type detect support for QUIC  
:material-plus: Chromium support for QUIC  
:material-plus: BitTorrent support  
:material-plus: DTLS support  
:material-plus: SSH support  
:material-plus: RDP support

If enabled in the inbound, the protocol and domain name (if present) of by the connection can be sniffed.

Supported Protocols

Network	Protocol	Domain Name	Client
TCP	http	Host	/
TCP	tls	Server Name	/
UDP	quic	Server Name	QUIC Client Type
UDP	stun	/	/
TCP/UDP	dns	/	/
TCP/UDP	bittorrent	/	/
UDP	dtls	/	/
TCP	ssh	/	SSH Client Name
TCP	rdp	/	/
UDP	ntp	/	/

QUIC Client	Type
Chromium/Cronet	chromium
Safari/Apple Network API	safari
Firefox / uquic firefox	firefox
quic-go / uquic chrome	quic-go