浏览器特殊端口

浏览器默认禁用端口

ERR_UNSAFE_PORT

端口号	原因 / 特殊端口
1	tcpmux
7	echo
9	discard
11	systat
13	daytime
15	netstat
17	qotd
19	chargen
20	ftp data
21	ftp access
22	ssh
23	telnet
25	smtp
37	time
42	name
43	nicname
53	domain
69	tftp
77	priv-rjs
79	finger
87	ttylink
95	supdup
101	hostriame
102	iso-tsap
103	gppitnp
104	acr-nema
109	pop2
110	pop3
111	sunrpc
113	auth
115	sftp
117	uucp-path
119	nntp
123	NTP
135	loc-srv / epmap
137	netbios
139	netbios
143	imap2
161	snmp
179	BGP
389	ldap
427	SLP (Also used by Apple Filing Protocol)
465	smtp+ssl
512	print / exec
513	login
514	shell
515	printer
526	tempo
530	courier
531	chat
532	netnews
540	uucp
548	AFP (Apple Filing Protocol)
554	rtsp
556	remotefs
563	nntp+ssl
587	smtp (rfc6409)
601	syslog-conn (rfc3195)
636	ldap+ssl
993	ldap+ssl
995	pop3+ssl
1719	h323gatestat
1720	h323hostcall
1723	pptp
2049	nfs
3659	apple-sasl / PasswordServer
4045	lockd
5060	sip
5061	sips
6000	X11
6566	sane-port
6665	Alternate IRC [Apple addition]
6666	Alternate IRC [Apple addition]
6667	Standard IRC [Apple addition]
6668	Alternate IRC [Apple addition]
6669	Alternate IRC [Apple addition]
6697	IRC + TLS
10080	Amanda