信息来源：中国暗域网络
以下是一些端口及对应的服务，大多数列出的是木马默认端口，你扫到开放的端口知道其是对应什么服务的，就可以进一步分析和利用这个开放的端口是否有漏洞了。
0=Reserved 1=tcpmux
2=compressnet 3=compressnet
4=Unassigned 5=Remote Job Entr
6=Unassigned 7=Echo
8=Unassigned 9=Discard
10=Unassigned 11=Active Users
12=Unassigned 13=Daytime
14=Unassigned 15=Unassigned
16=Unassigned 17=Quote of the Day
18=Message Send Protocol 19=Character Generator
20=FTP (Data) 21=FTP (Control)
22=Unassigned 23=Telnet
24=Private mail-system 25=SMTP
26=Unassigned 27=NSW User System FE
28=Unassigned 29=MSG ICP
30=Unassigned 31=MSG Authentication
32=Unassigned 33=Display Support Protocol
34=Unassigned 35=Private printer server
36=Unassigned 37=Time
38=Route Access Protocol 39=Resource Location Protocol
40=Unassigned 41=Graphics
42=Host Name Server 43=Who Is
44=MPM FLAGS Protocol 45=Message Processing Module (recv)
46=mpm-snd, MPM (default send) 47=ni-ftp
48=Digital Audit Daemon 49=login, Login Host Protocol
50=re-mail-ck, Remote Mail Checking Protocol 51=IMP Logical Address Maintenance
52=xns-time, XNS Time Protocol 53=domain, Domain Name Server
54=xns-ch, XNS Clearinghouse 55=ISI Graphics Language
56=XNS Authentication 57=Private terminal access
58=XNS Mail 59=Private file service
60=Unassigned 61=NI MAIL
62=ACA Services 63=Unassigned
64=Communications Integrator (CI) 65=TACACS-Database Service
66=Oracle SQL*NET 67=Bootstrap Protocol Server
68=Bootstrap Protocol Client 69=Trivial File Transfer
70=Gophergopher 71=Remote Job Service
72=Remote Job Service 73=Remote Job Service
74=Remote Job Service 75=any private dial out service
76=Distributed External Object Store 77=any private RJE service
78=vettcpvettcp 79=Finger server
80=HTTP 81=HOSTS2 Name Server
82=XFER Utility 83=MIT ML Device
