????????80http 443https 53dns 25smtp 22ssh 23telnet20??21ftp 110pop3 119nntp 143imap 179bgp 135-139??445RPC 500vpn 5060voip 123ntp)
????nmap ip???/???? ???CIDR.(??????ip??-????)?????????????SYN????
??????????????
????n ???y?????????
????R?????????????????
????--system-dns???????????????????(??)??
????--dns-server ?????? ???dns??????
????????????????
????-T ??????(0-5)(paranoid|sneaky|polite|normal|aggressive|insane)
????-F??????衣
????-oN %D-%T .nmap?????????????
????ndiff #·b 1.xml ·o2.xml ??????(-h????-v???·text??????·xml???)
????--max-retries?????????????
????--min-hostgroup/--max-hostgroup size ????????С
????--min-parallelism/--max-parellelism time??????????????
????--min-rtt-timrout/--max-rtt-timrout/initial-rtt-timrouttime ???????
????--scan-delay/-max-scan-delay time ?????????????
????--max-retries tries??????????????
????--host-timeout time?????????????????
????--defeat-rst-ratelimit????rst??????
????-A ?????衣
????-p????-?? ?????? ??- ??????·p-???? U udp T tcp ???? [??-??]??????
????--allports??????汾????κζ???
????-e ????????? ??
????-r?????衣
????-O????衣
????--osscan-limit ??(?????????????в????????)
????--osscan-guess; --fuzzy ??(?????????????)
????--version-light[??]-all[?]1-9(??????)
????--version-intensity[0-9]???7(??????)
????--version-trace????????????????
????-v???С ·d????? ·d ·d???-p? debug?????(V<v<D<d<<p)
????-d [level] (??????????????) ??
????-sT tcp??????(????????????)??
????-sU udp??衣(?????????????????????)
????-sL dns?????????
????-sM[fin ack mainmon???] ??
????-sS???????(??syn)??
????-sP???????????????????(???arp?????tcp80 icmp)
????-sO???????Э????衣
????-sA tcp ACK??衣
????-sW ?????????????sI[idlescan]??
????-sR RPC??衣(flag???syn??ack??rst????rst)
????-sN ?????????????????(????????????????)
????-sF FIN??? ??(sN sF sX??????ids)
????-sX Xmas??? (fin psh urg???λ)??
????-sI ???????????????????????{??????}?????????????
????-sV ????汾??
????-sC ??????й????
????-P0 ???Э?顣(??ping????)(1icmp6tcp17udp47gre50esp51ah53swipe77sun-nd115l2tp120uti132sctp)
????-PS ????б???????[tcp80 syn ???]
????-PA ????б???????[ack???](PS+PA????????????????????????PA???????)??????????1-1024??
????-PU ????б???????[udp??????? ????????tcp??????]
????-PE [icmp ping types]
????-PM ????????
????-PR [arp ping] ???????á?
????-PN ?????
????-PP ???????