SERVICES(5) File Formats Manual SERVICES(5) NAME() services - Internet DESCRIPTION() services ASCII , internet . (). C getservent(3), getservbyname(3), getservbyport(3), setservent(3), endservent(3) . IANA(Internet Assigned Numbers Authority) , , TCP UDP . , , TCP 1024 ('') root ( bind(2),tcp(7),udp(7).) . , . IANA root services . inetd.conf(5) Internet. inetd(8) , inetd.conf(5) . ,news (NNTP)mail (SMTP). services /usr/include/netdb.h _PATH_SERVICES . /etc/services. ,: / [ ...] .., . (). . protocols(5) . tcp udp. ,tab(BUGS)., . tab. hash(#),.. ,. ,tab,, .:a- z,0-9,(-). .(, getservent(3),getservbyname(3),getservbyport(3) .,.) , (/)(,).. /NIS(Yellow Pages/NIS)BIND/Hesiod . services : netstat 15/tcp qotd 17/tcp quote msp 18/tcp # message send protocol msp 18/udp # message send protocol chargen 19/tcp ttytst source chargen 19/udp ttytst source ftp 21/tcp # 22 - unassigned telnet 23/tcp BUGS 35, getservent(3) . BUFSIZ (1024), getservent(3),getservbyname(3),andgetservbyport(3) . ,. FILES() /etc/services Internet /usr/include/netdb.h _PATH_SERVICES SEE ALSO() getservent(3), getservbyname(3), getservbyport(3), setservent(3), endservent(3), protocols(5), listen(2), inetd.conf(5), inetd(8). RFC,RFC 1700,(AKA STD0002) BIND/Hesiod [] riser [] 2000/11/01 linuxman: http://cmpp.linuxforum.net man man https://github.com/man-pages-zh/manpages- zh Linux 1996111 SERVICES(5)