ncftp

��
��
(095) 932-9212, 932-9213, 939-0783
E-mail: [email protected]

�� (!) ��

CIT Forum CD-ROM

ncftp

�� ftp �� Internet �� ftp. � ��, �� ftp �� . �� Unix. �� ncftp �� ftp.

ncftp �� , �� ftp, �� , �� , �� , � �� . �� , �� ftp, �� ncftp �� : ncftp �� ftp. �� , �� ftp.

�� ncftp �� :

�� , �� anonymous � ��, �� . �� -�� (� �� ). �� .
�� , �� . ��, rtfm.mit.edu �� mit.
�� ncftp �� , � �� . �� . * � ncftp �� .
� �� , �� . �� , �� .
� �� Unix, �� . �� .
�� ncftp �� , �� . �� ncftp> � �� , � �� .
�� , �� more. � �� .
� �� get �� .
� �� IP-��.
� ncftp �� .

�� ncftp �� ftp. �� "�� ftp" (�� ).

�� -�� ncftp �� anonymous � �� . �� . �� -�� -u, �� :

     % ncftp -u chem.small.edu
     Login Name (chrisr):
     Password:
     User chrisr logged in.

� �� Login Prompt �� Enter. �� , � �� .

�� ftp �� .netrc, �� , �� . �� ncftp (�� ). �� .netrc �� -��. �� ncftp �� .

��, �� .netrc �� :

     machine rtfm.mit.edu
     machine mac.archive.umich.edu
     machine wuarchive.wustl.edu
     machine ftp.apple.com
     machine sumex-aim.stanford.edu

�� sumex-aim.stanford.edu �� :

     % ncftp sum

��

     % ncftp aim

(�� sum � aim � �� ). ��, �� wuarchive.wustl.edu:

     % ncftp wu

�� ncftp �� , �� . �� open �� -��, �� 20 �� , � �� , �� .netrc. �� , �� .

��, ��, �� -�� , �� , �� , �� bio:

     ncftp> open
     Recently called sites:
	1. BLOOM-PICAYNE.MIT.EDU
	2. bloom-picayune.mit.edu
	3. ftp.halcyon.com
	4. enh.nist.gov
	5. zaphod.ncsa.uiuc.edu
	6. cica.cica.indiana.edu
	7. biochemistry.bioc.cwru.edu
	8. caisr2.caisr.cwru.edu
	...
     (site to open) #7

�� , �� , �� , �� , �� . �� : "Too busy, try later". �� , �� -r. �� ncftp �� , �� :

     ncftp> open -r sum
     Too many users connected currently. Please try again later.
     Login failed.
     Retry Number: 2
     Too many users connected currently. Please try again later.
     Login failed.
     Retry Number: 3
     Guest connection accepted. Restrictions apply.
     Logged into sumex-aim.stanford.edu.

�� -r �� .

�� ncftp �� , ��, �� , �� . � �� Unix �� . �� -�� . �� ncftp �� , �� , �� . ��, �� /pub/listing � ��-�� ftp.small.edu, �� :

     % ncftp ftp.small.edu:/pub/listing
     %

�� ncftp:

     ncftp> open ftp.small.edu:/pub/listing
     ncftp>

�� . �� , � ��, �� ncftp �� -�� .

�� ncftp �� set. �� . �� show.

�� :

     ncftp> set progress-reports 4

�� .netrc, �� # (�� ftp �� ). ��, �� .netrc �� :

     #set progress-reports 4
     #set verbose 2
     #set prompt "@C> "

�� ncftp

��
anon-open ��, �� anonymous.
anon-password ��, �� .
local-dir ��, � �� .
logfile �� ncftp. �� , �� .
logsize ��, �� .
mprompt ��, �� mget.
netrc �� .
prompt �� .
progress-reports �� , �� . 0 �� , 1 �� , 2 �� , 3 �� , � 4 �� 10% ��.
resent-list ��, �� .
tips �� ncftp.
type �� (ascii �� binary).

��	��
anon-open	��, �� anonymous.
anon-password	��, �� .
local-dir	��, � �� .
logfile	�� ncftp. �� , �� .
logsize	��, �� .
mprompt	��, �� mget.
netrc	�� .
prompt	�� .
progress-reports	�� , �� . 0 �� , 1 �� , 2 �� , 3 �� , � 4 �� 10% ��.
resent-list	��, �� .
tips	�� ncftp.
type	�� (ascii �� binary).

�� , �� , �� . �� :

��
@D �� .
@J �� .
@H �� -��.
@C �� -�� , �� .
@c �� @C, �� .
@E �� .
@M �� ncftp �� , �� (Mail).
@B �� .
@I �� .
@U �� .
@R �� .
@P �� .
@N �� .

��	��
@D	�� .
@J	�� .
@H	�� -��.
@C	�� -�� , �� .
@c	�� @C, �� .
@E	�� .
@M	�� ncftp �� , �� (Mail).
@B	�� .
@I	�� .
@U	�� .
@R	�� .
@P	�� .
@N	�� .

�� -��, �� , �� :

     set prompt "@C> "

�� , ��, �� :

     ftp.cso.uiuc.edu:/doc/pcnet>

�� ncftp �� . �� page �� . (�� ncftp �� more �� Unix.) �� , �� , � �� . ��, �� index, �� :

     ncftp> page index

�� pls � pdir. �� ls � dir, �� .

� �� ncftp �� . �� , �� . �� , �� get �� . �� (�� , �� FAQ).

�� , �� FAQ � �� , �� :

     ncftp>ls
     S_U_S_F_(R_d_t_p_p)
     Southern_US_Skiing_FAQ
     ncftp>get *p)
     Receiving file: S_U_S_F_(R_d_t_p_p)
     S_U_S_F_(R_d_t_p_p): ...........
     S_U_S_F_(R_d_t_p_p): 20405 bytes received in 0.71 seconds, 28.02 K/s.

�� S_*.

�� lookup �� IP-�� :

     ncftp>lookup 204.1.123
     ivideo.com
	204.1.1.23
     ncftp>lookup ivideo.com
     ivideo.com
	204.1.1.23

�� ncftp �� , �� . �� set � �� , � �� , �� :

     ncftp>logfile "ncftp.log"
     ncftp>logsize 5000

�� .netrc.