UEC Academic Skills I Computer Literacy

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UEC Academic Skills IComputer Literacy
Lecture 1 Preliminary

• International Student Center
• The University of Electro-Communications
• Tokyo Japan
• 2005

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Task 1 Write a text file and send it in an email
to your own FEDU account from your IPC account.

• Login to IPC

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Task 1 Cont..Open mule editor with the command
mule file_name

• Type the content of the e-mail in mule editor.
• Save the mail and quit mule editor.
• commands a) To save X and S
• b) To quit X and C

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Send the file in an email by typing (command
prompt)mail s subject_of_the_mail
email_address lt file_name
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Task 2Send an email from the Fedu account to
the same account using Pine

• Login to IPC and SSH (Secure Shell) to FEDU ssh
  -l login_name hawk.fedu.uec.ac.jp
• (use FEDU login name and password)

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• Use pine to send and read emails.

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Task 3 Send an email to isc-doc_at_fedu.uec.ac.jp
from your FEDU account

• Using PINE

Main Commands  a) To access a remote server
(hawk.fedu.uec.ac.jp) telnet
hawk.fedu.uec.c.jp or ssh -l login_name
hawk.fedu.uec.ac.jp  b)  To browse internet   
netscape www.fedu.uec.ac.jp
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• Command to browse internet   
• netscape www.fedu.uec.ac.jp

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• Messages to Notice board
• www.fedu.uec.ac.jp/isc-msgs
• (isc-sgs_at_fedu.uec.ac.jp)
• Subject should be TRIAL or JUSST or ABROAD
  or LOSTFOUND
• b) Only the e-mails sent from a mail server
  belong to UEC are accepted.
• i.e. email addresses with extension
• .._at_uec.ac.jp
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UEC Notice Boardwww.fedu.uec.ac.jp/isc-msgs
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How an email is sent - The servers in UEC are
connected trough a hierarchical data network as
shown in Fig 1.
 
Fig 1 UEC Network Architecture
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Fig 2 Connected via other Universities
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•  How Japan is connected to the Internet?
•  There are two Gateways in Japan, one in Tokyo
  and the other in Osaka. UEC is connected to the
  Tokyo Gateway and this can be done in two ways

Fig 3 Connected directly
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How Japan is connected to the Internet?