I am new in perl, I need Bio::SeqIO to deal with my data recently, so I use cpan, but there is an error that indicating a proxy authentication is needed:

install Bio::SeqIO 
Fetching with LWP:
http://mirrors.163.com/cpan/authors/01mailrc.txt.gz
Proxy authentication needed!
 (Note: to permanently configure username and password run
   o conf proxy_user your_username
   o conf proxy_pass your_password
     )
Username:  
Warning: Term::ReadKey seems not to be available, your password will b
+e echoed to the terminal!
Password:  



Trying with
    /usr/bin/wget -O "/home/zluna/.cpan/sources/authors/01mailrc.txt.g
+z.tmp32465"
to get
    http://mirrors.163.com/cpan/authors/01mailrc.txt.gz
--2014-11-05 20:53:42--  http://mirrors.163.com/cpan/authors/01mailrc.
+txt.gz
Connecting to 117.59.217.228:80... 

connected.
Proxy request sent, awaiting response... Read error (Connection timed 
+out) in headers.
Retrying.

--2014-11-05 21:08:59--  (try: 2)  http://mirrors.163.com/cpan/authors
+/01mailrc.txt.gz
Connecting to 117.59.217.228:80... connected.
Proxy request sent, awaiting response... ^C
    Function system("/usr/bin/wget -O "/home/zluna/.cpan/sources/autho
+rs/01mailrc.txt.gz.tmp32465" "http://mirrors.163.com/cpan/authors/01m
+ailrc.txt.gz" ")
    returned status 0 (wstat 2), left
/home/zluna/.cpan/sources/authors/01mailrc.txt.gz.tmp32465 with size 0
    Warning: no success downloading '/home/zluna/.cpan/sources/authors
+/01mailrc.txt.gz.tmp32465'. Giving up on it.

Proxy authentication needed!
 (Note: to permanently configure username and password run
   o conf proxy_user your_username
   o conf proxy_pass your_password
     )
Username:  ^CCaught SIGINT, trying to continue
^CGot another SIGINT

[download]

After wait for a long time, I have to cancel it. How could I fix the problem?

In reply to I can not install perl modules via LWP by i19870503

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