1POP3TEST(1)                       Cyrus IMAP                       POP3TEST(1)
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NAME

6       pop3test - Cyrus IMAP documentation
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8       Interactive POP3 test program.
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SYNOPSIS

11       pop3test [ -t keyfile ] [ -p port ] [ -m mechanism ] [ -a userid ]
12           [ -u userid ] [ -k num ] [ -l num ] [ -r realm ] [ -f file ]
13           [ -n num ] [ -s ] [ -c ] [ -i ] [ -v ] [ -w passwd ] [ -o option=value ] hostname
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DESCRIPTION

16       This is actually installed as a hard linked copy of imtest(1).
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18       pop3test  is a utility that allows you to authenticate to a POP3 server
19       and interactively issue commands to  it.  Once  authenticated  you  may
20       issue any POP3 command by simply typing it in.  It is capable of multi‐
21       ple SASL authentication mechanisms and handles encryption layers trans‐
22       parently.  This  utility  is often used for testing the operation of an
23       pop3 server. Also those developing POP3 clients find it useful.
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OPTIONS

26       -t keyfile
27              Enable TLS.  keyfile contains the TLS public and  private  keys.
28              Specify  ""  to negotiate a TLS encryption layer but not use TLS
29              authentication.
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31       -p port
32              Port to connect to. If left off this defaults to pop3 as defined
33              in /etc/services.
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35       -m mechanism
36              Force pop3test to use mechanism for authentication. If not spec‐
37              ified, the strongest authentication mechanism supported  by  the
38              server is chosen.  Specify user to use the USER/PASS commands or
39              apop to use the APOP command instead of AUTH.
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41       -a userid
42              Userid to use for authentication; defaults to the current  user.
43              This  is  the  userid whose password or credentials will be pre‐
44              sented to the server for verification.
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46       -u userid
47              Userid to use for authorization; defaults to the  current  user.
48              This  is the userid whose identity will be assumed after authen‐
49              tication.
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51              NOTE:
52                 This is only used with SASL mechanisms  that  allow  proxying
53                 (e.g. PLAIN, DIGEST-MD5).
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55       -k num Minimum protection layer required.
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57       -l num Maximum protection layer to use (0=none; 1=integrity; etc).  For
58              example if you are using the KERBEROS_V4  authentication  mecha‐
59              nism  specifying  0  will  force imtest to not use any layer and
60              specifying 1 will force it  to  use  the  integrity  layer.   By
61              default the maximum supported protection layer will be used.
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63       -r realm
64              Specify  the  realm  to  use.  Certain authentication mechanisms
65              (e.g. DIGEST-MD5) may require one to specify the realm.
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67       -f file
68              Pipe file into connection after authentication.
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70       -n num Number of authentication attempts; default = 1.  The client will
71              attempt  to  do  SSL/TLS  session reuse and/or fast reauth (e.g.
72              DIGEST-MD5), if possible.
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74       -s     Enable POP3 over SSL (pop3s).
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76       -c     Enable challenge prompt callbacks.   This  will  cause  the  OTP
77              mechanism  to  ask  for the the one-time password instead of the
78              secret pass-phrase (library generates the correct response).
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80       -i     Don't send an initial client response for SASL mechanisms,  even
81              if the protocol supports it.
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83       -v     Verbose. Print out more information than usual.
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85       -w passwd
86              Password to use (if not supplied, we will prompt).
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88       -o option=value
89              Set the SASL option to value.
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EXAMPLES

SEE ALSO

93       pop3d(8)
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AUTHOR

96       The Cyrus Team, Nic Bernstein (Onlight)
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99       1993-2017, The Cyrus Team
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1043.0.10                           May 27, 2019                      POP3TEST(1)
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