POPPER(8) UNIX System Manager's Manual POPPER(8) NNAAMMEE ppooppppeerr - POP3 server SSYYNNOOPPSSIISS ppooppppeerr [--kk] [--aa _n_o_n_e|otp] [--tt _f_i_l_e] [--TT _s_e_c_o_n_d_s] [--dd] [--ii] [--pp _p_o_r_t] [----aaddddrreessss--lloogg==_f_i_l_e] DDEESSCCRRIIPPTTIIOONN ppooppppeerr serves mail via the Post Office Protocol. Supported options in- clude: --aa _n_o_n_e|otp, ----aauutthh--mmooddee==_n_o_n_e|otp tells ppooppppeerr what authentication modes are acceptable, passing _o_t_p disables clear text passwords. Otp doesn't disable Kerberos authentication, only cleartext passwords. ----aaddddrreessss--lloogg==_f_i_l_e logs the addresses of all clients to the specified file --dd, ----ddeebbuugg enables more verbose log messages --ii, ----iinntteerraaccttiivvee when not started by inetd, this flag tells ppooppppeerr that it has to create a socket by itself --kk, ----kkeerrbbeerrooss tells ppooppppeerr to use the Kerberos for authentication. --pp _p_o_r_t, ----ppoorrtt==_p_o_r_t port to listen to, in combination with --ii --tt _f_i_l_e, ----ttrraaccee--ffiillee==_f_i_l_e trace all commands to file --TT _s_e_c_o_n_d_s, ----ttiimmeeoouutt==_s_e_c_o_n_d_s set timeout to something other than the default of 120 seconds SSEEEE AALLSSOO push(8), movemail(8) SSTTAANNDDAARRDDSS RFC1939 (Post Office Protocol - Version 3) AAUUTTHHOORRSS The server was initially developed at the University of California, Berkeley. Many changes have been made as part of the KTH Kerberos distributions. HEIMDAL April 16, 2003 1