hosts.equiv(5) File Formats Manual hosts.equiv(5) hosts.equiv - , "" r- /etc/hosts.equiv r- (, rlogin, rsh rcp) . : +|[-]hostname|+@netgroup|-@netgroup [+|[-]username|+@netgroup|-@netgroup] hostname , . , , . hostname () (+). , . - , hostname (-). , . (FQDN) . username ( root) . , . username () (+). - , username (-). , , . @ . , (+). , , " "! /etc/hosts.equiv , root . , . Pluggable Authentication Modules ( PAM) ( ). PAM , << >>, promiscuous auth PAM ( rlogin). /etc/host.equiv ~/.rhosts. : + host : host : +host , . host: host + : , . user host -root : host user host, baduser: host -baduser host host: -host : -host -user . , netgroup: +@netgroup netgroup: -@netgroup netgroup host -root : host +@netgroup , baduser, , netgroup: +@netgroup -baduser +@netgroup : , . rhosts(5), rlogind(8), rshd(8) () Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () . Linux man-pages 6.18 8 2026 . hosts.equiv(5)