Tengo configurado sendmail 8.11.2 en Suse 7.1. Puedo enviar correo perfectamente, pero no puedo recibir correo externo. 1. Tengo el puerto 25 habilitado, haciendo un neststat, se puede ver: tcp 0 0 *:smtp *:* LISTEN 2. Tengo reglas de ipchains indicadas en el archivo firewall-masq, que es que utiliza el programa de conexion para ADSL roare p.... y ejecutando ipchains -L, obtengo: Chain input (policy ACCEPT): target prot opt source destination ports DENY all ------ localhost anywhere n/a DENY all ------ anywhere localhost n/a DENY all ------ 10.0.0.0/8 anywhere n/a DENY all ------ anywhere 10.0.0.0/8 n/a DENY all ------ 172.16.0.0/16 anywhere n/a DENY all ------ anywhere 172.16.0.0/16 n/a DENY all ------ 192.168.0.0/24 anywhere n/a DENY all ------ anywhere 192.168.0.0/24 n/a DENY all ------ 255.255.255.255 anywhere n/a DENY all ------ anywhere 0.0.0.0 n/a ACCEPT tcp ------ anywhere anywhere 1024:65535 -> http ACCEPT tcp !y---- anywhere anywhere http -> 1024:65535 ACCEPT tcp ------ anywhere anywhere 1024:65535 -> telnet ACCEPT tcp ------ 192.168.0.0/24 mi.dominio.com 1024:65535 -> pop3 ACCEPT tcp ------ 192.168.0.0/24 !mi.dominio.com 1024:65535 -> pop3 ACCEPT tcp !y---- !mi.dominio.com 0.0.0.0 pop3 -> 1024:65535 ACCEPT tcp ------ !mi.dominio.com 0.0.0.0 1024:65535 -> pop3 ACCEPT tcp ------ 192.168.0.0/24 mi.dominio.com 1024:65535 -> smtp ACCEPT tcp ------ 192.168.0.0/24 !mi.dominio.com 1024:65535 -> smtp ACCEPT tcp !y---- !mi.dominio.com 0.0.0.0 smtp -> 1024:65535 ACCEPT tcp ------ !mi.dominio.com 0.0.0.0 1024:65535 -> smtp ACCEPT tcp !y---- 192.168.0.0/24 mi.dominio.com smtp -> 1024:65535 ACCEPT tcp ------ anywhere anywhere 1024:65535 -> ftp ACCEPT tcp !y---- anywhere anywhere 1024:65535 -> ftp-data ACCEPT tcp ------ anywhere anywhere 1024:65535 -> 1024:65535 DENY udp ----l- anywhere anywhere any -> 0:1023 DENY tcp ----l- anywhere anywhere any -> 0:1023 DENY icmp ----l- anywhere anywhere echo-request Chain forward (policy DENY): target prot opt source destination ports user_msq all ------ 192.168.0.0/24 anywhere n/a MASQ all ------ anywhere anywhere n/a MASQ all ------ anywhere anywhere n/a MASQ tcp ------ 192.168.0.0/24 !mi.dominio.com 1024:65535 -> pop3 MASQ tcp ------ 192.168.0.0/24 !mi.dominio.com 1024:65535 -> smtp Chain output (policy ACCEPT): target prot opt source destination ports REJECT all ------ anywhere mi.dominio.com n/a REJECT all ------ localhost anywhere n/a REJECT all ------ anywhere localhost n/a REJECT all ------ 10.0.0.0/8 anywhere n/a REJECT all ------ anywhere 10.0.0.0/8 n/a REJECT all ------ 172.16.0.0/16 anywhere n/a REJECT all ------ anywhere 172.16.0.0/16 n/a REJECT all ------ 192.168.0.0/24 anywhere n/a REJECT all ------ anywhere 192.168.0.0/24 n/a ACCEPT tcp !y---- anywhere anywhere http -> 1024:65535 ACCEPT tcp ------ anywhere anywhere 1024:65535 -> http ACCEPT tcp !y---- anywhere anywhere telnet -> 1024:65535 ACCEPT tcp !y---- mi.dominio.com 192.168.0.0/24 pop3 -> 1024:65535 ACCEPT tcp !y---- !mi.dominio.com 192.168.0.0/24 pop3 -> 1024:65535 ACCEPT tcp ------ 0.0.0.0 !mi.dominio.com 1024:65535 -> pop3 ACCEPT tcp !y---- 0.0.0.0 !mi.dominio.com pop3 -> 1024:65535 ACCEPT tcp !y---- mi.dominio.com 192.168.0.0/24 smtp -> 1024:65535 ACCEPT tcp !y---- !mi.dominio.com 192.168.0.0/24 smtp -> 1024:65535 ACCEPT tcp ------ 0.0.0.0 !mi.dominio.com 1024:65535 -> smtp ACCEPT tcp !y---- 0.0.0.0 !mi.dominio.com smtp -> 1024:65535 ACCEPT tcp ------ mi.dominio.com 192.168.0.0/24 1024:65535 -> smtp ACCEPT tcp !y---- anywhere anywhere ftp -> 1024:65535 ACCEPT tcp ------ anywhere anywhere ftp-data -> 1024:65535 ACCEPT tcp !y---- anywhere anywhere 1024:65535 -> 1024:65535 - tcp ------ anywhere anywhere any -> telnet - tcp ------ anywhere anywhere any -> ftp - tcp ------ anywhere anywhere ftp-data -> any Chain user_msq (1 references): target prot opt source destination ports MASQ all ------ anywhere anywhere n/a Alquien que me pueda orientar en donde radica el problema ? -- Saludos Raul H. Lapitzondo rlapitz@arnet.com.ar