ganda

[root@cent ~]# ping mail.grandecom.net
PING mail.grandecom.net (66.90.130.75) 56(84) bytes of data.
64 bytes from mx3.lsn.net (66.90.130.75): icmp_seq=1 ttl=59 time=28.9 ms
64 bytes from mx3.lsn.net (66.90.130.75): icmp_seq=2 ttl=59 time=28.7 ms
64 bytes from mx3.lsn.net (66.90.130.75): icmp_seq=3 ttl=59 time=15.0 ms

--- mail.grandecom.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2109ms
rtt min/avg/max/mdev = 15.083/24.249/28.941/6.483 ms
[root@cent ~]# nslookup mail.grandecom.net
Server:         192.168.1.1
Address:        192.168.1.1#53

Name:   mail.grandecom.net
Address: 66.90.130.75
Name:   mail.grandecom.net
Address: 66.90.130.73
Name:   mail.grandecom.net
Address: 66.90.130.74

[root@cent ~]# telnet mail.grandecom.net 25
Trying 66.90.130.75...
Connected to mail.grandecom.net (66.90.130.75).
Escape character is '^]'.
220 mx3.lsn.net ESMTP Grandemail 8.13.5/8.13.5; Wed, 14 Apr 2010 11:48:55 -0500
ehlo mail.grandecom.net
250-mx3.lsn.net Hello 24-155-13-116.dyn.grandenetworks.net [24.155.13.116], pleased to meet you
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-8BITMIME
250-SIZE 50000000
250-DSN
250-ETRN
250-DELIVERBY
250 HELP
quit
221 2.0.0 mx3.lsn.net closing connection
Connection closed by foreign host.
[root@cent ~]# postconf -n
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
command_directory = /usr/sbin
config_directory = /etc/postfix
content_filter = amavisfeed:[127.0.0.1]:10024
daemon_directory = /usr/libexec/postfix
debug_peer_level = 2
home_mailbox = Maildir/
html_directory = no
inet_interfaces = all
mail_owner = postfix
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mydestination = gandacomputers.com, localhost.gandacomputers.com, localhost
mydomain = gandacomputers.com
myhostname = mail.gandacomputers.com
mynetworks = 192.168.1.0/24, 127.0.0.0/8, 24.155.13.0/23
myorigin = gandacomputers.com
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.3.3/README_FILES
relayhost = [mail.grandecom.net]:25
sample_directory = /usr/share/doc/postfix-2.3.3/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_banner = $myhostname ESMTP $mail_name
unknown_local_recipient_reject_code = 550