[Postfixbuch-users] mails senden vom client

[jan.dinger at arcor.de]

postfix funst wunderbar bis auf mails vom client aus ver sende outlook ist mein cliennt 

fehlermeldung:

Die Nachricht konnte nicht gesendet werden, da einer der Empfänger vom Server nicht akzeptiert wurde. Die nicht akzeptierte E-Mail-Adresse ist "jan.dinger at arcor.de". Betreff 'test', Konto: 'server.ugly.com', Server: 'smtp.ugly.com', Protokoll: SMTP, Serverantwort: '554 <jan.dinger at arcor.de>: Relay access denied', Port: 25, Secure (SSL): Nein, Serverfehler: 554, Fehlernummer: 0x800CCC79

mein postconf -n

alias_maps = hash:/etc/aliases
biff = no
canonical_maps = hash:/etc/postfix/canonical
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/lib/postfix
debug_peer_level = 2
defer_transports = 
disable_dns_lookups = no
html_directory = /usr/share/doc/packages/postfix/html
inet_interfaces = all
mail_owner = postfix
mail_spool_directory = /var/mail
mailbox_command = 
mailbox_size_limit = 0
mailbox_transport = 
mailq_path = /usr/bin/mailq
manpage_directory = /usr/share/man
masquerade_classes = envelope_sender, header_sender, header_recipient
masquerade_domains = 
masquerade_exceptions = root
message_size_limit = 10240000
mydestination = $myhostname, localhost.$mydomain
myhostname = gaming2.net
newaliases_path = /usr/bin/newaliases
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/packages/postfix/README_FILES
relayhost = server-2.gaming2.net
relocated_maps = hash:/etc/postfix/relocated
sample_directory = /usr/share/doc/packages/postfix/samples
sender_canonical_maps = hash:/etc/postfix/sender_canonical
sendmail_path = /usr/sbin/sendmail
setgid_group = maildrop
smtp_sasl_auth_enable = no
smtp_use_tls = no
smtpd_client_restrictions = 
smtpd_helo_required = no
smtpd_helo_restrictions = 
smtpd_recipient_restrictions = permit_mynetworks,reject_unauth_destination
smtpd_sasl_auth_enable = no
smtpd_sender_restrictions = hash:/etc/postfix/access
smtpd_use_tls = no
strict_rfc821_envelopes = no
transport_maps = hash:/etc/postfix/transport
unknown_local_recipient_reject_code = 550

bitte helft mir