Cisco Cisco Email Security Appliance C160 Betriebsanweisung
3-7
Cisco IronPort AsyncOS 7.5 for Email Configuration Guide
OL-25136-01
Chapter 3 Setup and Installation
SMTP and DNS services must have access to the Internet. For other system
functions, the following services may be required:
functions, the following services may be required:
contains all information about the possible
ports that may need to be opened for proper operation of the Cisco IronPort
appliance. For example, ports in the firewall may need to be opened for
connections:
appliance. For example, ports in the firewall may need to be opened for
connections:
•
from the external clients (MTAs) to the Cisco IronPort appliance
•
to and from groupware servers
•
to the Internet root DNS servers or internal DNS servers
•
to the Cisco IronPort downloads servers for McAfee and Sophos Anti-Virus
updates, Outbreak Filters rules, and updates to AsyncOS
updates, Outbreak Filters rules, and updates to AsyncOS
•
to the NTP servers
•
to LDAP servers
Support Languages
AsyncOS can display its GUI and CLI in any of the following languages:
•
English
•
French
•
Spanish
•
German
Table 3-1
Firewall Ports
•
SMTP: port 25
•
DNS: port 53
•
HTTP: port 80
•
HTTPS: port 443
•
SSH: port 22
•
Telnet: port 23
•
LDAP: port 389 or 3268
•
NTP: port 123
•
LDAP over SSL: port 636
•
LDAP with SSL for Global Catalog queries: port
3269
3269
•
FTP: port 21, data port TCP 1024 and higher
•
IronPort Spam Quarantine: port 6025