ETAS
Troubleshooting Problems
ES523.1
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User Guide
37
If a firewall is blocking communication to ETAS hardware, you must either dis
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able the firewall software while working with ETAS software, or the firewall
must be configured to give the following permissions:
• Outgoing limited IP broadcasts via UDP (destination IP
255.255.255.255) for the destination port 17099 or 18001
• Incoming limited IP broadcasts via UDP (destination IP
255.255.255.255, originating from source IP 0.0.0.0) for destination port
18001
• Directed IP broadcasts via UDP to the network configured for the ETAS
application, destination ports 17099 or 18001
• Outgoing IP unicasts via UDP to every IP address in the network config
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ured for the ETAS application, destination ports 17099 to 18020
• Incoming IP unicasts via UDP originating from any IP address in the net
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work configured for the ETAS application, originating ports 17099 to
18020, destination ports 17099 to 18020
• Outgoing TCP/IP connections to the network configured for the ETAS
application, destination ports 18001 to 18020
In Windows XP and Vista, a Personal Firewall program is part of the scope of
delivery and enabled by default. On many other systems, similar programs
from independent providers can frequently be found, such as Symantec, McA
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fee or BlackIce. The procedure for the configuration of ports may differ in the
various programs. More detailed information can be found in the user docu
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mentation of your firewall program.
Below is a sample description about how to configure the Windows XP firewall
if the hardware access under Windows XP with Service Pack 2 is being blocked.
Solution for Windows XP Firewall, user with administrator rights
If you have administrator rights on your PC, the following dialog window opens
if the firewall blocks an ETAS product.
NOTE
The ports to be used in a specific case depend on the hardware used. For
more detailed information about the port numbers to be used, see the
respective hardware documentation.