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PORT NUMBERS
A "Port" on an IP device is a concept that allows traffic to be mapped within a device's address to a
specific process running in that device. A Port number forms part of a data packet's IP address, but is
often set by convention, depending on the protocol that the packet uses. For example, HTTP traffic by
convention uses port
If a port is specified (e.g. port
instead. This allows the device to communicate on multiple protocols at the same time.
Some of the services associated with port numbers include:
Service
SMTP
DNS
DHCP
HTTP
HTTPS
BACnet/IP
Some of the port numbers recognized by
Web UI at
Communications
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Subject to change without notice
WWW.CYLON.COM
. If no port is specified in the IP address for HTTP traffic, port 80 will be assumed.
80
as in the address
8080
Protocol
TCP
TCP, UDP
UDP
TCP
TCP
UDP
CBXi
are shown below. These can be changed in the controllers
>
>
Serial Ports
IP Ports
CBXi IP Controller |
.
.
.
:
), the specified port will be used
192
168
100
33
8080
Default Port
Number
25
53
67
80
443
47808
IP Networking
9
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