User`s guide

Configuration through the web interface
70
Simple Network Management
Protocol (SNMP)
Managing and monitoring the Digi device.
To run SNMP in a more secure manner, note that SNMP
allows for “sets” to be disabled.This securing is done in
SNMP itself, not through this command.
If disabled, SNMP services such as traps and device
information are not used.
161
Telnet Server Allows users an interactive Telnet session to the Digi
device’s command-line interface.
If disabled, users cannot Telnet to the device.
23
Telnet Passthrough Allows a Telnet connection directly to the serial port, often
referred to as reverse Telnet.
2001
Transmission Control Protocol
(TCP) Echo
Used for testing the ability to send and receive over a TCP
connection, similar to a ping.
7
Transmission Control Protocol
(TCP) Passthrough
Allows a raw socket connection directly to the serial port,
often referred to as reverse sockets.
2101
User Datagram Protocol (UDP)
Echo
Used for testing the ability to send and receive over a UDP
connection, similar to a ping.
7
User Datagram Protocol (UDP)
Passthrough
Allows raw data to be passed between the serial port and
UDP datagrams on the network.
2101
Web Server, also known as
HyperText Transfer Protocol
(HTTP)
Access to web pages for configuration that can be secured
by requiring a user login.
HTTP and HTTPS, below, are also referred to as Web
Server or Secure Web Server. These services control the
use of the web interface. If HTTP and HTTPS are
disabled, device users cannot use the web interface to
configure, monitor, and administer the device.
80
Secure Web Server, also known as
HyperText Transfer Protocol over
Secure Socket Layer (HTTPS)
Access to web pages for configuration that can be secured
by requiring a user login, with encryption for greater
security.
443
Service Services provided Default
network
port number