400HD Series IP Phones
Administrator's Manual 168 Document #: LTRT-11973
8.5 Enabling Remote Management
8.5.1 Enabling Telnet Access
Telnet access can be enabled using the configuration file.
Note: Opening a Telnet connection in an external network is strongly inadvisable due to
the widely recognized vulnerability of the protocol.
To configure Telnet:
• Use the table as reference.
Table 8-3: Telnet Parameters
Parameter Description
Note: To add a value to these parameters, enter management/ followed by the parameter name,
equal sign and then the value (e.g.
management/telnet/enabled
=0).
management/telnet/enabled Enables telnet access to the phone.
0 Disable (default)
1 Enable
The user name and password for telnet access are according to
the parameters: system/user_name and system/password.
8.5.2 Enabling SSH Access
Secure Shell (SSH) protocol can be configured for secure remote login to the 450HD,
C450HD and 445HD phones and the HRS. Network administrators can use configuration file
parameter ‘management/ssh/enabled’ to enable the feature (by default, it is set to 0, i.e.,
disabled).
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