Grandstream Networks GRP261 Series Administration Guide

P a g e | 103
GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
Disable SSH
Disables SSH access. The default setting is “No”.
SSH Public Key
This option allows you to use authentication keys for SSH access. The public
key should be loaded to phone’s web UI while the private key should be used
in the SSH tool side.
Note: This will allow upcoming SSH access without password.
Web/Keypad/Restrict
mode Lockout
Duration
Specifies the time in minutes that the web or LCD login interface will be locked
out to user after five login failures. This lockout time is used for web login,
STAR keypad unlock, and LCD restrict mode admin login. Range is 0-60
minutes. The default setting is “5”.
Web Session
Timeout
Configures timer to logout web session during idle. The valid range is 2-60 min.
The default value is 10 min
Web Access Attempt
Limit
Configures attempt limit before lockout. The valid range is 1 – 10. The default
value is “5”.
Maintenance  Security Settings Trusted CA Certificates
Trusted CA
Certificates
(1 – 6)
Allows to upload and delete the CA Certificate file to phone.
Note: Users can either upload the file directly from web or they can choose to
provision it from their cfg.xml file.
Load CA Certificates
Phone will verify the server certificate based on the built-in, custom or both
trusted certificates list. The default setting is “Default Certificates”.
MaintenanceSecurity Settings Keypad Lock
Enable Keypad
Locking
If set to “Yes” the keypad can be locked either manually by pressing for 4
seconds * key or pressing a VPK/MPK which set to “keypad lock” mode, also
the keypad will be locked automatically after the configured timer. The default
setting is “No”.
Keypad Lock Type
 If set to "Functional Keys", only "Functional Keys" will be locked but you
are still allowed to dial out emergency calls
 If set to "All Keys", all keys will be locked and no emergency calls are
allowed.
The default setting is “All Keys”.
Password to
Lock/Unlock
Set the password to Unlock the keypad.
Keypad Lock Timer
Configure the idle screen timer after which the keypad will be automatically
locked. The valid range is 0 – 3600. The default value is “0”.
Emergency
Enter list of allowed emergency numbers when keypad is locked (separate the

Grandstream Networks GRP261 Series Specifications

General

Brand	Grandstream Networks
Model	GRP261 Series
Category	IP Phone
Language	English