Internal Options/Jitter Buffer; Table 45: Internal Options/Jitter Buffer - Grandstream Networks UCM6510 User Manual

Enable Random Password
Disable Extension Range

INTERNAL OPTIONS/JITTER BUFFER

SIP Jitter Buffer
Enable Jitter Buffer
Firmware Version 1.0.0.5
digits pattern (such as 0000, 1111, 1234, 2345, and etc), or common
digits pattern (such as 111222, 321321 and etc) are not allowed to be
configured as password.
2. Password for extension registration, web GUI admin login, LDAP and
LDAP sync requires alphanumeric characters containing at least
two categories of the following, with a minimum length of 4
characters.

Numeric digits

Lowercase alphabet characters

Uppercase alphabet characters

Special characters
If enabled, random password will be generated when the extension is
created. The default setting is "Yes". It is recommended to enable it for
security purpose.
If set to "Yes", users
pre-configured/configured on the UCM6510. The default setting is "No".
The default extension range assignment is:

User Extensions: 1000-6299

Pick Extensions: 4000-4999

Auto Provision Extensions: 5000-6299

Conference Extensions: 6300-6399

Ring Group Extensions: 6400-6499

Queue Extensions: 6500-6599

Voicemail Group Extensions: 6600-6699

IVR Extensions: 7000-7100

Fax Extensions: 7200-8200
Note:
It is recommended to keep the system assignment to avoid
inappropriate usage and unnecessary issues.

Table 45: Internal Options/Jitter Buffer

Select to enable jitter buffer on the sending side of the SIP channel. The
default setting is "No".
UCM6510 IP PBX User Manual
could disable the extension range
Page 146 of 192