QX50/QX200/QX2000; (SW Version 6.0.x) 15
QX50/QX200/QX2000 Manual II: Administrator’s Guide
Needed Bandwidth for Encrypted Packets when using a SRTP:
Size in
msec.
Needed bandwidth in kbit/s using the Codecs:
G.711u
G.711a
G.726-16
G.726-24
G.726-32
G.726-40
G.729a
iLBC-13.33
G.722
G.722.1
Required Bandwidth for Encrypted Packets when a VPN is used:
Packet
Size in
Needed bandwidth in kbit/s using the Codecs:
G.711u
G.711a
G.726-16
G.726-24
G.726-32
G.726-40
G.729a
iLBC-13.33
G.722
G.722.1
Date and Time Settings
The Date and Time page provides information about the current system time and date. The settings may be updated through the international time and
date servers.
Time is used to set the local time (hour, minute).
Date is used to set the date (month, day, year).
Enable Simple Network Time Protocol Server
enables the
SNTP (Simple Network Time Protocol) server on QX IP PBX,
thus QX IP PBX becomes the timeserver for its LAN.
Enable Simple Network Time Protocol Client enables the
SNTP client on the QX IP PBX, thus QX IP PBX becomes a client
to an external timeserver. A checkbox disables Date and Time
drop down lists and enables the following parameters:
The SNTP Servers table lists all defined NTP Servers.
The Add functional button opens an Add SNTP Server page
where a new NTP server can be defined. This page offers the
NTP Server radio buttons that are used to choose between a
manual and a predefined NTP server.
• Manual requires the NTP server’s
Qualified Domain Name) or its IP address.
• Predefined is used to select the NTP server’s host
address from the drop down list, where the most
common NTP servers are listed.
Fig.II- 11: Date and Time Settings page