Samsung Syncmaster Vc240 User Manual

							
3 Network and Call Settings
3.1 Network Settings
Consult your network administrator, and configure the network settings for
the monitor. The IP address can be assigned in one of the following two ways.
Static IP address :
The same IP address will always be assigned to the moni-
tor whenever it is powered on.
Dynamic IP address :
A different IP address will be assigned to the monitor
each time it is powered on.
...
1 Press to open the Setup screen, and select Network.
...
2 To assign a dynamic IP address, setIP AssignmenttoDynamic .
...
3
To assign a static IP address, setIP AssignmenttoStatic , and fill the IP
Address ,Subnet Mask ,Gateway , andDNS Server fields.
...
4 SelectOKto save the new settings.
...
5
You are advised to check that the IP settings are valid; selectNetwork
Test . While the test is performed, the valid items will be indicated by a
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							3.1 Network Settings
whereas the invalid items will be indicated by a .
...
6
Assign the monitor a name so that it can be identified by other devices
connected to the network.
Select Display Name , and enter a name.
The data transmission rate and mode are determined while the monitor tries
to connect to a router. Usually, the monitor is automatically connected; how-
ever, the connection attempt will sometimes fail. When the connection fails,
configure the data transmission rate and mode manually as follows: ...
1 Select
Speed & Duplex .
...
2 Select the LAN port connected to the router.
...
3
Adjust several options alternately until the connection succeeds.
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							3.2 Data Transmission Mode
3.2 Data Transmission Mode
You can make or receive calls using one of the following data transmission
protocols:
• H.323
• Session Initiation Protocol
H.323 Data Transmission
To make calls using the H.323 telephone number mode (E.164), configure the
settings as follows:
...
1 Press to open the Setup screen, and select Network.
...
2 Select Phone Number and enter a number. Dial by user name (alias) is
available in H.323 through the gatekeeper. ...
3
Set
Network Preference toH.323 .
...
4 If an H.323 gatekeeper is available, selectH.323 Settings.
a) SetGatekeeper toOn .
b) Fill the gatekeeper IP in theAddressfield.
c) If data transmission fails due to firewall restrictions, setH.460
Traversal toOn , and fill the H.460 server IP address.
...
5
SelectOKto save the new settings.
SIP Data Transmission
To make calls using the SIP user name mode, configure the settings as follows:
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							3.2 Data Transmission Mode
...
1 Press to open the Setup screen, and go to
Network.
...
2 Select User Name and enter a name. In SIP you can use both name and
number in URI for dialing.
...
3
SetNetwork Preference toSIP . ...
4 Select
SIP Settings .
a) SetSIP Proxy Server toOn .
b) Fill theDisplay Name ,Server Address , andPassword fields.
...
5
SelectOKto save the new settings.
H.323 and SIP modes cannot be used at the same time. To change the
current H.323 mode to SIP, set Network PreferencetoSIP .
NAT Traversal
You can make or receive a call while being connected to ADSL or Cable router
from home or office. The system will use Network Address Translation from
internal IP to External IP. The system will use external HTTP server to dis-
cover the external IP to be used.
The external IP could be changed without note by Internet Service
Provider.
...
1 Press to open the Setup screen and go toNetwork.
...
2 Select and openNAT Traversal.
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							3.3 Call Settings
...
3
Set
NAT Traversal toYes .
...
4 UseNAT Auto Discovery on for system to discover it’s external public
IP automatically.
...
5
Following OK, discovered external public IP will be displayed.
...
6
UseNAT Auto Discovery off for manual enter public IP address.
When NAT Traversal is set toYesthen Gatekeeper andH.460 Traversal
must be set to Offand vise versa.
...
7 OnNetwork selectH.323 Settings and setGatekeeper andH.460
Traversal toOff .
...
8
OnNetwork selectPorts Conflagrations and verify the system
TCP/UDP configured ports are enabled in the router. Refer to system
ports documentation.
When using NAT Traversal you need to set router to port forwarding.
indicates that the LAN cable is not connected. Correct the LAN cable
connection if this symbol appears at the top right corner of the screen.
indicates that an IP address conflict has occurred. Change the IP ad-
dress if this symbol appears at the top right corner of the screen. 3.3 Call Settings
Call Quality
You can adjust the sharpness of your image that is shown to the remote caller.
...
1 Press to open the Setup screen, and go toCall Control.
...
2 SelectCall Quality . The following screen will appear.
...
3
To increase the sharpness, select a high value fromMax Bandwidth.
Use Max Bandwidth to configure the call resolution high definition or
standard definition and call frame rate. For 1024 kbps and above HD
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							3.3 Call Settings
resolution, max frame rate will be used.
...
4 A higher sharpness will compromise simultaneity. For instance, a pic-
ture of you waving a hand will appear delayed for a remote caller. For
simultaneity, set Video ModetoMotion .
...
5
A bad network connection sometimes corrupts the picture, which ap-
pears as a mosaic, during a call. Set SVCtoOn . Clear and normal
picture will be restored. SVC will be take effect while remote system is
capable to support it; for example, RADVISION VC240 and Elite MCU.
...
6
A bad network connection also causes freeze picture during a call. Set
PLC toOn . Video will not freeze in case of severe loss on network.
PLC will be used in case SVC is not active or not supported by remote
system.
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							3.3 Call Settings
Time
Set the clock precisely so your video calls will be logged accurately.
...
1 Press to open the Setup screen, and select Clock.
...
2 The time server will allow the clock to always have the precise time. To
use the time server, set Clock Modeto
On . ...
3
Select the
Time Zone corresponding to your region.
...
4 If Daylight Saving Time is in effect in your region, setDaylight Savings
to On .
...
5
If you do not want to use the time server, selectClock Set, and enter
the date and time manually. Increase or decrease the date or time using
the
or button respectively. Alternatively, manually enter a date
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							3.3 Call Settings
or time using the number keys on the remote.
...
6
InDate Format ,DD indicates the day, MMthe month, and YYYYthe
year. If Date Format is set toDD/MM/YYYY and a call was made on
July 18, 2010, the date will be displayed as 18/07/2010.
...
7 IfTime Format is set to12 Hours and a call was made at 6:24 p.m., the
time will be displayed as PM 06:24. If you do not want to display AM
or PM, set Time Format to24 Hours . Then the time will be displayed as
18:24 .
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							3.3 Call Settings
Camera
Your picture may appear too dark or bright, or different in color for your
remote caller, depending on your ambient light intensity. Change several
settings so the remote caller can see you clearly:
...
1 Press to open the Setup screen, and go to Camera.
...
2 Select the correct frequency from Power Frequency. Otherwise, the pic-
ture may continually move upward.
...
3
SetWhite Balance toManual , and adjust the white balance. However, it is best to select
Autofor most occasions.
...
4 SetBrightness toManual , and adjust the brightness. However, it is best
to select Autofor most occasions.
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							3.3 Call Settings
...
5
Rotating your monitor to a vertical orientation will rotate the camera,
and thus your image will appear rotated on the remote caller ’s screen.
To resolve this, the remote caller should also rotate his monitor to a
vertical orientation, and you and the remote caller should set Flipto
Horiz. + Verti.
White Balance is used to generally adjust the color intensity for making
the brightest area in the picture white.
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