Qos Setup Menu - Sony PCS-XG80 Operating Instructions Manual

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QoS Setup Menu

Specifies the functions for providing
optimum consistent communication.
Notes
• When "Lip Sync" is set to "Off" in the Audio
setup menu, you cannot change the setting
for "Adaptive Rate Control (ARC)", "Packet
Resend Request (ARQ)" or "Forward Error
Correction (FEC)".
• When "Adaptive Rate Control (ARC)",
"Packet Resend Request (ARQ)" or
"Forward Error Correction (FEC)" is set to
"On", you cannot set "Lip Sync" to "Off" in
the Audio setup menu.
QoS1
Basic Setup
Adaptive Rate Control (ARC)
Allows you to select whether to always
optimize the LAN bandwidth.
On: Always optimizes the LAN bandwidth.
Off: Does not optimize the LAN bandwidth.
Auto Bandwidth Detection
Allows you to select whether you use the
Auto Bandwidth Detection feature.
On: Enables the Auto Bandwidth Detection
feature.
Off: Disables the Auto Bandwidth Detection
feature.
TCP Port Number
Enter the fixed TCP port number.
UDP Port Number
Enter the fixed UDP port number.
For details on the port numbers used on the
system, see "List of Port Numbers Used on
the PCS-XG80/XG80S/XG55/XG55S/XA80/
XA55" on page 262.
Packet Resend Request (ARQ)
Allows you to select whether to request
packet to be resent when packet losses occur
during communication.
On: Requests packets to be resent.
Off: Does not request packets to be resent.
Note
When a multipoint connection is made among
six points with "Packet Resend Request
(ARQ)" set to "On", the maximum bandwidth
to be used is restricted to 7 Mbps.
ARQ Buffering Time
Set the buffering time used for "Packet
Resend Request".
You can select from among "300ms",
"150ms", "80ms", "Auto" and "Custom".
When "Custom" is selected, you can specify
any buffering time.
ARQ Buffering Time
Enter the buffering time (50 ms to 999 ms)
when you select "Custom" in "ARQ
Buffering Time".
Forward Error Correction (FEC)
Allows you to select whether received
packets are identified with an error
correction mark.
On: Identifies with an error correction mark.
Off: Not identify with an error correction
mark.
Note
When "Forward Error Correction (FEC)" is set
to "On", the maximum bandwidth to be used is
restricted to 8 Mbps.
FEC Redundancy
Allows you to set redundancy of the packet
used for the Forward Error Correction
(FEC).
You can select from among "8", "4", "2" and
"Auto". When you select "8", "4" and "2",
the communication bit rate may be different
from the specified value.
Audio Duplex Transmission
Allows you to select whether to
automatically transmit audio in double when
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