ZyXEL Communications OLT-1308, User Manual, Page: 90 / 314

Chapter 7 Basic Setting
OLT-1308 Series User’s Guide
90
Maximum
Downstream
Bandwidth
This field is applicable when you select Downstream Policing . Downstream
traffic refers to traffic from the OLT to the ONU.
Specify the maximum downstream bandwidth allowed for the ONU.
The number you entered is multiplied by 64.
Maximum
Downstream Burst
Size
This field is applicable when you select Downstream Policing . Downstream
traffic refers to traffic from the OLT to the ONU.
Specify the maximum downstream burst size that an ONU is allowed to send
for a single traffic burst. This assigns more bandwidth to the ONU for a short
burst period without changing the profile settings.
Downstream Policing per Queue
Active Select Active to apply the bandwidth limit to the upstream traffic on the queues
then configure the settings in the field below. Downstream traffic refers to traffic
from the OLT to the ONU.
Maximum Queue 0
Bandwidth
Specify the maximum downstream bandwidth for packets in queue 0.
The number you entered is multiplied by 100.
Maximum Queue 1
Bandwidth
Specify the maximum downstream bandwidth for packets in queue 1.
The number you entered is multiplied by 100.
Maximum Queue 2
Bandwidth
Specify the maximum downstream bandwidth for packets in queue 2.
The number you entered is multiplied by 100.
Maximum Queue 3
Bandwidth
Specify the maximum downstream bandwidth for packets in queue 3.
The number you entered is multiplied by 100.
Downstream Priority Queue Size
Active Select Active to set the queue size for the downstream traffic.
Queue 0 Size Specify the size (in byte) for queue 0.
The number you entered is multiplied by 128.
Queue 1 Size Specify the size (in byte) for queue 1.
The number you entered is multiplied by 128.
Queue 2 Size Specify the size (in byte) for queue 2.
The number you entered is multiplied by 128.
Queue 3 Size Specify the size (in byte) for queue 3.
The number you entered is multiplied by 128.
ONU PHY Configuration
Power Down Select this option to disable the connection to the ONU.
Speed/Duplex Select the link speed and duplex mode ( 10M/Half , 10M/Full , 100M/Half , 100M/
Full or 1000M / Full ) for the connection to the ONU.
Auto-negotiation Select this option to establish the connection to the ONU using auto-negotiation
for the link speed and duplex mode.
Flow Control IEEE802.3x flow control is used in full duplex mode to send a pause signal to
the sending port, causing it to temporarily stop sending signals when the
receiving port memory buffers fill.
Select this option to enable flow control for the connection to the ONU.
Address Learning MAC address learning reduces outgoing broadcast traffic. For MAC address
learning to occur on a port, the port itself must be active with address learning
enabled.
Table 20 EPON Setup: Profile Setup (continued)
LABEL DESCRIPTION