ZyXEL Communications P-660H-T1 v3s, Руководство пользователя

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Chapter 13 Quality of Service (QoS)
P-660H-T1v3s User’s Guide
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The following table describes the labels in this screen.
13.3 QoS Technical Reference
This section provides some technical background information about the topics
covered in this chapter.
13.3.1 IEEE 802.1p
IEEE 802.1p specifies the user priority field and defines up to eight separate traffic
types. The following table describes the traffic types defined in the IEEE 802.1d
standard (which incorporates the 802.1p).
Table 40 Advanced Setup > QoS > QoS Settings Summary
LABEL DESCRIPTION
Rules
# This is the rule’s index number.
Active This shows whether the rule is enabled or disabled.
Physical Ports This is the physical port associated with the rule.
Destination MAC
and IP/Mask
Port Ranges
This is the port range for destination MAC address and IP address.
Source MAC and
IP/Mask Port
Ranges
This is the port range for source MAC address and IP address.
Protocol ID This is the protocol ID associated with the rule.
VLAN ID This is the VLAN ID associated with the rule.
IPP/TOS (DSCP) This shows the IPP/TOS or DSCP settings.
802.1p
This is the 802.1p priority level.
Actions
IPP/TOS (DSCP)
Remarking
The P-660H-T1v3s re-assigns the priority values specified in this
field to matched traffic.
802.1p
Remarking
The P-660H-T1v3s re-assigns the priority levels specified in this field
to matched traffic.
Queue # The P-660H-T1v3s assigns the queue level specified in this field to
matched traffic.
Table 41 IEEE 802.1p Priority Level and Traffic Type
PRIORITY
LEVEL
TRAFFIC TYPE
Level 7 Typically used for network control traffic such as router configuration
messages.
Level 6 Typically used for voice traffic that is especially sensitive to jitter (jitter is the
variations in delay).