ZyXEL Communications P-2802H-I Series, Руководство пользователя

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Chapter 17 Quality of Service (QoS)
P-2802H(W)(L)-I Series User’s Guide
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Tag Configuration
DSCP Value Select Same to keep the DSCP fields in the packets.
Select Auto to map the DSCP value to 802.1 priority level automatically.
Select Mark to set the DSCP field with the value you configure in the field
provided.
802.1Q Tag Select Same to keep the priority setting and VLAN ID of the frames.
Select Auto to map the 802.1 priority level to the DSCP value automatically.
Select Remove to delete the priority queue tag and VLAN ID of the frames.
Select Mark to replace the 802.1 priority field and VLAN ID with the value you
set in the fields below.
Select
Add to treat all matched traffic untagged and add a second priority queue
tag and VLAN.
Ethernet Priority Select a priority level (between 0 and 7) from the drop down list box.
VLAN ID Specify a VLAN ID number between 2 and 4094.
Filter Configuration Use the following fields to configure the criteria for traffic classification.
Source
Address Select the check box and enter the source IP address in dotted decimal notation
and the source subnet mask. A blank source IP address means any source IP
address. Refer to the appendix for more information on IP subnetting.
Port Select the check box and enter the port number of the source. 0 means any
source port number. See Appendix E on page 373 for some common services
and port numbers.
Destination
Address Select the check box and enter the destination IP address in dotted decimal
notation and the destination subnet mask. Refer to the appendix for more
information on IP subnetting.
Port Select the check box and enter the port number of the destination. 0 means any
source port number. See Appendix E on page 373 for some common services
and port numbers.
Others
Service This field simplifies classifier configuration by allowing you to select a predefined
application. When you select a predefined application, you do not configure the
rest of the filter fields.
SIP (Session Initiation Protocol) is a signaling protocol used in Internet
telephony, instant messaging and other VoIP (Voice over IP) applications. Select
the check box and select VoIP(SIP) from the drop-down list box to configure this
classifier for traffic that uses SIP.
File Transfer Protocol (FTP) is an Internet file transfer service that operates on
the Internet and over TCP/IP networks. A system running the FTP server
accepts commands from a system running an FTP client. The service allows
users to send commands to the server for uploading and downloading files.
Select the check box and select FTP from the drop-down list box to configure
this classifier for FTP traffic.
Protocol Select this option and select the protocol ( TCP or UDP ) or select User defined
and enter the protocol (service type) number. 0 means any protocol number.
Packet Length Select this option and enter the minimum and maximum packet length (from 28
to 1500) in the fields provided.
DSCP Select this option and specify a DSCP (DiffServ Code Point) number between 0
and 63 in the field provided.
Table 102 QoS Class Configuration (continued)
LABEL DESCRIPTION