The Bandwidth Management Add/Edit Screen - ZyXEL Communications ZyWall ATP series User Manual

23.2.1 The Bandwidth Management Add/Edit Screen

The Configuration > Bandwidth Management Add/Edit screen allows you to create a new condition or
edit an existing one.
802.1P Marking
Use 802.1P to prioritize outgoing traffic from a VLAN interface. The Priority Code is a 3-bit field within a
802.1Q VLAN tag that's used to prioritize associated outgoing VLAN traffic. "0" is the lowest priority level
and "7" is the highest.
Table 174 Single Tagged 802.1Q Frame Format
Table 175 802.1Q Frame
DA
SA
TPID
VID
The following table is a guide to types of traffic for the priority code.
Table 176 Priority Code and Types of Traffic
PRIORITY
0 (lowest)
1
2
3
4
5
6
7 (highest)
To access this screen, go to the Configuration > Bandwidth Management screen (see
page 430), and click either the Add icon or an Edit icon.
Figure 298 Configuration > Bandwidth Management > Edit (For the Default Policy)
Chapter 23 BWM (Bandwidth Management)
DA SA TPID
Destination Address
Source Address
Tag Protocol IDentifier
VLAN ID
TRAFFIC TYPES
Background
Best Effort
Excellent Effort
Critical Applications
Video, less than 100 ms latency and jitter
Voice, less than 10 ms latency and jitter
Internetwork Control
Network Control
ZyWALL ATP Series User's Guide
Priority VID Len/Etype
Priority
Len/Etype
Data
FCS
433
Data FCS IEEE 802.1Q customer
tagged frame
802.1p Priority
Length and type of Ethernet frame
Frame data
Frame Check Sequence
Section 23.2 on