User's Manual

Chapter 28 Bandwidth Management
ZyWALL USG 20/20W User’s Guide
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The following table describes the labels in this screen.
Table 132 Configuration > Bandwidth Management
LABEL DESCRIPTION
Create new
Object
Use to configure any new settings objects that you need to use in this
screen.
Enable Select this check box to turn on this policy.
Destination
Port
Use this field to specify a specific port number to which to apply this
policy. Type zero, if this policy applies for every port number.
Schedule Select a schedule that defines when the policy applies or select Create
Object to configure a new one (see Chapter 36 on page 567 for details).
Otherwise, select any to make the policy always effective.
User Select a user name or user group to which to apply the policy. Use
Create new Object if you need to configure a new user account (see
Section 33.2.1 on page 542 for details). Select any to apply the policy
for every user.
From Select the source zone of the traffic to which this policy applies.
To Select the destination zone of the traffic to which this policy applies.
Source Select a source address or address group for whom this policy applies.
Use Create new Object if you need to configure a new one. Select any
if the policy is effective for every source.
Destination Select a destination address or address group for whom this policy
applies. Use Create new Object if you need to configure a new one.
Select any if the policy is effective for every destination.
Protocol Select the protocol for which this condition applies. Choices are: TCP
and UDP. Select any to apply the policy to both TCP and UDP traffic.
DSCP Marking Set how the ZyWALL handles the DSCP value of the outgoing packets
that match this policy. Inbound refers to the traffic the ZyWALL sends to
a connection’s initiator. Outbound refers to the traffic the ZyWALL sends
out from a connection’s initiator.
Select one of the pre-defined DSCP values to apply or select User
Defined to specify another DSCP value. The “af” choices stand for
Assured Forwarding. The number following the “af” identifies one of four
classes and one of three drop preferences. See Assured Forwarding (AF)
PHB for DiffServ on page 309 for more details.
Select preserve to have the ZyWALL keep the packets’ original DSCP
value.
Select default to have the ZyWALL set the DSCP value of the packets to
0.
Bandwidth
Management
Configure these fields to set the amount of bandwidth the application
can use.