Bwm (Bandwidth Management); Overview; What You Can Do In This Chapter; What You Need To Know - ZyXEL Communications ZyWALL 110 User Manual

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Bandwidth management provides a convenient way to manage the use of various services on the

network. It manages general protocols (for example, HTTP and FTP) and applies traffic prioritization

to enhance the performance of delay-sensitive applications like voice and video.

Use the BWM screens (see

through the ZyWALL/USG, and to identify the conditions that define the bandwidth control.

When you allow a service, you can restrict the bandwidth it uses. It controls TCP and UDP traffic.

Use policy routes to manage other types of traffic (like ICMP).

Note: Bandwidth management in policy routes has priority over TCP and UDP traffic

If you want to use a service, make sure both the security policy allow the service's packets to go

through the ZyWALL/USG.

Note: The ZyWALL/USG checks security policies before it checks bandwidth management

rules for traffic going through the ZyWALL/USG.

Bandwidth management examines every TCP and UDP connection passing through the ZyWALL/

USG. Then, you can specify, by port, whether or not the ZyWALL/USG continues to route the

The ZyWALL/USG supports three types of bandwidth management: Shared, Per user and Per-

The Shared BWM type is selected by default in a bandwidth management rule. All matched taffic

shares the bandwidth configured in the rule.

If the BWM type is set to Per user in a rule, each user that matches the rule can use up to the

configured bandwidth by his/her own.

Select the Per-Source-IP type when you want to set the maximum bandwidth for traffic from an

individual source IP address.

BWM (Bandwidth Management)

Section 27.2 on page

ZyWALL/USG Series User's Guide

457) to control bandwidth for services passing

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