ZyXEL NBG-417N Manuale Utente

Chapter 16 Bandwidth Management

NBG-417N User’s Guide

• High - Typically used for voice traffic or video that is especially sensitive to jitter 

(jitter is the variations in delay).

• Low - This is typically used for all other traffic that are not time-sensitive. 

If you want to edit a bandwidth management rule for specific protocols on an IP or 
IP range, click the Edit icon in the Bandwidth Allocation table of the Advanced 
screen. The following screen displays.

Figure 83   Management > Bandwidth MGMT > Advanced: Allocation Setup 

The following table describes the labels in this screen

.

Table 54   Management > Bandwidth MGMT > Advanced: Allocation Setup 

Active

Select this check box to turn on this bandwidth management rule.

Direction 

Enter whether you want to apply the rule to uplink or downlink traffic.

To LAN applies bandwidth management to traffic from WAN to LAN/
WLAN (i.e., downlink). 

To WAN applies bandwidth management to traffic from LAN/WLAN to 
WAN (i.e., uplink). 

Select Both applies bandwidth management to traffic that the NBG-
417N forwards to both the LAN and the WAN. 

LAN IP Range

Specify the range of IP addresses for which the bandwidth management 
rule applies. 

Protocol

Select the protocol (TCP, UDP, SMTP, HTTP, POP3, FTP or ALL) for 
which the bandwidth management rule applies. 

Port Range

Enter the range of ports for which the bandwidth management rule 
applies.

Policy

Select  Max or Min and specify the maximum or minimum bandwidth 
allowed for the rule in bits per second in the field below. 

Rate (bps)

Select the maximum or minimum bandwidth allowed (refer to the field 
above) for the rule in bits per second.