ZyXEL Communications VFG6005, Руководство пользователя, Страница: 75 / 162

66
External Interface Please select which External Interface (WAN1 or WAN2) you want a packet to
go through, IF the packet fits the condition of this SBM rule.
Service Port Range Set up the Service Port Range (e.g., HTTP is TCP/80) for the SBM to be
enabled.
Bandwidth Allocation By Ratio or By Bandwidth
Ratio The ratio of the whole bandwidth according to the External Interface.
Download Enter the reserved download bandwidth.
Upload Enter the reserved upload bandwidth.
Utilize Bandwidth More
than Guaranteed
Check this box if you wish to allow the traffic confirming this SBM rule to be
able to utilize the whole bandwidth when the bandwidth is idle.
3. Advanced Setting Example1
If a user needs to reverse some bandwidth for a specified application, such as VoIP, one can have the following
configuration to reserve a 25Kbps/25Kbps bandwidth for VoIP application.
Rule Name VoIP
Rule Enable Check the box to enable this rule
Internal IP Address Enter the IP address of the VoIP machine
Protocol Select * will apply this rule for both TCP and UDP protocols
External Interface Choose the WAN interface you want to use
Service Port Range Enter the service port number that used by VoIP
Bandwidth Allocation Allocating the bandwidth by fixed value assignment or ratio