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User Manual for T2-B-Gawv1.4U10Y.BI 
Teracom Limited 
88 
An ISO Certificed Company 
request of the terminal. After disposing, the information is transmitted to the 
super-level router. The system acts as a proxy for its hosts after you enable IGMP 
proxy. 
3.6.2 
IPv4 Routing 
3.6.2.1 
Static Routing 
Choose 
Services
> 
IPv4 Routing
and the following page appears. In this page, 
you can configure static route and dynamic routing. A default route is used to send 
IP packages of unknown destination address to the default gateway. The default 
route defines the IP address where all data is forwarded. 
The following table describes the parameters of this page. 
Field 
Description 
Destination 
The IP address that packets are sent to. 
Netmask 
The subnet mask of the destination IP 
address. 
Gateway 
The gateway that the packets pass by during 
 
                 
                                
                    
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User Manual for T2-B-Gawv1.4U10Y.BI 
Teracom Limited 
89 
An ISO Certificed Company 
Field 
Description 
transmission. 
WAN Interface 
The WAN interface that the packets pass 
through on the modem. 
Click
Add
in the 
Static Routing
page. In this page, you can add static routing. You 
need to provide the destination IP address and netmask. You also need to enter 
the gateway IP address or the interface through which the packets are forwarded in 
the corresponding fields. The interface can be iplan, ipwan or you can specify the 
interface that the modem has. 
3.6.2.2 
Dynamic Routing 
Click 
Dynamic Routing
in the 
IP Static Route Settings
page. In this page, you 
can configure the dynamic routing for any existing interface. You can enable or 
disable operation mode and RIP version for a particular interface. 
 
                 
                                
                    
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User Manual for T2-B-Gawv1.4U10Y.BI 
Teracom Limited 
90 
An ISO Certificed Company 
Click 
and the following page appears. 
The following table describes the parameters of this page. 
Field 
Description 
RIP Version 
There are 1, 2, and Both options in the 
drop-down list. 
Operation Mode 
You can choose 
Provide Active
,
Passive
, 
and 
Send only
. 
°
Choose 
Active 
for transmitting and 
receiving RIP interactive information. 
°
Choose 
Passive
for 
only 
receiving 
information. 
°
Choose
Send Only
for transmitting 
information. 
Check to enable related interfaces and then click 
Apply
to take the settings effect 
immediately. 
3.6.3 
IPv6 Routing 
Choose 
Services
> 
IPv6 Routing
and the following page appears. In this page, 
you can configure static route and dynamic routing. 
 
                 
                                
                    
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User Manual for T2-B-Gawv1.4U10Y.BI 
Teracom Limited 
91 
An ISO Certificed Company 
The following table describes the parameters of this page. 
Field 
Description 
Prefix 
Enter the IPV6 IP address. 
PrefixLength 
Enter the length of the prefix. The prefix length is 
not larger than 128bit. 
Forward packets to 
Select the packet route. You can select the packets 
are forwarded to the gateway or WAN interface. 
°
If set to gateway, you need to enter the 
gateway address. 
°
If set to WAN interface, you need to 
choose the WAN interface. 
3.6.4 
Quality of Service 
Choose 
Services
> 
Quality of Service
and the following page appears. This page 
shows a summary of the QoS and scheduler settings available on the system. 
 
                 
                                
                    
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User Manual for T2-B-Gawv1.4U10Y.BI 
Teracom Limited 
92 
An ISO Certificed Company 
Click 
Add
and the following page appears. In this page, you can specify quality of 
service (QoS) rules to upstream traffic. All of specified conditions in the traffic rule 
must be satisfied for the rule to take effect.