Sapido RB-1232, User Manual

Page: 44 / 112

Version 1.0.16
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1. IP Address
Input your IP Address supplied by ISP. If you don’t know, please check with your ISP.
2. Subnet Mask
Input Subnet Mask, normally it is 255.255.255.0.
3. Default Gateway
Input ISP Default Gateway Address. If you don’t know, please check with your ISP.
4. MTU Size
MTU stands for Maximum Transmission Unit. For Static IP connection, the default MTU
should be provided by computer operating systems (OS). Advanced users can set the MTU
manually for increasing the internet performance. The largest number allowed by Ethernet at
the network layer is 1500 byte
5. DNS
If ISP provides you DNS information, please select Attain DNS automatically, otherwise
select Set DNS Manually and input the DNS information into the blank.
6. 3.5G Backup
The default interval between the two connection detection is 3 minutes, and the range is from
1 to 60 minutes. Once Internet connection is disconnected, the system automatically
connects Internet via 3.5G adapter. If 3.5G signal is not available, it starts to search
downward for 3/2.75/2.5G signals until none existed.
7. Clone MAC Address
Copy the MAC address from the device you had registered to your ISP if your ISP asks for
the specific MAC Address.
8. Enable IGMP Proxy
The Internet Group Management Protocol (IGMP) is a communication protocol used to
manage the membership of Internet Protocol multicast groups. IGMP is used by IP hosts and
adjacent multicast routers to establish multicast group memberships. You can choose to
enable IGMP Proxy to provide service.
9. Enable Ping Access on WAN
Select Enable Ping Access on WAN, will make WAN IP address response to any ping
request from Internet users. It is a common way for hacker to ping public WAN IP address, to
see is there any WAN IP address available.