Nexo FXO-128o, User Manual

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4 Configurations on Web Interface
4.5.4
QoS
The FXO GW device can label QoS priority on the IP messages it sends out, so as to resolve
network delay or network congestion. Meanwhile, the device can give different QoS tags for
management-related packets of Web/Telnet, voice packets and signal packets.
Figure 4-5-4 Qos
4.5.5
ARP
ARP is address resolution protocol, which helps to get the MAC address of a device through
its IP address. Under TCP/IP network environment, each host is assigned with a 32-bit IP
address, but MAC address needs to be known for message transmission in the physical
network. In the above case, ARP can help convert IP address into MAC address.
Table 4-5-5 Explanation of Parameters for ARP
4.5.6
IPv6 Network
When IPv4&IPv6 is selected as the IP protocol in the local network, information such as IPv6
address, subnet mask, default gateway, and primary/secondary DNS servers can be
configured. The IPv6 network configuration interface is shown in Figure 4-5-6:
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