4.10. Network diagnostics
USR-G816 provides online diagnostic functions, including Ping tools, routing analysis tools, and DNS viewing
tools.
Figure 33. Network diagnostics
Table 9. Description of diagnostic types
Users can ping a specific IP address directly on the router
side.
Routing analysis tool, which can obtain the routing path
passed when accessing an address.
A DNS viewing tool that can resolve domain names to IP
addresses.
5. VPN
5.1. PPTP Client
Point-to-Point Tunneling Protocol (PPTP) is a type of VPN protocol that uses a TCP control channel and a
Generic Routing Encapsulation tunnel to encapsulate PPP packets.