The device has two MAC and IP, one is used for network management,
another for business transfer, gateway simulation parameters source
MAC, source IP for business transfers
Tips:the local device’s destination IP/MAC should set to the remote
device’s source IP/MAC
3.3.2 E1 Branch Configuration
Set E1 frame mode, E1 timeslot, frame size, RTP timestamp mode,
the clock recovery mode, E1 line loopback function enabled and
disabled, E1 alarm settings such as enable and disable.
3.3.3 Ethernet Port Configuration
Set Vlan enable and disable, 1+1 protection mode, RSTP enabled and
disabled, and the port speed configuration Vlan table settings