Cambium Networks PTP 820 Series User Manual page 852

Chapter 18: Ethernet Services and Interfaces (CLI)
Configuring the C-VLAN Ethertype (CLI)
The system C-VLAN Ethertype is set by the system as 0x8100.
To display the system C-VLAN ethertype, enter the following command in root view:
root> ethernet generalcfg ethertype show cvlan
Configuring the MRU (CLI)
To define the global size (in bytes) of the Maximum Receive Unit (MRU), enter the following command in root
view:
root> ethernet generalcfg mru set size <size>
To display the system MRU, enter the following command in root view:
root> ethernet generalcfg mru show
Table 202 Configure MRU CLI Parameters
Parameter Input Type
size Number
For example, the following command sets the system MRU to 9612:
root> ethernet generalcfg mru set size 9612
Permitted Values Description
64 to 9612 Defines the global size (in bytes) of the
Maximum Receive Unit (MRU). Frames
that are larger than the global MRU will be
discarded.
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Setting the MRU Size and the S-VLAN Ethertype (CLI)