Operation, administration and maintenance (OAM) sublayer do management in data link layer.

操作、管理和维护(oam)子层实现以太网数据链路层中的网络管理。

youdao

OAM (operation, Administration and Maintenance) functionality is important in public net - works for ease of network operation, for verifying network performance and to reduce network operating costs.

网络操作、管理与维护(oam)在公用网中非常重要，它能够提高网络可靠性，简化操作，降低网络运行成本。

youdao

Cost of operation, administration and maintenance (OAM) increases sharply.

网络的运行、管理和维护(oam)成本也大大增加。

youdao