Implement basic switch security (including: port security, trunk access, management vlan other than vlan1, etc.)

实施基本的交换机安全策略(包括：端口安全、聚合访问、除VLAN1之外的其他VLAN的管理等等)。

youdao

Where previously it had concentrated on the big infrastructure projects such as dams, roads and bridges, it began to switch to projects which directly improved the basic services of a country.

以前的重心是大坝、道路和桥梁等大型基础设施项目，现在开始转向直接改善国家基础服务的项目。

youdao

Failover: the basic tasks of failover remain the same: switch processing to the secondary node and, later, switch back.

故障转移：故障转移的基本任务保持相同：将处理切换到辅助节点，然后再切换回去。

youdao

Mr Perret said France Telecom had partnered with Baidu because the search firm had helped mobile networks in in its home market of China cope with a similar switch from basic mobiles to low-end smartphones.

BBC: Egypt phone

Before making the switch, PricewaterhouseCoopers encouraged its employees to follow some basic rules of etiquette, reminding them, for instance, not to leave uneaten food in someone else's office and urging them to replace office supplies they used.

WSJ: Warming Up to the Officeless Office

Moreover, as Britain's recently deregulated electricity, gas and telecoms companies have discovered, brand recognition or loyalty seems to be a dream in the utilities business: having been assured of a basic level and quality of service, most consumers buy on price alone, and switch allegiances frequently.

ECONOMIST: Marketing energy