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A network is deployed using best practices of the enterprise campus network model， including users with desktop computers connected via IP phones. Given that all components are QoS-capable， 
where are the two optimal locations for trust boundaries to be configured by the network administrator？（）

“其敬心感者，其声直以廉”之“廉”的正确解释是（） 廉洁。 廉价。 棱角。 正派。 虚拟主机的优点。 根据《中国共产党纪律处分条例》规定，党的各级代表大会的代表受到（）处分的，党组织应当终止其代表资格。  警告（含）以上。 严重警告（含）以上。 撤销党内职务（含）以上。 留党察看（含）以上。 You are upgrading your Cisco router IOS from a TFTP server over the network. The upgrade procedure is stopped and you are prompted to erase the current flash contents before continuing. What is most plausible reason for this? （） There is insufficient room for more than one image.。 The router has detected a copy of the current software image on the TFTP server.。 The file can be relocated and not compressed.。 The image to load is a binary executable file.。 对经理人员的监督机制有哪些？

A network is deployed using best practices of the enterprise campus network model， including users with desktop computers connected via IP phones. Given that all components are QoS-capable， 
where are the two optimal locations for trust boundaries to be configured by the network administrator？（）