[多选] 汇票的当事人有三方，即（）。

An engineer has been told to create an implementation plan to influence the choice of best BGP route on a single router using the Weight featurE. The sole Enterprise Internet -  connected router, Ent 1, has neighbor relationships with Routers ISP1 and ISP2, which reside inside two different ISPs. The goal is to prefer all routes learned from ISP1 over ISP2 using Weight. Which of the following answers lists a configuration step that would not be usefu l for achieving these goals?（） Configuring the neighbor weight command on Ent1.。 Having the ISPs configure the neighbor route - map out command on ISP1 and ISP2, with the route map setting weight.。 Configuring the set weight command inside a route map on Router Ent1.。 Configuring a prefix list to match all class C networks.。 行人辞令 尽管BIOS芯片的种类繁多，但都可以在开机未启动操作系统时按“Del”键进入设置程序。 在涉外活动中，其言行在政治上造成恶劣影响，损害党和国家尊严、利益的，给予（）处分；情节严重的，给予开除党籍处分。 警告。 严重警告。 留党察看或者开除党籍。 撤销党内职务或者留党察看。 以下不可以作为个人质押贷款质物的是（）。 汇票。 债券。 仓单。 应付账款。 汇票的当事人有三方，即（）。