[多选] Which four are components of the Cisco collaboration Architecture strategy?（）

银行的自有资金包括资本金、（）、（）和未分配利润等。 简述西洋参的功效与作用。 看涨期权 avoid Layer 2 loops. Which two of the following are most probably the reasons for that preference?（） Information about port roles is sent to all switches.。 RSTPs that are based on Cisco products require no additional configuration.。 Features such as UplinkFast and BackboneFast are compatible with RSTP.。 An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.。 列宁指出：“俄国当前形势的特点是从革命的第一阶段向革命的第二阶段过渡……”此段材料应出自（）。 《告工人、士兵和农民书》。 《四月提纲》。 《和平法令》。 《土地法令》。 Which four are components of the Cisco collaboration Architecture strategy?（）