Given the following configuration： port-profile type ethernet DATA-UPLINK vmware port-group switchport trunk allowed vlan 1-3967，4048-4093 channel-group auto mode on no shutdown state enabled port-profile type ethernet MGMT-UPLINK vmware port-group switchport trunk allowed vlan 10-12 channel-group auto mode on no shutdown state enabled VEMs are seen to be joining and then are lost from the Cisco VSM. How would you resolve this issue？（） [" Remove second NIC from each port profile"," Remove VEM from VSM （no vem X）， remove NICs， and reinsert"," Ensure that VLANs on uplink profiles are not overlapping"," Reinstall VEM"," Issue the command "module vem X execute vemcmd set pinning module vsm 1""]
国际上PTN采用的技术标准（）。 ["MPLS和PBB","T-MPLS\/MPLS-TP和PBT","MPLS和T-MPLS\/MPLS-TP","PBB和PBT"]
《中华人民共和国教育法》中，关于“教育应当继承和弘扬中华民族优秀的历史文化传统，吸收人类文明发展的一切优秀成果”的规定，体现了教育法的（）原则。 ["平等性","终身性","方向性","公共性"]
堆肥法
开行直通客车的直通客流（由始发局到终到局）跨4局的列车不少于（）人； ["300","400","500","600"]
抽象分析方法
