单项选择题 Refer to the exhibit. When applying this hierarchical policy map on the on the tunnel1 interface, you measure high jitter for traffic going through class 1234. What is the most likely cause of this jitter?（）

问答题 在R2的BGP里面：network 198.16.0.0/16 network 10.1.1.0/19 network 10.1.1.0/24.在R1上要求只收：10.1.1.0/19的路由。请选择在R1上面的哪个配置是正确的： 1.access-list 100 permit ip 10.1.0.0 0.0.0.255 host 255.255.224.0 Router bgp 1 Distribute-list 100 in 2.access-list 10 permit 10.1.0.0 0.0.31.0

单项选择题 Youarethenetworkadministratorofanenterprisewithamainsiteandmultipleremotesites.YournetworkcarriesbothVOIPanddatatraffic.YouagreewithyourserviceprovidertoclassifyVOIPanddatatrafficaccordingtothedifferentserviceRFCs.HowcanyourdataandVOIPtrafficbemarked？（）