what mulcast envionment use RP？
网上培训应该遵循的原则是趣味性、个性化、互动性和（） 沟通化。 激励性。 过程化。 主创性。
学科、教材的传统学习方法的指导是？
OAM是指为（） 操作、管理和维护。 操作。 维护。 管理。
Which two statements are true about voice ports on a router？（） Calls to the PSTN can be made via the use of FXO or T1/E1 trunk ports.。 Calls to the PSTN can be made via FXS or T1/E1 trunk ports.。 Analog and IP phones can be connected to the VoIP network via FXO or T1/E1 trunk ports.。 Calls between analog phones that are attached to the FXS ports in a VoIP network can be completely processed by voice-enabled routers.。
Syslog was configured with a level 3 trap. Which 3 types of logs would be generated？（）
