试题详情简答题what is ABR？正确答案：A router that has interfaces in multiple areas（more than one area） is called an Area Border Router （ABR）.答案解析：关注下方微信公众号，在线模考后查看热门试题What is TELNET工作于（）。Put the foIn the implementatioWhile deployinWhich IP telephony c You are t You review&ens Routers R1 and R2, When designing a con A client What is Refertotheexhibit.RoYou are troubleshootIn AsyncOSQ The voice&enspWhen assigningWhich are̳x.25协议包含三层（）。Given a
