试题详情
单项选择题Data transfer is slow between the source and destination. The quality of service requested by the transport layer in the OSI reference model is not being maintained. To fix this issue, at which layer should the troubleshooting process begin?()

A、presentation

B、session

C、transport

D、network

E、physical

  • D
  • 关注下方微信公众号,在线模考后查看

热门试题