H12-211 Exam Question 21
Based on TCP as the transport protocol () protocol to provide the domain name to IP address translation, allowing for decentralized management of domain resources.
H12-211 Exam Question 22
In standard STP mode, which of the following ports on non-root switches forward the BPDUs with TC bits set generated by the root switch?
H12-211 Exam Question 23
To determine: the standard HDLC protocol suite of protocols are running on synchronous serial lines above.
H12-211 Exam Question 24
As shown in the following figure, all routers run OSPF. Which device is ABR? (Multiple choice)
H12-211 Exam Question 25
The router R1 routing table output information is as follows, which is correct? (Multiple choice)

