Which of the following statements is true about the edge port in RSTP?
ip route-static.10.0.2.2255.255.255.25510.0.12.2 preference20, the correct statement about this command is ()
When the LCP phase of PPP is negotiated, the content of the negotiation includes ()*
In an OSPF broadcast network, with which routers does a Dothter router exchange link state information? ( )