The output information of a certain device is shown in the figure. Which of the following statements are correct? () (Multiple Choice Questions)

For switches running the SIP protocol, the port needs to wait for the forwarding delay in the Learning state before it can be converted to the Forwarding state. ()

Which of the following functions does the LCP protocol in the PPP protocol support? ()*

The following figure shows the routing table of a router. When the router receives a data packet with a destination IP address of 9.LL, the router will forward it according to the route of 91.0.0.16 because the mask length of this route is longer. ()

The ACL on the ARG3 series routers supports two matching sequences, configuration sequence and automatic sorting. ()