问题:
A . LDP hello packets are sent to UDP port 646
B . LDP hello packets are sent to TCP port 711
C . LDP sessions are TCP sessions to port 646
D . LDP sessions are TCP sessions to port 711
E . LDP establishes a peer relationship with another router that must be directly attached
F . LDP can establishes a peer relationship with another router that is not directly attached
● 参考解析
本题暂无解析
相关内容
相关标签