单选题What is the port number of an IPsec Encapsulating Security Payload packet?()AIP protocol 50BIP protocol 51CTCP port 50DTCP port 51EUDP port 50FUDP port 51

单选题
What is the port number of an IPsec Encapsulating Security Payload packet?()
A

IP protocol 50

B

IP protocol 51

C

TCP port 50

D

TCP port 51

E

UDP port 50

F

UDP port 51


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