What are port numbers for telnet , ftp, http and rpc
Port is registered with IANA for the application = Official
Port is not registered with IANA for the application = UnOfficial
Telnet = port - 23(Official)
FTP = port - 20(Data Tx), 21(Command), 22(S...
Telent : 23
FTP : 22/21
RPC : 135
What is arp and how does it work?
ARP means Address resolution protocal.it operates in datalink layer.When the device knows the ip address of the remote device but not its mac id then this Arp is used.
ARP stands for Address Resolution Protocol. Application working at the Application Layer uses IP address (Logical Address) for communication and at the Datalink layer the addressing is based on MAC ad...
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