TCP port 110 is POP3 - Post Office Protocol 3 - It is used to retrieve email that was stored for the receipient.
POP3
Normally both using transport layer for communication but they are using tcp protocol which uses application layer so application layer is correct answer..
**The TCP transport layer protocol uses windowing and acknowledgments for reliable transfer of data. **The TCP and UDP port numbers are used by application layer protocols. **The TCP transport layer protocol provides services to direct the data packets to their destination hosts.
Network Control Protocol is uses to identify the Network layer protocol used in the packet
FTP uses TCP.Usage of Transport Layer protocol (tcp or udp) depends upon various applications.Such as FTP uses TCP, TFTP uses UDP.
POP3
Normally both using transport layer for communication but they are using tcp protocol which uses application layer so application layer is correct answer..
TCP port 110 is POP3 - Post Office Protocol 3 -It is used to retrieve email that was stored for the receipient
**The TCP transport layer protocol uses windowing and acknowledgments for reliable transfer of data. **The TCP and UDP port numbers are used by application layer protocols. **The TCP transport layer protocol provides services to direct the data packets to their destination hosts.
Network Control Protocol is uses to identify the Network layer protocol used in the packet
address resolution protocol and reverse address resolution protocol
Ping uses ICMP, and therefore resides at layer 3 (Network layer)
Layer 4 (Transport)
It uses ICMP protocol - Internet Control Message Protocol
RIP uses UDP protocol with port number 520
A network layer refers to one of the actual 7 layers. The network layer protocol is actually the system it uses, possibly the order that the layers are done by?
Security is an essential part of any transaction that takes place over the internet. Online business uses transport layer security protocol and secure socket layer protocol.