Presentation Layer:
It is the layer where user submits the request using an interface. Like command line interface, graphical user interface, web interface or mobile interface or any other devices, etc.
It is a small software that is used to communicate with application server. It requires inputs such as port, protocol, host name etc.
Protocol: It is used to govern the data transmission between systems.
Port: It is a terminating point to access the application.
These both are maintained in the file /etc/services.
Hostname / IP Address: It is unique in thelandscape. The naming conventions of the hostname can be global (google.com / yahoo.com) or local.
Each hostname is assigned to an IP address. These are maintained in /etc/hosts or in company DNS server or in a public DNS server (google/yahoo).
It is the layer where user submits the request using an interface. Like command line interface, graphical user interface, web interface or mobile interface or any other devices, etc.
It is a small software that is used to communicate with application server. It requires inputs such as port, protocol, host name etc.
Protocol: It is used to govern the data transmission between systems.
Port: It is a terminating point to access the application.
These both are maintained in the file /etc/services.
Hostname / IP Address: It is unique in thelandscape. The naming conventions of the hostname can be global (google.com / yahoo.com) or local.
Each hostname is assigned to an IP address. These are maintained in /etc/hosts or in company DNS server or in a public DNS server (google/yahoo).
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