The Railroad Retirement Board will collect your Medicare premiums (if you have them) and premiums. If you receive railroad retirement benefits or railroad disability annuity checks, your Medicare premiums will be automatically deducted from your check each month.
The link is the physical and logical network component used to interconnect hosts or nodes in the network and a link protocol is a suite of methods and standards that operate only between adjacent network nodes of a local area network segment or a wide area network connection.
The physical topology of a network refers to the configuration of cables, computers, and other peripherals. Physical topology should not be confused with logical topology which is the method used to pass information between workstations.Logical topology was discussed in the Protocol chapter.he physical topology of a network refers to the configuration of cables, computers, and other peripherals. Physical topology should not be confused with logical topology which is the method used to pass information between workstations.