As I said, a VLAN is a virtual LAN. In technical terms, a VLAN is a broadcast domain created by switches. Normally, it is a router creating that broadcast domain. With VLANâs, a switch can create the broadcast domain.This works by, you, the administrator, putting some switch ports in a VLAN other than 1, the default VLAN.All ports in a single VLAN are in a single broadcast domain. All devices, by default, are in VLAN 1. 2  A trunk port is a special port that runs ISL or 802.1q so that it can carry traffic from more than one VLAN. 3  For devices in different VLANâs to communicate, you must use a router or Layer 3 switch.
Genetic counselors are health professionals with specialized graduate degrees and experience in the areas of medical genetics and counseling. Most enter the field from a variety of disciplines, including biology, genetics, nursing, psychology, public health and social work.
Genetic Counselor. Genetic counselors provide information and support for a variety of health issues of genetic origin. They can coordinate treatment for those with birth disorders, as well as counsel patients who might have inherited conditions or are concerned about passing a condition to a child.