In other words, RIP is a soft state protocol. Every route has a property called a metric, which indicates the distance to the route's destination. Every time a router receives a route advertisement, it increments the metric.
Venous reflux disease, also known as venous insufficiency, is a medical condition affecting the circulation of blood in the lower extremities. Normally, one-way valves in the veins keep blood flowing toward the heart against the force of gravity. When the valves become weak and do not close properly, they allow blood to flow backward and this is a condition called reflux.
Symptoms, Causes, Treatment and Prevention for Venous Reflux Disease (Saphenofemoral Reflux) Comparison of Healthy Vein Valves to Diseased Vein Valves. The arteries carry blood from the heart throughout the body. The aortic artery travels down the mid-line and splits into the femoral arteries, which travel down the inner thigh.