With all the reserved IPâs left over usable IP addresses are 250 million; out of which 10% are in use. The class B addresses are already exhausted, whereas class A and C IP addresses are still available; but officially by 2008 all IP addresses are dieing.
Fasting means that, from the night before the test, you must not eat anything and must. drink only water. Substances in tea, coffee or cola can affect some blood results, so even black coffee and sugar-. free (diet) drinks must be avoided. Likewise, chewing gum or smoking must be avoided on the. morning of the test. Fasting glucose Please fast for at least 8 hours. Oral glucose tolerance test Please fast for at least 8 hours. Note: this test takes a minimum of 2 hours.
In general, if you keep your blood sugar level below 100 mg/dl and higher than 80 mg/dl, this is considered as ideal range. Before performing a lab test, you should have been fasting for at least 8 hours prior going to lab.