If you really want to understand, there is an excellent (very well written) white paper here: http://images.globalknowledge.com/wwwimages/whitepaperpdf/WP_Mays_Ping.pdf Here is the summary -> Ping (Program on the application layer) -------> Opens a 'raw' socket to IP Layer ------> IP layer (Layer 2 on OSI) packages ICMP packet and sends it Since ...
Use this coupon to get $50 off the price of your booking at a participating Best Price Guarantee hotel when you spend a minimum of $300 per room for your entire stay. You must pay for your stay when you make the booking. The discount only applies to the first room in the booking.
Bring the debit card you used along with you on your trip, as the hotel may want to put a small hold on it to cover potential expenses such as room service or phone calls. Call your hotel ahead of time if you have not paid online and carefully explain your situation.