95、which action does route poisoning take that servers as a loop-prevention method?
IT IMMEDIATELY SENDS ROUTING UPDATES WITH AN UNREACHABLE METRIC TO ALL DEVICES.
IT IMMEDIATELY SENDS ROUTING UPDATES WITH A METRIC OF 255 TO ALL DEVICES.
IT PROHIBITS A ROUTER FROM ADVERTISING BACK ONTO THE INTERFACE FROM WHICH IT WAS LEARNED.
IT ADVERTISES A ROUTE WITH AN UNREACHABLE METRIC BACK ONTO THE INTERFACE FROM WHICH IT WAS LEARNED.
IT POISONS THE ROUTE BY TAGGING IT UNIQUELY WITHIN THE NETWORK
