问答题whatis“iphelper-address”？
单项选择题Based on the output provided in the exhibit， to which address or location will the router forward a packet sent to 192.168.32.1？（）
A.10.1.1.1 B.10.1.1.2 C.10.1.1.3 D.The default gateway
问答题whatisTTL？
问答题whatisbackbonefast？
问答题whatisuplinkfast？
