1#ethernet
 2#he hexadecimal EtherType for IPv4 is 0x????,0800,ethernet
 3#he hexadecimal EtherType for IPv6 is 0x????,86DD,ethernet
 4#he hexadecimal EtherType for ARP is 0x????,0806,ethernet
 5#he hexadecimal EtherType for VLAN is 0x????,8100,ethernet
 6how many btyes is the EtherType in an ethernet frame?,2,ethernet
 7how many bytes is the destination MAC address in an ethernet frame?,6,ethernet
 8how many bytes is the source MAC address in an ethernet frame?,6,ethernet
 9how many bytes is the CRC in an ethernet frame?,4,ethernet
10[T/F] given ether[12:2] = 0x0800 it is an 802.3 frame,F,ethernet
11[T/F] given ether[12:2] = 0x0800 it is an Ethernet II frame,T,ethernet
12[T/F] given ether[12:2] = 0x0200 it is an 802.3 frame,T,ethernet
13[T/F] given ether[12:2] = 0x0200 it is an Ethernet II frame,F,ethernet
14[T/F] if ether[12:2] > 0x0600 it is an 802.3 frame,F,ethernet
15[T/F] if ether[12:2] < 0x0600 it is an Ethernet II frame,F,ethernet
16[T/F] if ether[12:2] < 0x0600 it is an 802.3 frame,T,ethernet
17[T/F] if ether[12:2] > 0x0600 it is an Ethernet II frame,T,ethernet
18#he total maximum size of an Ethernet II or 802.3 frame in bytes: ????,1518,ethernet
19#he maximum payload size of an Ethernet II or 802.3 frame in bytes: ????,1500,ethernet
20[T/F] a router sends broadcast frames to other networks by default,F,ethernet
21[T/F] a router does not send broadcast frames to other networks by default,T,ethernet
22[T/F] VLANs are used to separate broadcast domains,T,ethernet
23VLAN ids range is from 1-????,4095,ethernet
24A hub is considered a layer [?] device because it simply replicates waveforms,1,ethernet 
25A switch is considered a layer [?] device,2,ethernet
26A router is considered a layer [?] device,3,ethernet
27what is the length of an ethernet header: ? bytes,14,networking
28bpf shortcut for matching multicast addressed ethernet frames: ether [?],multicast,packet_capture