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Figure 4: Using netstat to detect hardware or protocol problem 

NETSTAT 1
Name  Mtu   Network    Address       Ipkts    Ierrs Opkts    Oerrs   Coll
ec0   1500  10.132.34  10.132.34.87   8786    258    2729    0       0
lo0   8304  127        127.0.0.1     11867      0   11867    0       0

NETSTAT 2
Name  Mtu   Network    Address       Ipkts    Ierrs Opkts    Oerrs   Coll
ec0   1500  10.132.34  10.132.34.87   8877    264    2780    0       0
lo0   8304  127        127.0.0.1     12023      0   12023    0       0