If ARP display "No ARP Entries Found", try to ping the host first and then use ARP. For example,

C:\Documents and Settings\blin>arp -a 10.0.0.14
No ARP Entries Found

C:\Documents and Settings\blin>ping 10.0.0.14

Pinging 10.0.0.14 with 32 bytes of data:

Reply from 10.0.0.14: bytes=32 time=1ms TTL=255
Reply from 10.0.0.14: bytes=32 time<1ms TTL=255
Reply from 10.0.0.14: bytes=32 time<1ms TTL=255
Reply from 10.0.0.14: bytes=32 time<1ms TTL=255

Ping statistics for 10.0.0.14:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 1ms, Average = 0ms

C:\Documents and Settings\blin>arp -a 10.0.0.14

Interface: 10.0.0.25 --- 0x10004
Internet Address Physical Address Type
10.0.0.14 00-01-55-10-14-ed dynamic

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