140
DP-8032/8025
2008
Ver.1.2
PINGing the Default Gateway (Default Router IP Address)
PINGing the SMTP/POP Server
If for some reason, the physical connection is missing, the echo reply will not be received from the
destination and the following output is displayed:
If the physical destination is far and it's connected by WAN (Wide Area Network), the PING option
command default value must be changed to compensate for the expected delayed response.
e.g.
4. Tracing a Packet Route
Another useful command-line utility is TRACERT, which is used to verify the route a packet takes to
reach its destination. The result shows each router crossed and how long it took to get through each
particular router to reach the specified destination.
The time it takes to get through a particular router is calculated three times and displayed for each
-n 10
: The number of echo requests that the command should send.
-w 2000
: Specifies the period PING will wait for the reply before deciding that the host is not
responding.
C:\WINDOWS>ping 192.168.3.254
Pinging 192.168.3.254 with 32 bytes of data:
Reply from 192.168.3.254: bytes=32 time=5ms TTL=253
Reply from 192.168.3.254: bytes=32 time=4ms TTL=253
Reply from 192.168.3.254: bytes=32 time=4ms TTL=253
Reply from 192.168.3.254: bytes=32 time=4ms TTL=253
C:\WINDOWS>ping sv2.labo.pcc.com
Pinging sv2.labo.pcc.com [192.168.1.2] with 32 bytes of data:
Reply from 192.168.1.2: bytes=32 time=5ms TTL=253
Reply from 192.168.1.2: bytes=32 time=5ms TTL=253
Reply from 192.168.1.2: bytes=32 time=5ms TTL=253
Reply from 192.168.1.2: bytes=32 time=5ms TTL=253
C:\WINDOWS>ping fmrt7.labo.pcc.com
Pinging fmrt7.labo.pcc.com [192.168.4.1] with 32 bytes of data:
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Ping statistics for 192.168.4.1:
Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms
C:\WINDOWS>ping js2.labo.pcc.com -n 10 -w 2000
Pinging js2.labo.pcc.com [210.232.71.18] with 32 bytes of data:
Reply from 210.232.71.18: bytes=32 time=633ms TTL=252
Reply from 210.232.71.18: bytes=32 time=645ms TTL=252
Reply from 210.232.71.18: bytes=32 time=810ms TTL=252
Reply from 210.232.71.18: bytes=32 time=455ms TTL=252
Reply from 210.232.71.18: bytes=32 time=645ms TTL=252
Reply from 210.232.71.18: bytes=32 time=633ms TTL=252
Reply from 210.232.71.18: bytes=32 time=677ms TTL=252
Reply from 210.232.71.18: bytes=32 time=703ms TTL=252
Reply from 210.232.71.18: bytes=32 time=633ms TTL=252
Reply from 210.232.71.18: bytes=32 time=633ms TTL=252
Summary of Contents for DP-8032
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Page 3: ...3 ...
Page 5: ...5 Hinweis Beispiel ...
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Page 12: ...12 memo ...
Page 397: ...Published in Japan ...