Internet Connection Troubleshoot

troubleshooting internet connection

  • click on windows Start button
  • choose Run
  • type cmd and press enter key
  • type ipconfig /all and press enter key
  • ping your ip, your gateway, dns and any website
  • copy-paste all the result and email to your administrator or your ISP
  • save it and print it for your own record

below is example result of a good working internet connection (change all the ip with your ipconfig result)

C:\Documents and Settings\xp>ipconfig /all

Windows IP Configuration

        Host Name . . . . . . . . . . . . : windows-1c8b87e
        Primary Dns Suffix  . . . . . . . :
        Node Type . . . . . . . . . . . . : Unknown
        IP Routing Enabled. . . . . . . . : No
        WINS Proxy Enabled. . . . . . . . : No
        DNS Suffix Search List. . . . . . : harco-mas.com

Ethernet adapter Local Area Connection:

        Connection-specific DNS Suffix  . : harco-mas.com
        Description . . . . . . . . . . . : 3Com 3C918 Integrated Fast Ethernet
Controller (3C905B-TX Compatible) #2
        Physical Address. . . . . . . . . : 00-C0-4F-76-7A-BA
        Dhcp Enabled. . . . . . . . . . . : Yes
        Autoconfiguration Enabled . . . . : Yes
        IP Address. . . . . . . . . . . . : 192.168.18.165
        Subnet Mask . . . . . . . . . . . : 255.255.255.0
        Default Gateway . . . . . . . . . : 192.168.18.18
        DHCP Server . . . . . . . . . . . : 192.168.18.18
        DNS Servers . . . . . . . . . . . : 208.67.222.222
                                            208.67.220.220
                                            207.225.209.77
                                            192.168.18.88
        Lease Obtained. . . . . . . . . . : Wednesday, July 12, 2000 12:01:12 A

        Lease Expires . . . . . . . . . . : Wednesday, July 12, 2000 10:01:12 A

C:\Documents and Settings\xp>ping 192.168.18.165

Pinging 192.168.18.165 with 32 bytes of data:

Reply from 192.168.18.165: bytes=32 time<1ms TTL=128
Reply from 192.168.18.165: bytes=32 time<1ms TTL=128
Reply from 192.168.18.165: bytes=32 time<1ms TTL=128
Reply from 192.168.18.165: bytes=32 time<1ms TTL=128

Ping statistics for 192.168.18.165:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\Documents and Settings\xp>ping 192.168.18.18

Pinging 192.168.18.18 with 32 bytes of data:

Reply from 192.168.18.18: bytes=32 time<1ms TTL=64
Reply from 192.168.18.18: bytes=32 time<1ms TTL=64
Reply from 192.168.18.18: bytes=32 time<1ms TTL=64
Reply from 192.168.18.18: bytes=32 time<1ms TTL=64

Ping statistics for 192.168.18.18:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\Documents and Settings\xp>ping 208.67.222.222

Pinging 208.67.222.222 with 32 bytes of data:

Reply from 208.67.222.222: bytes=32 time=208ms TTL=54
Reply from 208.67.222.222: bytes=32 time=207ms TTL=54
Reply from 208.67.222.222: bytes=32 time=208ms TTL=54
Reply from 208.67.222.222: bytes=32 time=206ms TTL=54

Ping statistics for 208.67.222.222:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 206ms, Maximum = 208ms, Average = 207ms

C:\Documents and Settings\xp>ping 208.67.220.220

Pinging 208.67.220.220 with 32 bytes of data:

Reply from 208.67.220.220: bytes=32 time=217ms TTL=54
Reply from 208.67.220.220: bytes=32 time=218ms TTL=54
Reply from 208.67.220.220: bytes=32 time=211ms TTL=54
Reply from 208.67.220.220: bytes=32 time=217ms TTL=54

Ping statistics for 208.67.220.220:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 211ms, Maximum = 218ms, Average = 215ms

C:\Documents and Settings\xp>ping 207.225.209.77

Pinging 207.225.209.77 with 32 bytes of data:

Reply from 207.225.209.77: bytes=32 time=245ms TTL=50
Reply from 207.225.209.77: bytes=32 time=240ms TTL=50
Reply from 207.225.209.77: bytes=32 time=238ms TTL=50
Reply from 207.225.209.77: bytes=32 time=247ms TTL=50

Ping statistics for 207.225.209.77:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 238ms, Maximum = 247ms, Average = 242ms

C:\Documents and Settings\xp>ping 192.168.18.88

Pinging 192.168.18.88 with 32 bytes of data:

Reply from 192.168.18.88: bytes=32 time<1ms TTL=64
Reply from 192.168.18.88: bytes=32 time<1ms TTL=64
Reply from 192.168.18.88: bytes=32 time<1ms TTL=64
Reply from 192.168.18.88: bytes=32 time<1ms TTL=64

Ping statistics for 192.168.18.88:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\Documents and Settings\xp>ping plasa.com

Pinging plasa.com [202.134.0.12] with 32 bytes of data:

Reply from 202.134.0.12: bytes=32 time=13ms TTL=249
Reply from 202.134.0.12: bytes=32 time=11ms TTL=249
Reply from 202.134.0.12: bytes=32 time=10ms TTL=249
Reply from 202.134.0.12: bytes=32 time=14ms TTL=249

Ping statistics for 202.134.0.12:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 10ms, Maximum = 14ms, Average = 12ms

C:\Documents and Settings\xp>
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