06-26-2012 02:25 AM - edited 03-07-2019 07:28 AM
dear all
how i can resolve flapping link problem
when i put terminal monitor command
this appear each time new port connected
00:49:41: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0/7, changed state to down
00:49:45: %LINK-3-UPDOWN: Interface FastEthernet4/0/7, changed state to down
00:49:47: %LINK-3-UPDOWN: Interface FastEthernet4/0/7, changed state to up
00:49:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0/7, changed state to up
is that normal
if not
how i can resolve it
06-26-2012 08:48 AM
hi,
what device are you using?
can you do
- show interface FastEthernet4/0/7
- show run interface FastEthernet4/0/7
and post the result here?
regards,
06-26-2012 09:52 AM
You can connect a laptop to it and see if the problem continues. If not then you have a problem either with the wiring or the end station. If it persists then check the port. While it's rare it's not impossible to have a hardware issue with the port.
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