[mrtg] Re: changing class C block to AT&T

[Bill Parker]

At 05:26 PM 1/5/2001 -0700, you wrote:
>Bill,
>
>Make sure you can ping the other box BEFORE you
>start looking at SNMP and MRTG as the root of the
>problem.
>
>The most common problem/solutions here are
>1) The SNMP agent is not up.

I stopped and started the SNMP service on the NT machine (it
did show it was running).

>2) There No route to the SNMP agent (Try ping), or

I was able to ping the ip address of the machine from the
linux box which hosts mrtg-2.8.11

>3) The community strings don't match.

These were not changed when the IP address of the NT machine
was changed to a AT&T IP address.
>
>1) Check and make sure that the SNMP service is running on
>the NT server.

See Above

>2) Check and see if you can you ping the NT server box?
>I bet you can't.

Yes I can...

>3) verify the community name on the SNMP agent matches
>what is in MRTG.

Community Name was not changed on either side...
>
>Since you changed addresses, I bet you don't have a route
>to your NT server.  They can be on the same physical wire
>and not have a route to each other if the network addresses
>are different.  Having different network addresses requires
>going through a router to get to the other network.
>Make sure BOTH systems have the default router (gateway) 
>set correctly.  Since they are now on different networks,
>the Gateway for each box will now be different.

I know this but if I can ping the new ip address to the
NT machine, isn't that the same as reaching the box?

-Bill



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