Re: Walk ends badly when proxy enabled

On Wed, 01 Jun 2005 13:21:46 -0700 John wrote:
JH> >>>> I'm using NET-SNMP 5.2.1 which I have extended with my own
JH> >>>> MIB and configured to proxy for Squid (the caching software).
JH> >>>> Squid is running on the same machine but implements its own agent,
JH> >>>> which is listening on UDP port 3401. The problem is that when I
JH> >>>> walk my MIB with the proxy for Squid enabled, the walk terminates
JH> >>>> badly.
JH> >>>
JH> Here's what happens at the end of the walk of my MIB:
JH>
JH> agent calls my code (built into the agent with the old UCD interface)
JH> with the second to the last OID asking for the next OID (exact == 0).
JH>
JH> 1) My code returns the OID and value of my last object.
JH> 2) Agent calls my code with the last OID asking for the next one.
JH> 3) My code returns NULL
JH> 4) Agent sends this same OID over the proxy connection to Squid.
JH> 5) Squid returns NO SUCH NAME.
JH> 6) agent returns NO SUCH NAME error on the last GETNEXT from
JH> snmpwalk.

That does sound like a bug in our agent. It should move on to the next tree.
I'm not familair with the proxy code, but I can take a quick look and see if
it's something easy.

I'd suggest submitting a bug-report so the issue doesn't get forgotten...

--
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Robert Story; NET-SNMP Junkie
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You are lost in a twisty maze of little standards, all different.


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