Sorry for the delay of the response.
Thanks Dave, that seems to be the case.
/etc/host.allow has limited the access from other machines which was
set by other admins that I was not aware.
Thanks very much!
Angie
On Nov 18, 2007 3:59 PM, Dave Shield <[EMAIL PROTECTED]> wrote:
> On 05/11/2007, Angie Cao <[EMAIL PROTECTED]> wrote:
> > Ok... I turned on the verbose output for snmptrapd by adding "-D
> > ip_interface" switch. In the debug trace, here are the failure I
> > found:
> >
> > -------------
> > trace: _sess_process_packet(): snmp_api.c, 4919:
> > sess_process_packet: pre-parse fail
> > trace: _sess_read(): snmp_api.c, 5213:
> > sess_read: not reading 6 (fdset 0xbff5af10 set 0)
> > trace: _sess_read(): snmp_api.c, 5213:
> > sess_read: not reading 4 (fdset 0xbff5af10 set 0)
> > trace: snmp_sess_select_info(): snmp_api.c, 5632:
> > sess_select: for all sessions: 8 6 4
> > -----------------
> >
> > Obviously it is not able to process the packets.
>
> The 5.1.x line extremely old now, and the code has
> changed a lot since then. (So Mike's suggestion of
> disableAuthorization isn't actually relevant here).
>
> Checking the old code, the most likely cause is
> probably the /etc/hosts.{allow,deny} settings on
> the receiving system. This is probably only
> configured to accept traps from "localhost",
> and not from other systems.
>
> But you should probably think about upgrading to
> a more recent (supported) version of the code.
>
> Dave
>
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