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Full Discussion: Capturing bad packets
Special Forums UNIX and Linux Applications Infrastructure Monitoring Capturing bad packets Post 302362219 by Neo on Thursday 15th of October 2009 09:38:13 AM
Old 10-15-2009
It might be more efficient to alter the SNMP code to include the fields you want from the IP header in the SNMP info (is this an SNMP trap?)

That is what I would do since you more-than-likely have access to the Linux source code.
 

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Info::Layer3::Sun(3pm)					User Contributed Perl Documentation				    Info::Layer3::Sun(3pm)

NAME
SNMP::Info::Layer3::Sun - SNMP Interface to L3 Sun Solaris AUTHOR
begemot SYNOPSIS
# Let SNMP::Info determine the correct subclass for you. my $sun = new SNMP::Info( AutoSpecify => 1, Debug => 1, DestHost => 'mysunrouter', Community => 'public', Version => 1 ) or die "Can't connect to DestHost. "; my $class = $sun->class(); print "SNMP::Info determined this device to fall under subclass : $class "; DESCRIPTION
Subclass for Generic Sun Routers running SunOS Inherited Classes SNMP::Info::Layer3 Required MIBs Inherited Classes' MIBs See "Required MIBs" in SNMP::Info::Layer3 for its own MIB requirements. GLOBALS
These are methods that return scalar value from SNMP $sun->vendor() Returns 'sun' $sun->os() Returns 'sun' $sun->os_ver() Returns the software version extracted from message of the day. $sun->model() Returns 'Solaris Router' $sun->serial() Returns serial number Globals imported from SNMP::Info::Layer3 See documentation in "GLOBALS" in SNMP::Info::Layer3 for details. TABLE METHODS
These are methods that return tables of information in the form of a reference to a hash. Overrides $sun->i_ignore() Returns reference to hash. Increments value of IID if port is to be ignored. Ignores loopback Table Methods imported from SNMP::Info::Layer3 See documentation in "TABLE METHODS" in SNMP::Info::Layer3 for details. perl v5.12.4 2011-09-28 Info::Layer3::Sun(3pm)
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