Use of uninitialized value in concatenation (.) or string at push2.pl line 45.
IP ADDRESS:
Use of uninitialized value in concatenation (.) or string at push2.pl line 74.
Error:
  can't resolve "" to IP address
 at /usr/lib/perl5/site_perl/5.6.1/SNMP_util.pm line 400
Can't bless non-reference value at /usr/lib/perl5/site_perl/5.6.1/SNMP_Session.pm line 860.