Make sure to account for IP aliases on lo0 here, or they get duplicated on each CARP sync
s/BSDP/ESF/
Convert mac address to lowercase when saving to avoid duplicates. It fixes #3195
Merge branch 'RELENG_2_1' of https://github.com/pfsense/pfsense into RELENG_2_1
Merge branch 'RELENG_2_1' of https://github.com/International-Nepal-Fellowship/pfsense-low-mem-patch into RELENG_2_1