Add instructions for firewalling search engine ports.
Add instructions for firewalling search engine ports.

alexbeeken/calagator.org,bencornelis/calagator,iamBalaji/Calagator,nblackburn87/calagator,oktober/calagator,cp/calagator-1,Villag/dentonator,reidab/calagator,matthewkmayer/calagator,bencornelis/calagator,dudleysr/calagator-workspace,CorainChicago/ActivateHub,jmcduffie32/calagator,iamBalaji/Calagator,shawnacscott/calagator,VolunteerOdyssey/calagator,kerrizor/calagator,nblackburn87/calagator,jmcduffie32/calagator,shawnacscott/calagator,reidab/calagator,cp/calagator-1,jmcduffie32/calagator,iamBalaji/Calagator,oktober/calagator,eeeeeean/windchimes,oktober/calagator,iamBalaji/Calagator,matthewkmayer/calagator,reidab/calagator,L2-D2/calagator,alexbeeken/calagator.org,matthewkmayer/calagator,L2-D2/calagator,kerrizor/calagator,nblackburn87/calagator,shawnacscott/calagator,dudleysr/calagator-workspace,cp/calagator-1,bencornelis/calagator,jmcduffie32/calagator,kerrizor/calagator,matthewkmayer/calagator,cp/calagator-1,bencornelis/calagator,Eugator-Wranglers/calagator,eeeeeean/windchimes,reidab/calagator,oktober/calagator,CorainChicago/ActivateHub,VolunteerOdyssey/calagator,CorainChicago/ActivateHub,L2-D2/calagator,CorainChicago/ActivateHub,shawnacscott/calagator,Villag/dentonator,VolunteerOdyssey/calagator,L2-D2/calagator,Villag/dentonator,kerrizor/calagator,Eugator-Wranglers/calagator