HOST,alt1-mtalk.google.com
HOST,alt2-mtalk.google.com
HOST,alt3-mtalk.google.com
HOST,alt4-mtalk.google.com
HOST,alt5-mtalk.google.com
HOST,alt6-mtalk.google.com
HOST,alt7-mtalk.google.com
HOST,alt8-mtalk.google.com
HOST,mtalk-dev.google.com
HOST,mtalk-staging.google.com
HOST,mtalk.google.com
HOST,mtalk4.google.com