IMHO it is easier to setup SSL on LB. you don't need to setup them one by one, all servers (HTTP, SMTP, POP, IMAP and others) protected by the same SSL certifi

IMHO it is easier to setup SSL on LB. you don't need to setup them one by one, all servers (HTTP, SMTP, POP, IMAP and others) protected by the same SSL certificate, cipher suite with a SSL-terminated LB. Also many LBs support auto-renewal.