Hi
Sometimes you wonder which port is the default port for some service. Above is a list of default ports used by most “popular” services.
SMTP: 25, 465, 587
IMAP: 143, 993
POP3: 110, 995
HTTP/HTTPS: 80, 443
SSH: 22
TELNET: 23
FTP: 20, 21,
FTPS: 989, 990
MYSQL: 3306
COUCHBASE: 8091, 8092
MEMCACHED: 11211, 112**
REDIS: 6379
POSTGRESQL: 5432