Escape character is '^]'.
220 DB4PR01CA006.outlook.office365.com Microsoft ESMTP MAIL Service ready at Fri, 16 May 2014 07:54:36 +0000
EHLO smtp.office365.com
250-DB4PR01CA006.outlook.office365.com Hello [192.194.199.34]
250-SIZE 78643200
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-STARTTLS
250-8BITMIME
250-BINARYMIME
250 CHUNKING