Which SMTP extension does Cisco ESA support for email security?
A. ETRN
B. UTF8SMTP
C. PIPELINING
D. STARTTLS
Which SMTP extension does Cisco ESA support for email security?
Which SMTP extension does Cisco ESA support for email security?
A. ETRN
B. UTF8SMTP
C. PIPELINING
D. STARTTLS