D-Link DWC-1000 [237/368] Smtp algs

D-Link DWC-1000 User Manual 237

Section 8 - Security

SMTP ALGs

Path:Security>Firewall>ALGs>SMTPALGs

SimpleMailTransferProtocol(SMTP)isatextbasedprotocolusedfortransferringemailbetweenmailservers

overtheInternet.TypicallythelocalSMTPserverwillbelocatedonaDMZsothatmailsentbyremoteSMTP

servers will traverse the controller to reach the local server. Local users will then use email client software to

retrievetheiremailfromthelocalSMTPserver.SMTPisalsousedwhenclientsaresendingemailandSMTPALG

canbeusedtomonitorSMTPtracoriginatingfrombothclientsandservers.