topic Re: Mail Relay on PIX in Network Security https://community.cisco.com/t5/network-security/mail-relay-on-pix/m-p/100321#M671056 <HTML><HEAD></HEAD><BODY><P>Pix firewalls have no way of preventing mail relay because they cannot control or answer SMTP requests. Mail relay must be controlled on the mail server itself. Normally, it is a simple configuration. What e-mail server are you using?</P></BODY></HTML> Sat, 13 Apr 2002 02:28:14 GMT exigent 2002-04-13T02:28:14Z Mail Relay on PIX https://community.cisco.com/t5/network-security/mail-relay-on-pix/m-p/100320#M671054 <P>Is there any method to prevent unauthoried mail relay on a PIX 515 ?</P> Fri, 21 Feb 2020 06:01:28 GMT https://community.cisco.com/t5/network-security/mail-relay-on-pix/m-p/100320#M671054 ralphv 2020-02-21T06:01:28Z Re: Mail Relay on PIX https://community.cisco.com/t5/network-security/mail-relay-on-pix/m-p/100321#M671056 <HTML><HEAD></HEAD><BODY><P>Pix firewalls have no way of preventing mail relay because they cannot control or answer SMTP requests. Mail relay must be controlled on the mail server itself. Normally, it is a simple configuration. What e-mail server are you using?</P></BODY></HTML> Sat, 13 Apr 2002 02:28:14 GMT https://community.cisco.com/t5/network-security/mail-relay-on-pix/m-p/100321#M671056 exigent 2002-04-13T02:28:14Z