SMTP: Err Msg: Warning No Return PathLast reviewed: October 20, 1997Article ID: Q107087 |
2.10 3.00
WINDOWS
kb3rdparty kbtlc
The information in this article applies to:
SYMPTOMSThe Microsoft Mail Gateway to SMTP displays this warning:
WARNING No return path [tx] 250 Sender OK CAUSEThe name provided in the "mail from" received by the sending host is incomplete or contains a null value:
[rx] mail from:<> RESOLUTIONNone necessary: this message is informational only and requires no action by the Mail Administrator. The Gateway continues to process mail.
MORE INFORMATIONThe example below shows an address without a beginning "<" and an ending ">". This log file was created using the undocumented -CD option which tells the Gateway to display debug information.
>Incoming SMTP connection from [192.245.59.139] [tx] 220 All set, fire away [rx] hello fake.host.com [tx] 250 Hi there, pleased to meet you [rx] mail from:jdoe >WARNING No return path [tx] 250 Sender OK |
Additional reference words: 2.10 3.00 2.1 3.0 warning
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