diff options
Diffstat (limited to 'plugins')
-rw-r--r-- | plugins/check_smtp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/plugins/check_smtp.c b/plugins/check_smtp.c index 2d2e2891..f96db49b 100644 --- a/plugins/check_smtp.c +++ b/plugins/check_smtp.c | |||
@@ -49,8 +49,11 @@ | |||
49 | * to do something useful. This can be prevented by giving a command | 49 | * to do something useful. This can be prevented by giving a command |
50 | * even if syntax is illegal (MAIL requires a FROM:<...> argument) | 50 | * even if syntax is illegal (MAIL requires a FROM:<...> argument) |
51 | * You can disable sending DUMMYCMD by undefining SMTP_USE_DUMMYCMD. | 51 | * You can disable sending DUMMYCMD by undefining SMTP_USE_DUMMYCMD. |
52 | * | ||
53 | * According to rfc821 you can include a null reversepath in the from command | ||
54 | * - but a log message is generated on the smtp server. | ||
52 | */ | 55 | */ |
53 | #define SMTP_DUMMYCMD "MAIL\r\n" | 56 | #define SMTP_DUMMYCMD "MAIL FROM:<>\r\n" |
54 | #define SMTP_USE_DUMMYCMD 1 | 57 | #define SMTP_USE_DUMMYCMD 1 |
55 | #define SMTP_QUIT "QUIT\r\n" | 58 | #define SMTP_QUIT "QUIT\r\n" |
56 | 59 | ||