Technical References

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Cisco AsyncOS 9.1 for Email CLI Reference Guide
Chapter 3 The Commands: Reference Examples
SMTP Services Configuration
[options]
--max_size Maximum message size. Add a trailing k for
kilobytes, M for megabytes, or no letters for bytes.
--max_conn Maximum number of connections allowed from a
single host.
--max_msgs Maximum number of messages per connection.
--max_rcpt Maximum number of recipients per message.
--override Override the hostname in the SMTP banner. “No”
or SMTP banner string.
--cust_acc Specify a custom SMTP acceptance response.
“No” or SMTP acceptance response string.
--acc_code Custom SMTP acceptance response code. Default
is 220.
--cust_rej Specify a custom SMTP rejection response. “No”
or SMTP rejection response string.
--rej_code Custom SMTP rejection response code. Default is
554.
--rate_lim Enable rate limiting per host. “No”, “default” or
maximum number of recipients per hour per host.
--cust_lim Specify a custom SMTP limit exceeded response
message. “No” or SMTP rejection response string.
Default is “No”.
--lim_code Custom SMTP limit exceeded response code.
Default is 452.
--use_sb Use SenderBase for flow control by default. “Yes”,
“No”, or “default”.
--as_scan Enable anti-spam scanning. “Yes”, “No”,
“Default”.
--av_scan Enable anti-virus scanning. “Yes”, “No”,
“Default”.
--dhap Directory Harvest Attack Prevention. “No”,
“default”, or maximum number of invalid
recipients per hour from a remote host.
--tls Not supported; use menuing system to configure
TLS.
--sig_bits Number of bits of IP address to treat as significant.
From 0 to 32, “No” or “default”.
--dkim_signing Enable DKIM signing. “Yes”, “No”, “Default.”
--dkim_verification Enable DKIM verification. “Yes”, “No”,
“Default.”
--dkim_verification_profile
<name>
The name of DKIM verification profile. This
option is only applicable if --dkim_verification
value is set to “Yes.”
Ta b l e 3 - 1 6 listenerconfig Argument Values -HAT