smtpping
SMTP benchmarking and measurement tool
RUN apt-get update && \
apt-get install -y smtpping
RUN apt-get update && \
apt-get install -y smtpping
RUN apt-get update && \
apt-get install -y smtpping
RUN dnf install -y smtpping
RUN apt-get update && \
apt-get install -y smtpping