提问：看看是什么软件搭建的邮件服务器，跟web服务器
大家好，在学习的过程中，老师直接把linux的服务列表发出来，叫分析，开启什么服务，网站是什么搭建的，邮件是用什么搭建的，我一看蒙了！刚开始学习，难道就这样完蛋了吗，我的妈哟！（我之前查看端口有开 3306 110 25 143）

下面是服务列表，大家看看是什么搭建起来的邮件服务器：谢谢各位大牛

acpid           0:off 1:off 2:off 3:off 4:off 5:off 6:off
anacron         0:off 1:off 2:off 3:off 4:off 5:off 6:off
apf             0:off 1:off 2:on 3:on 4:on 5:on 6:off
atd             0:off 1:off 2:off 3:on 4:on 5:on 6:off
auditd          0:off 1:off 2:on 3:on 4:on 5:on 6:off
autofs          0:off 1:off 2:off 3:on 4:on 5:on 6:off
avahi-daemon    0:off 1:off 2:off 3:off 4:off 5:off 6:off
avahi-dnsconfd  0:off 1:off 2:off 3:off 4:off 5:off 6:off
bandmin         0:off 1:off 2:on 3:on 4:on 5:on 6:off
conman          0:off 1:off 2:off 3:off 4:off 5:off 6:off
courier-authlib 0:off 1:off 2:on 3:on 4:on 5:on 6:off
courier-imap    0:off 1:off 2:on 3:on 4:on 5:on 6:off
cpanel          0:off 1:off 2:off 3:on 4:on 5:on 6:off
cpuspeed        0:off 1:on 2:off 3:off 4:off 5:off 6:off
crond           0:off 1:off 2:on 3:on 4:on 5:on 6:off
dnsmasq         0:off 1:off 2:off 3:off 4:off 5:off 6:off
exim            0:off 1:off 2:on 3:on 4:on 5:on 6:off
fastmail        0:off 1:off 2:on 3:on 4:on 5:on 6:off
filelimits      0:off 1:off 2:on 3:on 4:on 5:on 6:off
firstboot       0:off 1:off 2:off 3:on 4:off 5:on 6:off
haldaemon       0:off 1:off 2:off 3:off 4:off 5:off 6:off
httpd           0:off 1:off 2:off 3:on 4:off 5:on 6:off
ip6tables       0:off 1:off 2:off 3:off 4:off 5:off 6:off
ipaliases       0:off 1:off 2:on 3:on 4:on 5:on 6:off
iptables        0:off 1:off 2:off 3:off 4:off 5:off 6:off
irda            0:off 1:off 2:off 3:off 4:off 5:off 6:off
irqbalance      0:off 1:off 2:on 3:on 4:on 5:on 6:off
iscsi           0:off 1:off 2:off 3:on 4:on 5:on 6:off
iscsid          0:off 1:off 2:off 3:on 4:on 5:on 6:off
jexec           0:on 1:on 2:on 3:on 4:on 5:on 6:on
kudzu           0:off 1:off 2:off 3:off 4:off 5:off 6:off
lvm2-monitor    0:off 1:on 2:on 3:on 4:on 5:on 6:off
mcstrans        0:off 1:off 2:off 3:off 4:off 5:off 6:off
mdmonitor       0:off 1:off 2:off 3:off 4:off 5:off 6:off
mdmpd           0:off 1:off 2:off 3:off 4:off 5:off 6:off
messagebus      0:off 1:off 2:off 3:off 4:off 5:off 6:off
microcode_ctl   0:off 1:off 2:on 3:on 4:on 5:on 6:off
multipathd      0:off 1:off 2:off 3:off 4:off 5:off 6:off
mysql    &