?????? CentOS release 6.6 ?????sendmail???????????????????????????????????3???????е?????????????sendmail??????????????????????Щ??????????????????????????顣???????
????[root@MySQL-T01 bin]# service sendmail stop
????Shutting down sm-client: [ OK ]
????Shutting down sendmail: [ OK ]
????[root@MySQL-T01 bin]# date
????Wed Aug 5 09:11:00 UTC 2015
????[root@MySQL-T01 bin]# service sendmail start
????Starting sendmail: [ OK ]
????Starting sm-client: [ OK ]
????[root@MySQL-T01 bin]# date
????Wed Aug 5 09:14:53 UTC 2015
?????????????sendmail???????????????????3?????????Starting sendmail??Starting sm-client??????check?????????????????????A???????????????????????9?DNS????????????????????????????????????????dns A???????????????????.
????????????????????A????????????????????????????????????????????????????;???IP??????????????????????????????????????????????????????????????????????
???????????
??????sendmial????????????????????????????????????????????????????
????/etc/hosts??????
????[root@MySQL-T01 bin]# more /etc/hosts
????10.20.251.45 MySQL-T01 localhost
????127.0.0.1   localhost  localhost.localdomain localhost4 localhost4.localdomain4
????::1         localhost  localhost.localdomain localhost6 localhost6.localdomain6
????/etc/hosts???????
????[root@MySQL-T01 bin]# vi /etc/hosts
????10.20.251.45 MySQL-T01 localhost
????127.0.0.1   localhost localhost.localdomain MySQL-T01
????::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
????"/etc/hosts" 3L?? 170C written
??????????????sendmail???????sendmail?????????????????????
????[root@MySQL-T01 bin]# service sendmail stop
????Shutting down sm-client: [  OK  ]
????Shutting down sendmail: [  OK  ]
????[root@MySQL-T01 bin]# service sendmail start
????Starting sendmail: [  OK  ]
????Starting sm-client: [  OK  ]
????[root@MySQL-T01 bin]#