節錄如下,大多都是像這種的東西,請問是哪裡有問題了

SEVERE ERRORS
 -------------
 
 System Error Messages:
     timeout writing message to smtp.mainetti.com.: Connection reset by smtp.mainetti.com.: 79 Time(s)
     timeout writing message to 163mx03.mxmail.netease.com.: Connection reset by 163mx03.mxmail.netease.com.: 1 Time(s)
     timeout writing message to smtp.mainetti.com.: Broken pipe: 17 Time(s)
 
 Total SEVERE ERRORS:  97
 
 **Unmatched Entries**
    STARTTLS: write error=syscall error (-1), errno=104, get_error=error:00000000:lib(0):func(0):reason(0), retry=1, ssl_err=5: 80 Time(s)
      0: fl=0x0, mode=20666: CHR: dev=0/17, ino=1606, nlink=1, u/gid=0/0, size=0: 17 Time(s)
    STARTTLS: write error=syscall error (-1), errno=32, get_error=error:00000000:lib(0):func(0):reason(0), retry=1, ssl_err=5: 17 Time(s)
      1: fl=0x1, mode=20666: CHR: dev=0/17, ino=1606, nlink=1, u/gid=0/0, size=0: 17 Time(s)
      2: fl=0x1, mode=20666: CHR: dev=0/17, ino=1606, nlink=1, u/gid=0/0, size=0: 17 Time(s)
      3: fl=0x2, mode=140777: SOCK localhost->[[UNIX: /dev/log]]: 17 Time(s)
      5: fl=0x0, mode=100600: dev=8/2, ino=5466920, nlink=1, u/gid=0/0, size=23692088: 17 Time(s)