[문의]센드메일 에러

안녕하세요. 솔라리스8 시스템 로그에 센드메일 관련 에러가 아래와 같이 계속해서 나타나고 있습니다. 이것이 무엇을 의미하는건가요

sendmail[23862]: [ID 801593 mail.crit] h5D3Bvte023861: SYSERR(root): dbm map "Alias0": missing map file /etc/mail/aliases

sendmail[17112]: [ID 801593 mail.crit] NOQUEUE: SYSERR(root): /etc/mail/sendmail.cf: line 407: readcf: unknown option name RemoteMode

sendmail[17112]: [ID 801593 mail.crit] NOQUEUE: SYSERR(root): /etc/mail/sendmail.cf: line 493: fileclass: cannot open '/etc/mail/trusted-users': Group writable directory

sendmail[17126]: [ID 801593 mail.crit] NOQUEUE: SYSERR(root): /etc/mail/sendmail.cf: line 60: invalid V line vendor code: "Sun"

sendmail[17126]: [ID 801593 mail.crit] NOQUEUE: SYSERR(root): /etc/mail/sendmail.cf: line 77: fileclass: cannot open '/etc/mail/local-host-names': Group writable directory

sendmail[17126]: [ID 801593 mail.crit] NOQUEUE: SYSERR(root): /etc/mail/sendmail.cf: line 237: Unknown address family inet6 in Family=option