您最多选择25个主题 主题必须以字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符

db.dhcp.site1.example.com 443B

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  1. $ORIGIN .
  2. $TTL 86400 ; 1 day
  3. dhcp.site1.example.com IN SOA ns1.example.com. hostmaster.example.com. (
  4. 2002022408 ; serial
  5. 10800 ; refresh (3 hours)
  6. 15 ; retry (15 seconds)
  7. 604800 ; expire (1 week)
  8. 10800 ; minimum (3 hours)
  9. )
  10. $TTL 600 ; 10 minutes
  11. NS ns1.example.com.
  12. $ORIGIN dhcp.site1.example.com.
  13. $TTL 300 ; 5 minutes
  14. betaclean-lt1 A 10.15.100.55
  15. TXT "31b93fc9347fc03ee8b440163a6886baf2"