Why restriction on minimum lease time in DHCP protocol removed in RFC 2131











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While going through RFC 2131 for DHCP I came across a section which states 1.1 Changes to RFC 1541 under which it mentions that The minimum lease time restriction has been removed.



I went through RFC 1541 again to find out the previous minimum lease time and it was for an hour.



Could anyone help me with the question that why was that restriction removed?
And any possible advantage of it?



Edit: I got an explanation from one of my Professor and thus thought of mentioning it in the answer section. Hope this helps.










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  • @moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
    – Jiger Jain
    Nov 13 at 4:33

















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While going through RFC 2131 for DHCP I came across a section which states 1.1 Changes to RFC 1541 under which it mentions that The minimum lease time restriction has been removed.



I went through RFC 1541 again to find out the previous minimum lease time and it was for an hour.



Could anyone help me with the question that why was that restriction removed?
And any possible advantage of it?



Edit: I got an explanation from one of my Professor and thus thought of mentioning it in the answer section. Hope this helps.










share|improve this question
























  • @moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
    – Jiger Jain
    Nov 13 at 4:33















up vote
-1
down vote

favorite









up vote
-1
down vote

favorite











While going through RFC 2131 for DHCP I came across a section which states 1.1 Changes to RFC 1541 under which it mentions that The minimum lease time restriction has been removed.



I went through RFC 1541 again to find out the previous minimum lease time and it was for an hour.



Could anyone help me with the question that why was that restriction removed?
And any possible advantage of it?



Edit: I got an explanation from one of my Professor and thus thought of mentioning it in the answer section. Hope this helps.










share|improve this question















While going through RFC 2131 for DHCP I came across a section which states 1.1 Changes to RFC 1541 under which it mentions that The minimum lease time restriction has been removed.



I went through RFC 1541 again to find out the previous minimum lease time and it was for an hour.



Could anyone help me with the question that why was that restriction removed?
And any possible advantage of it?



Edit: I got an explanation from one of my Professor and thus thought of mentioning it in the answer section. Hope this helps.







networking tcp-ip dhcp






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edited Nov 18 at 19:19

























asked Nov 13 at 1:19









Jiger Jain

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  • @moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
    – Jiger Jain
    Nov 13 at 4:33




















  • @moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
    – Jiger Jain
    Nov 13 at 4:33


















@moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
– Jiger Jain
Nov 13 at 4:33






@moderator I am not sure why my question is been downvoted? If there is something which someone thinks this question is inappropriate then please comment rather than downvoting. It absolutely discourages the intent of this forum.
– Jiger Jain
Nov 13 at 4:33














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The minimum lease time earlier in RFC 1541 which was of an hour created a problem for users in a space where the usage of particular IP is less than an hour. Thus there was a need to change it in RFC 2131.



For e.g., In a class of students in a University conducting classes, where lease time is as per RFC 1541 then an IP is assigned for an Hour to a particular student.
However, if there are multiple batches of half an hour lectures [With limited IPs available say 100] then the subsequent batch of students [say 70] might fall in short of IPs since the IP assigned to the students in the first batch are yet to be renewed [70 and currently available IPs in pool: 100 - 70 = 30].



Thus having a minimum lease time creates a problem. Perhaps be the reason for removing that mandate in the revision RFC 2131.



I got this explanation from one of my Professor and thus thought of mentioning it as an answer.






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    1 Answer
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    up vote
    0
    down vote



    accepted










    The minimum lease time earlier in RFC 1541 which was of an hour created a problem for users in a space where the usage of particular IP is less than an hour. Thus there was a need to change it in RFC 2131.



    For e.g., In a class of students in a University conducting classes, where lease time is as per RFC 1541 then an IP is assigned for an Hour to a particular student.
    However, if there are multiple batches of half an hour lectures [With limited IPs available say 100] then the subsequent batch of students [say 70] might fall in short of IPs since the IP assigned to the students in the first batch are yet to be renewed [70 and currently available IPs in pool: 100 - 70 = 30].



    Thus having a minimum lease time creates a problem. Perhaps be the reason for removing that mandate in the revision RFC 2131.



    I got this explanation from one of my Professor and thus thought of mentioning it as an answer.






    share|improve this answer

























      up vote
      0
      down vote



      accepted










      The minimum lease time earlier in RFC 1541 which was of an hour created a problem for users in a space where the usage of particular IP is less than an hour. Thus there was a need to change it in RFC 2131.



      For e.g., In a class of students in a University conducting classes, where lease time is as per RFC 1541 then an IP is assigned for an Hour to a particular student.
      However, if there are multiple batches of half an hour lectures [With limited IPs available say 100] then the subsequent batch of students [say 70] might fall in short of IPs since the IP assigned to the students in the first batch are yet to be renewed [70 and currently available IPs in pool: 100 - 70 = 30].



      Thus having a minimum lease time creates a problem. Perhaps be the reason for removing that mandate in the revision RFC 2131.



      I got this explanation from one of my Professor and thus thought of mentioning it as an answer.






      share|improve this answer























        up vote
        0
        down vote



        accepted







        up vote
        0
        down vote



        accepted






        The minimum lease time earlier in RFC 1541 which was of an hour created a problem for users in a space where the usage of particular IP is less than an hour. Thus there was a need to change it in RFC 2131.



        For e.g., In a class of students in a University conducting classes, where lease time is as per RFC 1541 then an IP is assigned for an Hour to a particular student.
        However, if there are multiple batches of half an hour lectures [With limited IPs available say 100] then the subsequent batch of students [say 70] might fall in short of IPs since the IP assigned to the students in the first batch are yet to be renewed [70 and currently available IPs in pool: 100 - 70 = 30].



        Thus having a minimum lease time creates a problem. Perhaps be the reason for removing that mandate in the revision RFC 2131.



        I got this explanation from one of my Professor and thus thought of mentioning it as an answer.






        share|improve this answer












        The minimum lease time earlier in RFC 1541 which was of an hour created a problem for users in a space where the usage of particular IP is less than an hour. Thus there was a need to change it in RFC 2131.



        For e.g., In a class of students in a University conducting classes, where lease time is as per RFC 1541 then an IP is assigned for an Hour to a particular student.
        However, if there are multiple batches of half an hour lectures [With limited IPs available say 100] then the subsequent batch of students [say 70] might fall in short of IPs since the IP assigned to the students in the first batch are yet to be renewed [70 and currently available IPs in pool: 100 - 70 = 30].



        Thus having a minimum lease time creates a problem. Perhaps be the reason for removing that mandate in the revision RFC 2131.



        I got this explanation from one of my Professor and thus thought of mentioning it as an answer.







        share|improve this answer












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        answered Nov 18 at 19:18









        Jiger Jain

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