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Thread: VLSM ?

  1. romina
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    #1

    Default VLSM ?

    I have many problem in "maximizing available host IDs with VLSMs".
    who can help me ?who have any information about this?

    and I'm studing networking infrastructure 70-291,and I want to know
    how can find some guideline about DNS.
    thanks .
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  2. SS -->
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    #2

    Default VLSM Definition

    VLSM = Variable Length Subnet Mask

    The Microsoft Press training kit for 70-291 covers this and DNS in detail.
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  4. Junior Member
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    #3
    dear pywiak

    thanks for reply , we know about VLSM but we do't know about "maximizing in VLSM"
    can you help me ?
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  5. Ancient Relic.......
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    #4
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  6. Junior Member
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    #5
    thank's Ricka182
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  7. Junior Member
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    #6

    Default VLSM

    in vlsm when we want to maximaizing number of hosts must be change this tabale2-36 Chapter 2 Understanding TCP/IP
    Table 2-6 VLSM Subnet IDs
    Subnet Subnet ID Hosts per
    Number (Binary) Subnet Mask Subnet Example Subnet Address
    1 0 255.255.255.128 126 208.147.66.0.0/25
    2 10 255.255.255.192 62 208.147.66.0.128/26
    3 110 255.255.255.224 30 208.147.66.0.192/27
    4 1110 255.255.255.240 14 208.147.66.0.224/28
    5 11110 255.255.255.248 6 208.147.66.0.240/29
    6 111110 255.255.255.252 2 208.147.66.0.248/30
    7 111111 255.255.255.252 2 208.147.66.0.252/30
    this in traning kit book 70-291 but I dont know how can chane the rule of this table
    Plz help me
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