Podsieťovanie s premenlivou maskou (VLSM)
Vytvorte adresovú schému ak máme k dispozícii adresný rozsah 65.237.0.0/20 a
potrebujeme ho rozdeliť na podsiete s nasledovným počtom IP adries:
- A - 62
- B - 103
- C - 86
- D - 134
- E - 238
- F - 114
- G - 464
- H - 270
- I - 2
- J - 31
| Počet IP |
NVM2 |
Prefix |
Adresa siete |
Broadcast |
Validné adresy |
| 464(+2) |
512 = 29 |
/23
32-9 |
65.237.0.0/23 |
65.237.1.255 |
65.237.0.1 - 65.237.1.254 |
| 270(+2) |
512 = 29 |
/23
32-9 |
65.237.2.0/23 |
65.237.3.255 |
65.237.2.1 - 65.237.3.254 |
| 238(+2) |
256 = 28 |
/24
32-8 |
65.237.4.0/24 |
65.237.4.255 |
65.237.4.1 - 65.237.4.254 |
| 134(+2) |
256 = 28 |
/24
32-8 |
65.237.5.0/24 |
65.237.5.255 |
65.237.5.1 - 65.237.5.254 |
| 114(+2) |
128 = 27 |
/25
32-7 |
65.237.6.0/25 |
65.237.6.127 |
65.237.6.1 - 65.237.6.126 |
| 103(+2) |
128 = 27 |
/25
32-7 |
65.237.6.128/25 |
65.237.6.255 |
65.237.6.129 - 65.237.6.254 |
| 86(+2) |
128 = 27 |
/25
32-7 |
65.237.7.0/25 |
65.237.7.127 |
65.237.7.1 - 65.237.7.126 |
| 62(+2) |
64 = 26 |
/26
32-6 |
65.237.7.128/26 |
65.237.7.191 |
65.237.7.129 - 65.237.7.190 |
| 31(+2) |
64 = 26 |
/26
32-6 |
65.237.7.192/26 |
65.237.7.255 |
65.237.7.193 - 65.237.7.254 |
| 2(+2) |
4 = 22 |
/30
32-2 |
65.237.8.0/30 |
65.237.8.3 |
65.237.8.1 - 65.237.8.2 |
Nový príklad
Ak neviete, ako sa robí podsieťovanie pomocou VLSM, návod nájdete v tomto videu na YouTube.