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Cabletron Systems DMS-100 User Manual

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Appendix E: Understanding IP and IP addressing 155

DMS-100 Family EIU User Guide TELECOM12

Figure 32

Subnet mask: class B

Base_Tel-12

IPNETWRK
No. subnets

No. hosts

netmask

Netmask in binary format

subnet size

2 16382 255.255.192.0 (11111111.11111111.11000000.00000000) 2
6 8190 255.255.224.0 (11111111.11111111.11100000.00000000) 3
14 4090 255.255.240.0 (11111111.11111111.11110000.00000000) 4

30 2046 255.255.248.0 (11111111.11111111.11111000.00000000) 5

62 1022 255.255.252.0 (11111111.11111111.11111100.00000000) 6
126 510 255.255.254.0 (11111111.11111111.11111110.00000000) 7
254 254 255.255.255.0 (11111111.11111111.11111111.00000000) 8
510 126 255.255.255.128 (11111111.11111111.11111111.10000000) 9
1022 62 255.255.255.192 (11111111.11111111.11111111.11000000) 10
2046 30 255.255.255.224 (11111111.11111111.11111111.11100000) 11
4094 14 255.255.255.240 (11111111.11111111.11111111.11110000) 12
8190 6 255.255.255.248 (11111111.11111111.11111111.11111000) 13
16382 2 255.255.255.252 (11111111.11111111.11111111.11111100) 14

Host/Router DMS

CLASS B subnet masks