Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [vlsm]

9 questions
3
votes
2 answers

VLSM, Rip V1 and Rip V2

I am trying to understand some things about Rip V1 and V2 but I'm not sure if I'm right, As I know Rip V1 doesn't "advertise" subnet masks, and doesn't support VLSM. If i understand right Even if Rip V1 for example supports VLSM it doesn't matter,…
Aviel Fedida
  • 127
  • 1
  • 10
2
votes
2 answers

How do I divide a network into smaller subnets using a single Layer 3 switch?

I have had trouble searching for help on this one, as most searches for VLSM, CIDR and layer 3 switching bring back very basic questions posted by students just starting their CCNA. I have a batch of public IPs that have been assigned to me. These…
sram
  • 23
  • 1
  • 4
1
vote
6 answers

Trouble subnetting a network

I have the network address 160.80.0.0/24 and have to subnet things like this: How would I subnet this network to accomodate such a huge number of hosts? :D Any guidance for a newbie? I've already read the How Does Subnetting Work post, but they use…
Sergio Tapia
0
votes
1 answer

VLSM Subnetting: Smallest subnet first

I'm setting up a new network. When I search on the internet and make use of subnet calculators. My largest range is always placed first. Now I rather start with my firewalls, then place me server-range and so on. Is there a reason for placing the…
Arne
  • 17
  • 4
0
votes
1 answer

VLSM Assistance

I have a quick query about using VLSM. I need to adopt a optimized addressing scheme making use of VLSM, I have 3 networks in total connected via two different routers, router 1 has a network of 300 hosts and another network of 25 hosts. Router 1 is…
mitchnufc
  • 101
  • 4
0
votes
1 answer

How many assignable addresses are needed for a router-to-router connection?

I have an address zone (let's say 150.41.0.0/16) and I want to subnet it optimally using VLSM. I have a number of VLANs, each with a minimum number of needed addresses, and a couple of router-to-router connections. How many addresses are needed for…
biggdman
  • 153
  • 2
  • 10
0
votes
3 answers

VLSM network design

I'm studying for the CCNA exam and I want to create a VLSM scheme using RIPv2 for the following (CCNA practice example): Network connecting 4 different locations Each switch is fa 0/0 on the router Every point-to-point serial connection is in the…
에이바
  • 612
  • 4
  • 11
  • 34
0
votes
2 answers

Having trouble identifying where to create subnets and VLSM

You can download the 200kb PDF file to see the questions I'm being asked. I'm not a networking guy and our teacher has really failed to teach the basics and just thrust us into this thing. I have no choice but to brute force my way through this…
Sergio Tapia
0
votes
2 answers

VLSM Segmentation

I often hear that it is advisable when segmenting a network (VLSM) to have subnets that have a number of IPs that is as close as possible to the number of real machines. I understand the usefulness of segmenting a network into subnets but why do you…
Benoît
  • 103
  • 3