1
vote
1answer
232 views

LAN Redundancy - NIC, Cables + Switch?

I'm trying to move to a HA solution and would like to understand what hardware is required to have redundancy in the NICs, switch and cables. The diagrams below show how I envisage a non-redundant ...
1
vote
0answers
112 views

Separating Secure Network and DMZ (nonsecure) in a PCI Compliant Infrastructure

We are setting up a PCI Compliant infrastructure where most of our applications are running in a DMZ (demilitarised zone) that contain no sensitive information. The part that contains sensitive ...
1
vote
4answers
476 views

TCPing reports 20ms latency between Web Farm and DB

We have a IIS web farm sitting in a DMZ connecting to a MSSQL DB(Windows Cluster). After troubleshooting some performance problems we stumbled upon strange network behavior. We wanted to test network ...
7
votes
2answers
347 views

10GBASE-T shielded cable switch-to-server connection

I'm venturing for the first time into the 10 gigabit (over copper) realm. Likewise, I have never worked with shielded CAT-5/6 cables previously. From my own research, I understand the types and ...
1
vote
1answer
378 views

Standards for documenting/designing infrastructure

We have a moderately complex solution for which we need to construct a production environment. There are around a dozen components (and here I'm using a definition of "component" which means "can ...
3
votes
4answers
242 views

Creating an office network and monitoring all activity without a proxy

We are setting up our office network and would like to track all the websites visited by our employees. However, we would not like to use any proxy based solutions. Our work is highly dependent on ...
0
votes
2answers
103 views

Book about planning computer network [closed]

I'm looking for a book dealing with creation (building, planning, implementing, ... don't know the right word in English) of company computer network (about 1 to few hundreds computers with a few ...
5
votes
1answer
320 views

Tool for network/infrastructure graph

I search for Linux a graphic tool to document our network/server infrastructure. A script that converts maybe some textual representation into dot (i.e. graphviz) would be enough. Nodes should be ...
5
votes
3answers
794 views

Design Critique Needed ( VLAN & ESXi )

So this is my new "project" which consists of tearing down our legacy network and re-doing it correctly. As of now it is a mess. Production is a hogpoge of legacy servers that should have been put to ...
1
vote
1answer
109 views

General Network Infrastructure

I have a number of servers that I rent out to people and have started growing to a point where I need better management. Specifically I am interested in being able to police bandwidth and block port ...
1
vote
3answers
757 views

does a router in front of another router need to be as good as or better?

If I have a server that is sitting behind two routers, does the first and foremost router have to be "better" than the one behind it that is connected to the server? For example, if there was a ...
6
votes
4answers
4k views

How to build network across buildings?

I need some help in building a network between hundreds of computers spread across multiple buildings of my college. Yes, I'll be doing this as a part of my college project. Please see this image, it ...
1
vote
1answer
181 views

Two routers or one router and WAP?

I have an ADSL2 router/modem with internet access and I want to access 3 IP cameras (3 network clients) over wireless behind that router from the internet. My problem is that the ADSL2 router/modem ...
5
votes
2answers
268 views

Small Scale Point-to-Point Fibre optics

I'm faced with a bit of a dilemma with regards to stretching a 100base-T network from building to building. The site is a racetrack (cars) with a control tower, housing race control, admin and a ...
4
votes
1answer
300 views

Fibre Optic Cabling - Where to start?

I'm a sysadmin/developer that works for a small IT company. We are having a new office building built, and we have a limited time window in which to put in the core infrastructure network cabling that ...
1
vote
2answers
94 views

How do you ensure that two data network links have no SPOF?

How do you ensure that two data network links have no SPOF (Single Point of Failure)? We are working on a datacenter network connectivity and need to ensure that there will be no SPOF. We will have ...
1
vote
3answers
342 views

How should I proceed with establishing a Remote Infrastructure management system for my [small] company?

My company is having a small IT infrastructure. Details are: 125 computers One mail server One NAS and One database server We want to establish a remote infrastructure management system, where in ...
1
vote
1answer
113 views

Infrastructure Wireless Network Routing

Suppose there are two clients, A and B, on the same infrastructure-based wireless network with access point C. When A wants to send a packet to B, does C have to forward it to B, or can B just pick it ...
6
votes
6answers
2k views

How to properly deploy multiple computer labs and have room for future expansion?

I am currently the only computer guy at a high school (small budget). Currently, there is no real infrastructure in place. There are just office computers connected to a consumer grade router that ...