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39 views

2 windows nlb in 1 network interface (win server 2012 r2)

Is it possible to have 2 nlb running in 1 network interface? ex: NLBNetworkInterface IPs (subnets): 192.168.123.1 192.168.123.2 NLB cluster ip1: 192.168.123.69 - with host 192.168.123.1 NLB ...
-1
votes
1answer
62 views

Windows Server NLB vs hardware-based NLB [closed]

Can somebody with extensive experience explain me what are the selling points of hardware-based NLB over Windows NLB and what are major/main disadvantages of Windows NLB? I recently read through some ...
1
vote
1answer
55 views

Windows Server 2012 NLB logging

Can somebody clarify to me what are the best practices when it comes to configuring logging and monitoring for Windows Server 2012 NLB. I believe there are 2 types of logging from management service ...
0
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0answers
43 views

IP configuration for NLB / ARR servers in front of IIS web servers

Currently, I have 3 websites on a single IIS web server. I use 3 dedicated IPs (one per site) because the sites use either SSL or wildcard subdomains. Now, I want to make this environment highly ...
1
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0answers
18 views

NLB - detect service down

I am trying to work out how to use PowerShell to detect when a load balanced (NLB) Apache service is no longer accepting requests (but the service is still running). Windows NLB detect dead IIS? ...
1
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0answers
155 views

Microsoft Network Load Balancing - Hosts Won't Converge Simultaneously

I am running Network Load Balancing on two Windows Server 2012 R2 Datacenter VMs in a VMWare ESXi Host environment. The cluster and hosts are configured to use multicast and all are on the same VLAN ...
1
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0answers
34 views

Load balance 2 wireless adapters on 2 different computers (ie. w/NLB)

I have 2 physical servers running 2012R2. Each box has its own wireless nic. I also have 1 SSID to which both servers/WLANs connect to. While trying to setup NLB, I noticed the Wireless NICs didn't ...
2
votes
2answers
227 views

Does Windows Network Load Balancing require any specific ports to be open?

I have two Windows 2012 servers, joined in a Windows Network Load Balancing cluster. I have been trying to find how the NLB heartbeat message is exchanged between those servers (to make sure it will ...
3
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0answers
382 views

Network Load Balancing 2003 to 2012 R2 Upgrade

We currently have a 3 node windows 2003 NLB cluster running in Multicast mode, for a IIS web cluster. We want to upgrade to 2012 R2. About 15 sites/IP addresses total. Can you run 2012 R2 nodes in ...
0
votes
1answer
1k views

How to implement a network fault tolerance on a Windows Server 2008 R2, Single Server - Dual NIC? Only Windows Services like DNS, DHCP, File Server

Diagram 1: Server, VIP IP Address, Network connections, Switches and Clients Hello There! We have an IBM x3650 M3, Dual NIC. We have Windows Server 2008 R2. In this Window we will have services ...
1
vote
1answer
469 views

NLB ARR cross-node setup

Given: one ASP.NET web application 2 Windows servers with IIS installed (no more servers allowed) I want to enable load balancing / failover for that application, on both server and application ...
1
vote
2answers
542 views

How to synchronize applications between two terminal-service servers?

We have two terminal-service server and we use Network Load Balancing (NLB) to cluster this two terminal-service servers together. We need to have the same applications installed on the two servers, ...
4
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2answers
1k views

Windows Server 2008 R2 Network Load Balancing no balance

I set up a NLB cluster given two servers (WS 2008 R2). Each server has one NIC card which I set up for a static ip address. I assigned the cluster an internet name (MyCluster), and assigned it a ...
0
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0answers
183 views

Two NLB mutlicast clusters on the same VLAN processing same traffic

I have an older ISA2006 based NLB cluster which I plan to migrate to a new TMG2010 NLB cluster. I need to have both clusters active for some time during migration (with different IPs of course). Both ...
1
vote
2answers
497 views

Network Load Balancing cluster for DFSR hub servers?

I have one DFSR hub server with about 80 connections to 80 remote offices. I want to add another hub server for load balancing and redundancy, but I don't want to split the connections between the ...
1
vote
1answer
428 views

Network load balancing across multiple windows versions

We've currently got a Windows NLB setup between a couple of 2008 R2 servers. One of them is about to be replaced by new hardware and I'm wondering whether I can safely install Server 2012 on the new ...
-1
votes
1answer
46 views

MS NLB - Dont I need a third server for actual cluster configuration? [closed]

I think I am missing something here. I am use to have at least 3 machines for load balancing. cluster (proxy). app number 1 app number 2 (perfect duplication of app number 1). But, as I ...
0
votes
1answer
821 views

How to install NLB on 2 win 7 machines with IIS 7.5

Is it possible to make a load balancing cluster that uses 2 win7 machines with IIS installed. I want to make a cluster between 2 such machines. I figured out how to add the Network Load Balancing ...
1
vote
1answer
270 views

renaming Server 2008 R2 NLB Cluster

I need to replace an existing web app server with an NLB cluster pair of servers which are already converged under a certain name/IP address. I will rename the standalone server first, then rename the ...
-3
votes
3answers
1k views

How to failover to another web service automatically?

I've got a 3rd party off-the-shelf windows application that needs to connect to a Web Service (IP address or URL) installed onto another server (actually running on Windows 7 Professional). My user ...
-1
votes
2answers
1k views

Simple IP load balancer for web service that runs on Windows XP or Windows 7 Professional?

I've a closed code application that needs to connect to a web service that needs to run on XPs or Windows 7 (desktop). The application can only connect to a single IP address. The application is low ...
0
votes
1answer
52 views

Domain connection becomes flaky, but why?

I just had a server in our lab disallow me from adding it as a host in Windows Load Balancing. Suddenly, out of the blue (cause this has been working fine), when I tried to re-add the machine into ...
-2
votes
1answer
886 views

windows 7 machines using network load balancing [closed]

I would like to run 2 windows 7 machines in network load balancing mode. If this possible? Searching on the internet, I found a lot of references about 2 internet connections on one computer. That ...
1
vote
1answer
2k views

Does NLB support multiple VIPs? Windows Server 2008 R2

Currently we have a working NLB cluster of web servers running Windows Server 2008 R2 and IIS 7.5 with one virtual IP address. We have three web servers in the cluster the VIP is 141, and the web ...
0
votes
1answer
181 views

MS Server 2008 NLB: Writing on Harddisk

I'm in a confusing situation right now: I have 2 MS Server 2008, hosting a WCF-Webservice which is basically reading data from an SQL-Server and forwarding it to the client. We use NLB to loadbalance ...
2
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2answers
263 views

Network Load Balancing Windows server 2008

I have a questions about load balancing configurations. Maybe someone already asked this question but I didn't find something similar on the web. The Actual Configuration is . I Have two servers ...
0
votes
1answer
57 views

Communicating from a set of load-balanced Windows servers back to the same set of load-balanced servers

We have a set of load-balanced (using Microsoft NLB v6.1) Windows servers (Windows Server 2008 R2) with IIS7 that host a range of web applications. These web applications do a lot of web service ...
0
votes
2answers
2k views

Network Load Balancing problem

Summary I have two machines in an NLB cluster. If I shut-down one machine (to simulate failure) then the second doesn't take-up the load. I'm looking for help in diagnosing the reason for this. ...
1
vote
0answers
542 views

NLB NIC w/ Static IP permanently “Acquiring Network Address” after adding more IP's to the cluster

We have a 2 node NLB cluster. I recently added more IP's to the cluster range, after which point, the NLB NIC's on both of my nodes ended up in a permanent "acquiring network address" state. The ...
0
votes
1answer
503 views

Network Load Balancer, between two standalone computers, user gets access denied on the second member of the cluster

I have set up a few NLB clusters without problems, so far they have been administered with the administrator user. Now I have created a few users who are identical on both members of the cluster, all ...