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Questions tagged [nlb]

Network Load Balancing (NLB) is a component in Windows Server operating systems that load balances network traffic (sent to a cluster virtual IP address) among multiple servers in an NLB cluster.

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can one cluster IIS- WAS for TCP/IP clustering or is it HTTP only

Does the NLB (network load balancing) feature of IIS extend to an ability to cluster TCP/IP traffic using WAS (Windows Process Activation Service)? I could certainly use HTTP to host WCF services but would prefer the efficiency of a TCP/IP binding.
John Wigger
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TMG Array + Network Load Balancing

I have a pretty simple TMG array setup that is managed by an EMS server. The 2 servers that is in the array TMG01 and TMG02 sits in my DMZ and talks to the EMS server that is on my internal network. After enabling NLB using the EMS server, my TMG01…
user50966
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Using Windows Network Load Balancing for one IP only?

When configuring NLB, you choose the cluster IP. This removes any other secondary IP addresses for the network adapter. How can I have one cluster IP shared by NLB while still having multiple dedicated IPs to single machines, ie for the mail…
user59135
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Windows NLB detect dead IIS?

We're running 4 webservers through NLB, however every once in a while a single IIS dies on us (not the Windows, it still works, it's just the IIS returns 503 Service unavailable) Is it somehow possible to setup NLB to detect this, and stop sending…
Steffen
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Could SQL Server 2008 replication be used with NLB to allow unlimited scaling of reporting servers?

We are currently using transactional replication in SQL Server 2008 to keep a secondary reporting server synchronized with a primary database server. This has been working weel and keeps some of the load off the primary server. Would it be possible…
John Keranos
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How to replicate wwwroot over multiple IIS web servers with NLB without NAS?

We're adding a second server with Windows NLB for a bit of redundancy (ie the power goes on one of the servers - I know its not the best solution). How can we keep the data identical between the servers? Dont want to use a SAN or NAS as thats just…
Igor K
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Network Load Balancing, intermittent port problem on Windows Server 2008

Trying to troubleshoot an intermittent problem on a Windows Server 2008 NLB. I think it might be related to an NLB issue. We are using Windows Network Load Balancing to balance load for our multiserver SharePoint front ends. Say... Web Front End 1…
Jimmy Chandra
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Windows Network Load Balancing on ESX Cluster with Dell PowerConnect stacks

We recently switched out our Cisco 6500 core switch for a pair of Dell PowerConnect 6248 stacks. Since then, our Network Load Balanced Sharepoint, which runs on two virtual machines on an ESX cluster has been behaving very poorly. The symptoms are…
dunxd
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Good idea to use NLB for DNS servers?

Is it a good idea to use NLB to load balance DNS requests to primary and secondary dns servers on port 53?
I.T. Support
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How do I know if I set up the network load balancing cluster correctly?

I'm working on a web conference where we are going to show about 12 videos for a total of about half a gig. Since all the participants are going to be watching (and also streaming/downloading) at once, it was recommended we set up a server farm. So…
letseatlunch
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AWS Multi Zone Redundancy - Load Balancer vs Global Accelerator vs Elastic IP what to use?

I am a bit confused with the Options for load balancing between different AZs for redundancy. I have an application which requires network load balancing and should optimally not depend on DNS to do the load distribution and selection of endpoints.…
VolkA
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AWS NLB HTTPs health check using mTLS

Is it possible to do a AWS NLB HTTPs health check using mTLS? I tried setting up a TLS listener, loaded my cert, setup a TLS target group with HTTPs health check, but the health checks are still failing despite the cert loaded on the NLB.
RustyShackleford
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How do I prevent a server from joining the NLB when it starts up?

I have a problematic Windows Server 2003 box (MOSS 2007) that caused problems so we shut it down. When we bring it back up it joins the NLB (one other server) and causes problems. We tried shutting down IIS on the troublesome box but the problems…
Chloraphil
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Configuration of Microsoft NLB

I'm having an application hosted on a VM server2012r2. This application has a webpart, running .NET 5 (Kestrel). The webpart is accessible via http://:808 or https://:4434. I have setup a second VM, a server 2019. The application…
juFo
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"Could not read configuration of interface" adding new server to NLB cluster

I have a new server (Windows Server 2019) which I am trying to add to an old NLB cluster (It was set up on servers which previously did not consist of any servers newer than Windows Server 2003) In NLB Manager on an existing member of the cluster I…
MrVimes
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