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Questions tagged [host]

239 questions
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Is it possible to use robocopy to sync host files across multiple Windows servers?

Would it be possible to use robocopy to copy the host file from one server to multiple servers (less than 10 total)? We have servers that rely on having identical host files and this would be convenient. Also is it possible to schedule robocopy and…
hsatterwhite
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Possible need to change hosts file to configure mail

My original problem was that the PHP mail() function wouldn't work for programs on my server, which is running Centos 5.5. I have configired the firewall through a program called system-config-securitylevel-tui and the SMTP port is now…
Joe
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How do I access a website hosted on a Virtualbox guest OS from host OS

I have Windows XP, in which I have installed a Windows Server 2003 VM on Virtualbox. I have hosted my website in the guest server with IIS. I am able to access that site by using following link in the guest OS http://localhost/Test/index.aspx The…
Milan
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Xen: How to install bootloader for domU (guest os)?

I tried to install with "grub-install" grub for guest os (which is debian) from host (centos). Tried with chroot, tried with deboostrap, tried with netinstaller. Centos is running on two raid hdd's,under LVM. Lvm volumes are created everything is…
holms
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Server unreachable without www

My server is unreachable without "www." prefix, even when trying it with ping. The DNS entry looks like this: $TTL 86400 @ IN SOA ns1.first-ns.de. postmaster.robot.first-ns.de. ( 2011010600 ; serial 14400 ; refresh 1800 …
deamon
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Difference between 'Uplink' and Port Speed

Some web-hosts use the term uplink and some other hosts use port speed, relating to servers. Why? Is there any difference?
NaV
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Separate DNS provider,registrar, and dedicated server / host?

I've been a corporate internal programmer for most of my career and the world of hosting, DNS, etc. is very new to me. I appreciate your patience. I'm now working for a much smaller ecommerce company, and we are close to rolling out our website to…
javaguy44
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Host ID's on Network not in succession of 'active' or established devices?

Disclaimer: I am new to networking. I ran a arp -a command on Terminal to establish what devices are currently active on the network. I was returned a number of devices with Host ID's that were not in succession. For example, I had 1, 18, 19, 24, 40…
BuiltByDan
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Will moving my same domain name to new host affect my subdomains?

For an example this is my website www.domain.com. i'm moving to this domain to new host but i already have www.beta.domain.com and beta2.domain.com. If I move my domain to another host it will affect my sub domain or not?
Naveen Kumar
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Cannot bind port 111 on docker on WSL2 on windows, but port is (apparently?) currently free

Setup I have this setup: Windows 10 pro with WSL2 with an Ubuntu 20.04 inside. Inside the Ubuntu, I have a running docker engine that has been working perfectly for over during months, exposing multiple ranges of ports with dozens of images and…
Xavi Montero
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What are some behaviors/patterns that indicate that a host is degrading?

Student here, I'm wondering how we know that hosts are degrading (specifically EC2 instances)? What are some typical behaviors that could indicate the degradation? I looked through the site and googled, and the best answer that I found is Why do AWS…
myao
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How to set up dynamic DNS for 'host' in isc dhcpd

I have set up a couple of subnets in my network, and in one of these subnets I'm setting up hosts like this: subnet 10.0.0.0 netmask 255.255.255.0 { option ntp-servers 10.0.0.1; option time-servers 10.0.0.1; authoritative; allow…
Henk van den Toorn
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Same sysctl kernel parameters for KVM host and guest

I need to set up a KVM guest with the following sysctl kernel parameters: net.core.rmem_max = 16777216 net.core.wmem_max = 16777216 net.ipv4.tcp_rmem = 4096 87380 16777216 net.ipv4.tcp_wmem = 4096 87380 16777216 net.ipv4.udp_rmem_min =…
dshykuts
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Proper way to configuring docker network bridge on the host side

Edit: Note that I'm referring to a single host setup, some local server architecture and not some enterprise-grade backend :D docker network create with the bridge driver creates an actual bridge device on the host machine. I'm adding the host NIC…
HLL
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HAProxy check host name

We run haproxy as load balancer and to provide backup functionality for our API service. Our API is a Java Application using the Jersey framework running in Apache Tomcat. Some time ago we ran into a bad performance problem on the side of our API…
mr.simonski
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