dnsmasq is a lightweight DHCP, DNS and TFTP server application for *nix platforms intended for use on small and home networks.

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14 views

OpenWRT Chaos Calmer 15.05 DNS forwarding, custom DNS Server, DHCP option - nothing works [on hold]

Okay, so essentially I'm trying to only forward one very specific address over one of those geo unblock dns proxy services. Namely Pandora.com. Don't judge, I like their raido stations better than ...
1
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1answer
1k views

DNSMasq wildcard top level domain/suffix

I'm running DD-WRT on my router and I need to block certain websites and all their potential suffixes, is that possible or would I have to list them all out individually? What I have is this ...
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0answers
25 views

Dynamically resolve hostname to multiple, prioritized IPs [on hold]

I have a linux server connected to a VPN. At home, I use the same VPN on my laptop, while connected to the server directly through a wireless router. To do this, I have two entries in my /etc/hosts ...
4
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2answers
3k views

OpenVPN: Not all DNS entries get pushed to clients from server. (dnsmasq)

I have been trying to find a solution to this problem, but have found no answer so far, so I hope you guys can help me out. I have a server running Ubuntu 10.04, which has a static IP address and an ...
0
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3answers
3k views

Dnsmasq on Tomato firmware won't reply from simple name address

I want to be able to access computer 192.168.0.3 from the simple name "pos". Not "pos.com" or anything. With my setup below I can ping dev.pos, just not pos. I have to ping mydomain.pos to get a ...
1
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0answers
15 views

DNSMasq lookup dns for domain by interface

I have DD-WRT running dns-masq to use different name servers for a wireless access point. I want to take this one step further but I can't seem to get it working. My current setup (which works ...
3
votes
1answer
47 views

Does a Windows host correctly interpret dnsmasq parameters?

I have a network of Windows 10 machines served (DNS and DHCP) by a dnsmasq instance on a Ubuntu server (Ubuntu 15.10, dnsmasq 2.75). The setup basically works (dnsmasq provides addresses and manages ...
1
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1answer
2k views

Spacewalk, Kickstart, Cobbler, PXE, Dnsmasq

I have installed a Spacewalk server. One of the final features I am trying to configure is Kickstart. I cannot seem to find any definitive documentation on how to set this up in a "real environment". ...
0
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19 views

configure host to use private DNS server when result is not found?

Is there a way to configure a Linux host to resolve hostnames using a primary DNS server but if the result is not found, resolve using a secondary DNS server? The reason is that I have some hosts ...
0
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2answers
43 views

How to discard a DHCP request's old IP address (and provide a new one)?

I switched from a 192.168.0.0/24 network to 10.10.10.0/24. The addresses are provided by dnsmasq-dhcp. The switch went fine for all devices but one - a printer (called PRINTER). This printer was ...
1
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2answers
48 views

Regular expression in not working in dnsmasq config

I have dnsmasq version 2.66 installed on CentOS. As per release notes, dnsmasq supports regular expressions starting 2.60 I have following enty in my config file: ...
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1answer
112 views

dnsmasq failed to restart

Whenever I want to restart dnsmasq service, I receive this error root@ipm:/tftpboot# /etc/init.d/dnsmasq restart [....] Restarting dnsmasq (via systemctl): dnsmasq.serviceJob for dnsmasq.service ...
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1answer
43 views

Captive portal with iptables and local dns server

I'm trying to redirect all the browser's requests from my wifi interface wlan1 to a captive portal. I have a node web server running on my target on 10.4.30.34:4040. It has to redirect the browser ...
0
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0answers
13 views

Double DNS resolution at Squid proxy

I wanted to check if anyone faced this scenario or not. Any input if someone can share greatly appreciated. Following is scenario:- I have set of workstations are accessing internet directly but for ...
0
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0answers
48 views

Custom captive portal on Android

I'm trying to setup a captive portal system with Dnsmasq. Basically when a user connects a device to my network, I redirect all request to my webserver. On iOS it is working fine but I have a problem ...
4
votes
4answers
1k views

Don't automatically include all subdomains in DNSMasq address

It is possible to configure DNSMasq such that it returns a fixed IP address only for a request for that exact domain, and not for its subdomains? That is, I want it to return a fixed IP when resolving ...
0
votes
1answer
67 views

dnsmasq proxy mode and efi boot

So, I already have DHCP server in my local network. But I want to setup new VMs with network boot (PXE). I've setup dnsmasq in proxyDHCP mode to provide PXE info to booting clients while using other ...
0
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1answer
89 views

Dnsmasq , redirect all but google.com

My router uses dnsmasq. In my dnsmasq.conf, I write: address=/#/127.0.0.1 in order to resolv any domain to my local server. It works. Now I'd like to make possible to join www.google.com. Any other ...
0
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1answer
2k views

dnsmasq(as DHCP server) isn't working in KVM+libvirt envirmont

I'm using dnsmasq as DHCP server in VM environment. But It didn't working. I disabled basic DHCP feature in libvirt. <network> <name>default</name> ...
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2answers
89 views

Some IPv6 hosts send all traffic, even in same subnet, to router

I noticed a routing issue with IPv6 with our LAN. Most of the client PCs are LTSP thin clients. They get one address through SLAAC. Tracepath6 to hosts on the same subnet shows all traffic is direct. ...
4
votes
2answers
11k views

dig & nslookup can't resolve local hosts unless I specify the (local) DNS server to use

I am setting up a small private network within my University network. I have a Centos 6 box (sun) sitting between my private network and the university WAN. eth0 on the sun is connected to the WAN and ...
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0answers
33 views

dnsmasq dhcp-range for different access points

Is there a way to configure dnsmasq to hand out IPs from different range to different wireless access points? I have a basic Asus router configured as access point (it does no routing and doesn't run ...
0
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1answer
161 views

Enable DHCPv6 in dnsmasq to distribute fixed range IPv6 addresses but failed

Help wanted! I want to create a AP in my Raspbian PI. And i choose dnsmasq as the dhcpv4 and dhcpv6 server. However, my laptop can acquire IPv4 successfully but fail to get a IPv6. Why the dnsmasq ...
3
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1answer
174 views

dnsmasq returns (false) “bogus” result for DNSSEC validation

I'm running a local Debian 8.1 installation with a DNSSEC-validating DNS-Resolver called dnsmasq (version 2.72-3+deb8u1). I set it up to return a SERVFAIL if it isn't able to validate a ...
0
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1answer
140 views

How to automatically add localhost DNS server (dnsmasq) to resolv.conf

I did the steps at https://wiki.archlinux.org/index.php/OpenVPN#DNS to set up DNS with OpenVPN so that anytime the OpenVPN connects or disconnects, it automatically updates /etc/resolv.conf. The ...
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0answers
18 views

dnsmasq causes “Bad request syntax”

I need to wildcard localhost for dev purpose and I'm really green on dns and network things. With wildcard localhost I mean that I need to test my python and node.js applications with: localhost.dev, ...
0
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1answer
193 views

Nova network DHCP not releasing ip with force_dhcp_release=True

The problem I am seeing is that when nova-network calls dhcprelease upon instance termination (due to forcedhcp_release=True) the address is not always released(syslog are not showing DHCPRELEASE ...
0
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0answers
280 views

Setting up softether with dnsmasq on aws server

I am following this guide http://blog.lincoln.hk/blog/2013/05/17/softether-on-vps-using-local-bridge/ to setup softether vpn in bridge mode with dnsmasq on an aws ec2 server. I got this working fine ...
1
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2answers
123 views

Specify destination DNS server based on subnet

Our office subnet is 10.1.10.0/24. I have a gateway (10.1.10.1) that is forwarding DNS requests to a server running DNSmasq (10.1.10.2). I have an IPsec tunnel to our Parent Company's network ...
0
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1answer
13 views

Is it possible to split a domain using dns Bind9

I have a domain (example.com) that the hosts are split in several different networks/places. Most of these hosts are hosted in our office. What i am trying to do is configure a zone that resolves ...
1
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1answer
312 views

Dnsmasq's DNS response auto caching feature not working

Dnsmasq Cache and Internal Log on USR1 signal dump (when running with or without --no-daemon and --log-queries for analysis) it always shows: 0/0 cache, meaning caching feature of Dnsmasq not working. ...
0
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1answer
367 views

dnsmasq on virbr0 (libvirt) and network manager

I want to run dnsmasq on my local machine in order to configure a wildcard to resolve to 127.0.0.1 for testing purposes. However, when I went to start dnsmasq with systemd I got the following error ...
2
votes
1answer
50 views

Dnsmasq being used as server's DNS server when it shouldn't be

I have the box's DNS nameserver hardcoded in /etc/network/interfaces with dns-nameservers 8.8.8.8 (I just have to google DNS during testing, using another DNS live.) And then I have dnsmasq ...
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0answers
329 views

dnsmasq doesn't automatically reload when entry is added to /etc/hosts

I am struggling for a few days to configure dnsmasq to automatically reload or take into knowledge the new hosts added to /etc/hosts or to another configured file /etc/hosts.dnsmasq. Is this even ...
0
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0answers
50 views

How to enforce dnsmasq to use internal dns for apex domain

We host example.com at Amazon and use Route 53 which works well outside VPN. From inside VPN we need to access to multiple internal subdomains, such as test.example.com, dev.example.com etc. which ...
2
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4answers
6k views

How can I override TTL of an Internet Address?

I'm running a caching DNS server currently to improve latency in a network. The question is: can I override the TTL I get from a server using BIND9 or other software on Linux? short "dig ...
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0answers
54 views

dnsmasq classless reverse forwarding

I'm currently using a dnsmasq as DNS forwarder for a handful of classless zones and the A record forward is working fine. But I now do have some trouble with the PTR query forwarding, since I don't ...
6
votes
2answers
3k views

Per-client DNS servers with DNSMasq

I am running TomatoUSB with DNSMasq to provide DHCP and DNS services for my local network. What I would like to achieve is to provide alternative DNS servers for one or two specific clients on the ...
1
vote
1answer
109 views

Forward dns request to another dns server

How can I forward configure my local dnsmasq so requests with hostnames ending with .docker are forwarded to another nameserver, while other requests are still handled locally ? I have looked for an ...
0
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0answers
75 views

Why Windows not get DHCP properly?

I have a VM that installs Windows Server 2008 R2 Enterprise. It configures both DHCPv4 and DHCPv6 clients. The VM locates on an isolated network, where a dnsmasq offers both DHCPv4 and DHCPv6 ...
0
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0answers
23 views

dnsmasq, dynamically add addresses?

Is it possible, with dnsmasq, to dynamically add/remove addresses ? For instance, executing a script from php (it's maybe bad, but theorically, is it possible ?) to add: address=/altern.org/100.2.3.4 ...
0
votes
1answer
2k views

Using dnsmasq to service multiple subnets

I'm pretty new to using dnsmasq, and I would like to keep utilizing it in my lab environment. However, being new, I am unsure what commands/files to use. I've spent two days doing research and ...
4
votes
2answers
2k views

How long does dnsmasq cache dns?

I looked up the man page and couldn't find how long dnsmasq cache a dns. what's the rule for caching and expiration? I am having a problem that request send to an external service sometimes takes ...
0
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1answer
120 views

Assigning different IP from range on dnsmasq DHCP server

I have an installed dnsmasq DHCP server. I want to assign different IP address from defined range. For instance my IP range is 10.11.12.10 - 10.11.12.50 but I want to assign different IP ...
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0answers
88 views

Ubuntu 12.04 Router Firewall TTFB Delay

I use Ubuntu Server as my router/firewall for my network for a number of reasons. Until recently, I was using 10.04 with great success for this purpose. The OS provides DNS lookup and DHCP using ...
0
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1answer
83 views

Linux DNS caching for performance and safety

I am trying to figure out how to do this properly. My servers use search-domain to find the FQDN, so my code can connect using redis as the host, etc. I ran into a problem where the DNS provider for ...
3
votes
2answers
10k views

dnsmasq - Multiple forwarding servers for domain entries?

I was wondering if it was possible to configure dnsmasq to send "server=" entries to multiple upstream servers? so like this: server=/facebook.com/1.2.3.4 server=/facebook.com/2.3.4.5 and have it ...
0
votes
1answer
352 views

Linux: nslookup and dig resolve $HOSTNAME, but ping doesn't

In our private network we have a Consul service discovery server (10.241.232.14) that provides a DNS interface (port 8600). We would like to set our common DNS servers to forward some queries to the ...
1
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1answer
46 views

DNSMasq Not Respecting Hostfiles [closed]

I have dnsmasq running inside docker under a Fedora 22 Hyper-V guest. I have it configured to read from a directory containing hosts-format files. Yes, I know DNS servers use zones, but dnsmasq ...
0
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1answer
84 views

Specific host file for interface with dnsmasq

I use a VPN on an interface, e.g tun0 (2.2.2.0/24), while the LAN network is on the interface eth0 (1.1.1.0/24). I use dnsmasq to route specific addresses to my LAN and these addresses have their ...