Questions tagged [bind]

BIND is the de facto standard DNS server

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9 views

Copy on files which are binded and mount on linux fails

I am playing around with binding individual files and perform mount on them. I am following the same steps on 2 devices, one is an embedded Linux device and another on Ubuntu 16.04 machine. Following ...
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8 views

Samba as domain controller

I want to configure samba as domain controller but without use of samba-tool .Then what are the configurations of smb.conf ,bind server records like _srv,krb5 server,ldap server.Please tell about this
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29 views

How to restart/release rfcomm for bluetooth communication?

I am trying to connect raspberry pi to my galaxy note to use it for serial communication. I have somewhat succeeded at that. First I paired it and trusted through bluetoothctl. Then I run sudo rfcomm ...
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Is there a way to force client resolve instead of DNS in Bind

I am using bind as a public resolver for a domain which returns different IP address based on the viewer's location (using maxmind's db). Problem is that client queries are not from the actual user IP ...
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26 views

subdomain won't resolve with my bind

I have domain hosted here in cloudflare, while it is hosted there I am using a nameserver IP address(/etc/resolv.conf on linux) on my machine with my own bind server IP address. all is actually fine ...
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14 views

Can you check the bind file edit history, or edit it directly just like .bashrc?

Sometimes when I change to a fresh install, I'd like to know of any shortcuts I may have forgotten to port over; that way when I change computers I can quickly port my bind file preferences over. I'd ...
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Ubuntu Bind9 Configuration help

I'm new to Linux/Bind9 and could use some guidance on configuring a DNS server. I have Bind9 installed and (mostly) configured but have two issues I can't figure out. First, when using my Linux VM as ...
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26 views

CentOS named PID Issue

When I type the command 'systemctl start named', it fails. The 'journalctl -xe' returns the error below. How can I fix it? named.service: New main PID 600 does not belong to service, and PID file is ...
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28 views

bind9 build from source : how to set install/config directory

I have built and installed bind from source (https://github.com/isc-projects/bind9). This has installed to /usr/local/sbin and is expecting configuration files to be in /usr/local/etc. I have copied ...
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57 views

does proxychains redirect all traffic of any application?

From linuxbabe.com: proxychains bash This command will start another bash shell with proxychains in your terminal and from now on you don’t have to prepend proxychains to your command. Your ...
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629 views

How to bind wget to download through a specific port?

I'm trying to download a file through wget. But I want to download it through a port which I configured as a proxy. How can I configure wget to download through a specific port in my computer? In ...
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83 views

Remove one IP from DNS entry with multiple IPs

I was going to add a new DNS entry on my server, but I had a typo and accidentally added the IP (10.0.55.41) to an existing entry. [root@DNS1 ~]# nsupdate > update add DB2.domain.com. 3600 A 10.0....
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bind home and other folders to casper-rw

I use an USB key with a casper-rw partition but Ubuntu only binds /var/log-crash to casper-rw, the rest of linux files are non-persistant. But i want to have nearly all consistent, like an normal ...
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273 views

socket bind() errno 22 - no time-wait sockets

I am quite new to C & Linux and I tried to setup a TCP socket server for Data exchange with a C-Code I compiled and executed on a Ubuntu System. From a Tutorial I copied the following code (see ...
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314 views

DNS Bind not loaded due to errors

This is a school assignment and I'm having trouble with my DNS bind configuration. I'm supposed to setup a DNS server and I need to set SOA, NS and glue record, A records for www, mail and for the ...
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34 views

How to timeout for specific systemd unit?

Is there a way to change timeout for specific systemd unit? I'm okay with the default 90s, except for bind9; we serve tens of thousands of zones so bind9 needs a few minutes to start.
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63 views

Docker Bind Reverse DNS ignoring out-of-zone data

I recently created a BIND docker container, I want to make it become my test environment DNS server which can resolve multiple domains include rDNS. However, my reverse DNS settings always complain ...
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80 views

How to get dig without bind

Is there a way of installing dig or nslookup without BIND (preferably without compilation)? BIND is known to be a huge security hole, and all I need is the ability to resolve domain names to their A ...
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105 views

Bind Security Warning

I always seem to find the following message in my Bind logs: security: warning: using built-in root key for view _default Could anybody advise please, what does that mean and how do I fix it? It's ...
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1answer
24 views

Bind Sync Unknown Command

Could anybody please, enlighten me on the following messages in my logs for Bind: sync 127.in-addr.arpa(unknown command): 2 Time(s) sync domain.com(unknown command): 2 Time(s) It's neither an error ...
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1answer
190 views

DNS Lookup on server with multiple IPs

I have a single CentOS server (amanda01) with three IP addresses on three different subnets. eth0 = 10.0.2.0 subnet eth0.vlan101 = 10.101.0.0 subnet eth0.vlan107 = 10.107.0.0 subet (As you ...
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17 views

How should DNS be configured when using a clustered DHCP with DDNS?

I have 2 linux servers on a home network that are configured as DHCP servers in a failover configuration. They also both have named (bind9) installed. I also want each DHCP server to use DDNS so ...
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24 views

how to route Traffic from specific port through specific NIC / Gateway?

I tried a few solutions, like binding and iptables. But nothing worked for me. What i want to do is using some applications like Firefox with wlan0 nic for example. and eth0 for everything else. I ...
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89 views

Master DNS - Windows, Slave DNS - Linux

There is a working DNS server in Windows Server 2016. I installed and configured slave DNS server in Oracle Linux 7. In windows server, I enabled BIND secondaries, and to Listen all ip addresses. ...
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97 views

Bug in Virtualmin (/var/lib/bind/mydomain.com.hosts) causes 'unknown RR type' - prevents Zone loading and DNS propagation [closed]

I had a strange situation the last few days where I was pointing the DNS records from my registrar to my own DNS server and DNS was not propagating. I have done this before successfully and was under ...
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28 views

Make bind dns to use external recursive dns when resolving fail

My country block some DNS servers. So main recursive DNS server for our institution fails to resolve some domains. Is it possible to use 8.8.8.8 as fallback on our DNS server in case when own ...
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581 views

How to grep all unique ip address in /var/log/messages and send them to another log file

I am in the prosses of decommissioning an old Redhat public BIND server and would like to find all unique IP address that are sending DNS request to this Nameserver. So far this is what I have been ...
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20 views

several instances of bind serving same domain

I am trying to configure two DNS-servers (bind) on 2 linux-servers (server1 and server 2) acting as master for the same domain. server1 is intended as primary server and can resolve a subset of all ...
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36 views

DNS problem: no A record

Ten days ago, i installed a debian 9 stretch, at Kimsufi by OVH. i receive an email from support wich contains a problem with A record, my server is ns.xzave.net, and there is no record A on my server ...
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49 views

Bind DNS Server

enter code hereI am setting up my primary DNS server. The reverse lookup appears to work fine, it is the forward lookups that seems to be the problem. Here are my configurations files. /etc/default/...
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51 views

BIND subnet syntax

I am trying to add an entire subnet to BIND, rather than individual IP addresses. For example instead of doing this: example1.test.com IN A 192.168.5.43 example2.test.com IN A ...
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Is the masters configuration on BIND9 slave stansa limited to 10 IPs?

In the book "DNS and BIND" 5th Edition, it says in the Multiple Master Servers section Are there other ways to make your slave nameserver's configuration more robust? Yes -- you can specify up to ...
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How to setup DNSSEC in BIND on CentOS?

I'am searching the most simple way to setup DNSSEC in BIND using CentOS. I found a question but it's not Centos specific but it's 1000% closer to what I'm after than the entire first page on Google ...
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38 views

fstab bound folders show as disks in GUI

I'm trying to mount different folders on sda7 in the folders in the /home folder. like documents, pictures, and music. I always did that like this: /media/betty/Tuinhuisje/Betty/Documents /home/...
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217 views

DNS forward only

Need clarification on the documentation on this topic somewhat and wanted to get more info on the following but just can't put my finger on it. Below is a snippet from a DNS BIND 9.9 configuration. ...
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242 views

Why do I have duplicate bind mounts?

I'm curious if someone could explain to me what causes the odd scenario where we have a duplicate mount that appears cyclical on Centos 7 when binding a nfs directory? In our hosting environment we ...
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1answer
21 views

There is any difference between this zone syntax?

I'd like to build bind zone files via Ansible. To decide how to structure the jinja2 template I need to know if there is any difference in any of these zone configurations: 1.) good old fashioned way:...
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973 views

bind 9.9.4 rndc: connection to remote host closed

I have installed bind-9.9.4-72 on CentOS 7.6 and everything seems working i can query my local zone and remote address etc. but somehow rndc not working This is what i did to configure rndc rndc-...
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509 views

DNS Zone file will not load

Using BIND, I need to determine why my newly created zone file fails the named-checkzone check. Here in order is the named.conf file, the zone file and the error. I have tried changing the ip not sure ...
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866 views

BIND Reverse DNS Ignoring out-of-zone data

I have a simple, single-address reverse DNS PTR for 10.142.0.2 to gbox.example.com record set up like so: # cat /var/named/zones/0.142.10.in-addr.arpa.db $ORIGIN . $TTL 1D 0.142.10.in-addr.arpa. IN ...
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871 views

Bind - Configure different Forwarders only for Specific Domains CDNs (eg. Wetransfer, Cloudflare, Amazon AWS)

INTRO I've setup a linux box where there's a BIND that serves me as a local dns. Basically by taking advantage of RPZ I can restrict some hosts and at same time with DNSCRYPT I forward everything to ...
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1answer
1k views

How to deal with underscores in hostnames?

I got DNS set up on my company's server and it works just fine, except I got problem with some phones. For example one of the phones is “Huawei P9 lite”, and it's hostname (set on the phone, no chance ...
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335 views

Pipe to fifo from script

I want to send commands from a script to twinkle (the VOIP software). I thought I could do this with a named pipe so I have created one mkfifo phonecmd If I start twinkle and pipe tail from the ...
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1answer
371 views

Cannot replicate DNS zone data from master on LAN to slave behind firewall in a DMZ

Here is some information about my setup. I have a master DNS server in my LAN subnet running on a Ubuntu 16.04 box. In addition, I have some slave DNS servers on my various other subnets (DMZ subnet, ...
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1k views

Package 'bind9' has no installation candidate

I'm tying to install dns sever on ubuntu 14 , I get the error (Package 'bind9' has no installation candidate) and the get update command is not woking
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814 views

Bind DNS configuration - IPv6 LAN, netplan

My ISP has introduced IPv6 to my world and I am happy for that so I don't want to just disable it. However it has introduced some issues. My issue of the moment is that I want my LAN bind DNS to use ...
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4answers
67 views

How to reformat named.conf's zone blocks into single lines?

For reasons I won't go into here, I need to make a copy of an old CentOS 5.10 server's named.conf file and perform some text manipulation on the copy. The final result should consolidate each zone's ...
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716 views

Unable to update bind in CentOS 7?

I am trying to update bind in centos using this command. $ sudo yum update bind Getting this error Transaction check error: file /usr/libexec/setup-named-chroot.sh from install of bind-chroot-32:...
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56 views

Cannot bind a local domain name to my system

I have added a new zone to /etc/named.conf as follows: zone "mysite.local" IN { type master; file "mysite.local.zone"; allow-update { none; }; }; Also, the zone file is as follows: ;File ...
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2k views

named[862]: resolver priming query complete: every 20 seconds

BIND 9.11.3 Ubuntu 18.04 kernel 4.15.0-23 I am running bind9 as my LAN DNS and it is working for all hosts and forwarding to internet through the google DNS IPs Why does my log have many instances ...

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