do I need to configure a Caching Server

[Reindl Harald]

please only reply to the list

Am 21.06.21 um 18:28 schrieb techlists at phpcoderusa.com:
> I am setting up a SOHO PHP web server on my business cable account that 
> allows for running servers.  This is a product for small home bound 
> businesses.
> 
> I have BIND working. The website I am hosting  : 
> http://www.keiththewebguy.com/

how is that related to "do I need to configure a Caching Server" and 
forwarders or bringing something new to the response you are quoting?

* you don't need forwarfders at all
* auth zones are not cached anyways
* anything else is cached anyways

just let do named it's job as it does out-of-the-box as said below

> On 2021-06-19 01:14, Reindl Harald wrote:
>> Am 18.06.21 um 20:28 schrieb techlists at phpcoderusa.com:
>>> I am building a home PHP hosting server for learning.  I have a 
>>> commercial connection to the Internet so no blocked ports and my ISP 
>>> allows servers.
>>
>> unless you are hosting a authoritative zone aka domain on your
>> nameserver it don't matter what your ISP allows
>>
>> if you are not hosting any official zone you shouldn't have the port
>> open to the world because nobody but bots and attackers will ask your
>> server anyways
>>
>>> I believe I only need a Primary Master Server.  Is this the case?
>>
>> what is your usecase to begin with?
>>
>> if it's just internal hostnames for your LAN maybe dnsmasq is the
>> better solution because it can use simple hostfiles like /etc/hosts
>> and forwards everything else to your ISP nameserver
>>
>>> My question is, do I need to configure a Caching Server?
>>
>> there is nothing to configure, if you ask your named for something
>> it's not authoritative it either forwards or doing recursion (depends
>> on the configuration) and cache the result based on the TTL
>>
>>> In /etc/bind/named.conf.options:
>>>
>>>
>>>          [...]
>>>
>>>          forwarders {
>>>               1.2.3.4;
>>>               5.6.7.8;
>>>          };
>>>
>>>          [...]
>>>
>>> Do I need to set the forwarders?
>>
>> no
>>
>> let named do it's out-of-the-box job which is recursion - i can't
>> think of any usecase where i do the work setup a nameserver and then
>> forward everything to a crappy ISP server
>>
>> after stop using forwarding all random dns problems where gone and
>> never came back