Re: PING and DNS resolution Acting Odd

[Charles Wilt <charles.wilt@xxxxxxxxx>]

On v7.2...

ping api.sandbox.paypal.com
Verifying connection to host system API.SANDBOX.PAYPAL.COM at address
  173.0.82.78.

ping 'api.sandbox.paypal.com'
Verifying connection to host system api.sandbox.paypal.com at address
  173.0.82.78.

might take a look at the dnsCache options of IPCONFIG
http://ibmsystemsmag.com/blogs/i-can/archive/ipconfig-a-secret-tool-for-ip-configuration/

Charles

Charles


On Tue, Aug 29, 2017 at 7:44 AM, Bradley Stone <bvstone@xxxxxxxxx> wrote:

> I have a client who's working with the paypal addon I created and
> having some very odd results with host name resolution.
>
> Basically on his machine it throws "Error retrieving address by name"
> for api.sandbox.paypal.com.
>
> So we tried ping.
>
> PING 'api.sandbox.paypal.com'
> returns:
> Unknown host, api.sandbox.paypal.com
>
> But, if you leave the quotes off:
>
> PING api.sandbox.paypal.com
>
> It resolves to the IP just fine.
>
> Adding a host table entry for the host name also fixes the first issue
> with the quotes (but I told him do NOT enter host table entries in
> production for sites).
>
> PINGing other hosts such as google, yahoo, etc with or without quotes
> works just fine.
>
> I am leaning towards a DNS issue, but I for the life of me can't think
> of why it would work without quotes on the PING, but not with quotes
> around the host name.
>
> Bradley V. Stone
> www.bvstools.com
> MAILTOOL Benefit #20: The ability to specify multiple email
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