Difference between revisions of "Split DNS (Zimbra)"

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[http://en.wikipedia.org/wiki/Split-horizon_DNS Split DNS] is required for Zimbra where your server is on an internal ([http://www.wikipedia.org/wiki/Private_network#Private_IPv4_address_spaces private address range]) network. Zimbra needs to be able to resolve its own Mail Exchanger (MX) DNS record, ~~therefore~~ if your server is known publicly by one IP address, but in fact has a different internal address (and the public IP is NAT'ed to the internal IP) you'll need to use split DNS. This allows your server to be known by one IP address on the internet, and a different address internally, but with the same hostname regardless of where you are. There are two methods described below...

[http://en.wikipedia.org/wiki/Split-horizon_DNS Split DNS] is required for Zimbra where your server is on an internal ([http://www.wikipedia.org/wiki/Private_network#Private_IPv4_address_spaces private address range]) network.

Zimbra needs to be able to resolve its own Mail Exchanger (MX) DNS record, otherwise its services will not start. Therefore if your server is known publicly by one IP address, but in fact has a different internal address (and the public IP is NAT'ed to the internal IP) you'll need to use split DNS. This allows your server to be known by one IP address on the internet, and a different address internally, but with the same hostname regardless of where you are. There are two methods described below that enable you to achieve this...

# [[#Localhost DNS Server Setup|Localhost DNS Server Setup]] - DNS server installed locally on the Zimbra server.

# [[#Local Network DNS Server Setup|Local Network DNS Server Setup]] - DNS server on your local network, if you have one available.

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-[http://en.wikipedia.org/wiki/Split-horizon_DNS Split DNS] is required for Zimbra where your server is on an internal ([http://www.wikipedia.org/wiki/Private_network#Private_IPv4_address_spaces private address range]) network.  Zimbra needs to be able to resolve its own Mail Exchanger (MX) DNS record, therefore if your server is known publicly by one IP address, but in fact has a different internal address (and the public IP is NAT'ed to the internal IP) you'll need to use split DNS.  This allows your server to be known by one IP address on the internet, and a different address internally, but with the same hostname regardless of where you are.  There are two methods described below...
+[http://en.wikipedia.org/wiki/Split-horizon_DNS Split DNS] is required for Zimbra where your server is on an internal ([http://www.wikipedia.org/wiki/Private_network#Private_IPv4_address_spaces private address range]) network.
+Zimbra needs to be able to resolve its own Mail Exchanger (MX) DNS record, otherwise its services will not start.  Therefore if your server is known publicly by one IP address, but in fact has a different internal address (and the public IP is NAT'ed to the internal IP) you'll need to use split DNS.  This allows your server to be known by one IP address on the internet, and a different address internally, but with the same hostname regardless of where you are.  There are two methods described below that enable you to achieve this...
 # [[#Localhost DNS Server Setup|Localhost DNS Server Setup]] - DNS server installed locally on the Zimbra server.
 # [[#Local Network DNS Server Setup|Local Network DNS Server Setup]] - DNS server on your local network, if you have one available.

Difference between revisions of "Split DNS (Zimbra)"

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