Jump to content

This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

DGA0122 Dual LAN Subnets: Difference between revisions

← Older edit
Content deleted Content added
AA-Andrew (talk | contribs)
autoreview, Bureaucrats, editor, Interface administrators, reviewer, Administrators
12,654 edits
mNo edit summary
David-AA (talk | contribs)
autoreview, editor, emailconfirmed, reviewer, upwizcampeditors
247 edits
No edit summary
 
(4 intermediate revisions by 2 users not shown)
Line 4: Line 4:


===Dual LAN Subnets===
===Dual LAN Subnets===
Desired outcome: You want the router to have a main NAT's IP block and allocate IPs by DHCP to your LAN, but you want an additional public subnet which you can use on specific devices on your LAN that you configure manually.
Desired outcome: You want the router to have a main NAT's IPv4 block and allocate IPs by DHCP to your LAN, but you want an additional public subnet which you can use on specific devices on your LAN that you configure manually.


Prerequesits: The router would be in a state where it is configured initially without the public block of IPs - ie, it's has the private IPs on the LAN. Then, the IP block can be allocated to your line and some manual configuration can be applied to the router as follows:
Prerequisites: The router is in the initial state as delivered, configured without a public (Internet facing) block of IPv4 addresses. It only has one public IP address, and all IP addresses on the LAN are private and rely on network address translation (NAT).

Then, the IP block can be allocated to your line and some manual configuration can be applied to the router as follows:


[[File:DGA-System-Info.png|thumb|System Menu]]
[[File:DGA-System-Info.png|thumb|System Menu]]
Line 26: Line 28:


Note:
Note:
*DHCP will use the private IPs, it's not possible to change it.
*DHCP will use the private IPs, it's not possible to change it (although see [[DGA0122 DHCP Public IPs]]).

*Sending a config from the A&A control pages will overwite these changes.
*Sending a config from the A&A control pages will overwite these changes.
Retrieved from "http://support.aa.net.uk/DGA0122_Dual_LAN_Subnets"