Axel AX3000 65 User's Manual User Manual

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Appendix


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AX3000 - User's Manual

has been obtained by a previous resolution.

A.4.2 - Resolving a Name

a) Resolution Strategy

To resolve a name, a DNS request is sent by the AX3000. A DNS request
contains the destination DNS server IP address and the name to be resolved.

To resolve a name possibly more than one DNS request is needed (if one or
more default DNS domains are defined). The resolution process is stopped
either when the AX3000 receives a positive response from a DNS server
(success: an IP address is associate to this name) or when all the DNS
requests has been sent and no positive response has been received (failure:
the name is not resolved).

The order of the requests sent to resolve a hostname is called the resolution
strategy.

The resolution strategy depends on both:

- whether or not a domain name is declared,
- whether the name to resolve is complete.

If no default DNS domain is defined in the AX3000 Set-Up, the resolution is
done with the name itself regardless of whether the name is full or not.

If one or more default DNS domains are defined, the resolution strategy
depends on the name:

- Full name: the resolution is first done with this name. If unsuccessful new

resolutions are performed by concatenating the full name with the defined
DNS domains.

- Incomplete Name: the resolutions are first done with the defined default

DNS domains. If unsuccessful a new resolution is performed with this
incomplete name.

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