F5 questions

> What is Wide IP?
> A Wide IP maps a Fully-Qualified Domain Name to one or more pools of virtual servers that host the content of domain.
  When an LDNS issues a DNS name resolution for a wide IP, the configuration of the wide IP indicates which pools of virtual servers are eligible to respond to the request and which load balancing methods to select the pool.
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> What is A Record?
> The A in A record stands for Address. An A record maps a domain name to the IP address (Version 4) of the computer hosting the domain.
 An A record is used to find the IP address of a computer connected to the internet from a name.
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> What is MX Record?
> A mail exchanger record (MX record) specifies the mail server responsible for accepting email messages on behalf of a domain name. It is a resource record in the Domain Name System (DNS).
  It is possible to configure several MX records, typically pointing to an array of mail servers for load balancing and redundancy.
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> What is C Record?
> A Canonical Name record is a type of resource record in the Domain Name System which maps one alias name to another Canonical Name.
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> What is Zone Runner?
> ZoneRunner is an F5 product used for zone file management on the BIG-IP DNS (GTM) system.
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