單項(xiàng)選擇題

A cluster indicates that a remote site has failed. What facilities exist in HACMP/XD：HAGeo to ensure that the failure is not just a TCP/IP communication failure？（）

A. Electronic Service Agent software provides a redundant heartbeat between sites.
B. A non-IP network and Dial Back Fail Safe provide redundant heartbeats between sites.
C. The GeoMirror Devices provide a link validation facility that guarantees the validity between sites.
D. The Site Notification Daemon maintains a heartbeat between sites via short haul Modems/line drivers and dark fibre.

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單項(xiàng)選擇題

A cluster administrator has defined a custom error notification method that will email and administrator when a temp error is detected on an individual hdisk. What method should be used to test this functionality？（）

A. sendmail -bi
B. yes >/dev/kmem
C. emulate errlog entry
D. reducevg vgname hdisk#

單項(xiàng)選擇題

A cluster using IPAT via IP aliasing has four adapters. Normally there are several resource groups that have a total of four service IP labels. When two of the adapters fail， what happens？（）

A. The resource group containing the IP labels changes to an "offline" state.
B. The IP service labels of the failed adapters relocate the surviving adapters.
C. Nothing because the resource groups wait for the adapters to become active again.
D. The resource groups containing the IP labels of the failed adapters migrate to a backup node.

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A cluster indicates that a remote site has failed. What facilities exist in HACMP/XD：HAGeo to ensure that the failure is not just a TCP/IP communication failure？（）

你可能感興趣的試題

A cluster administrator has defined a custom error notification method that will email and administrator when a temp error is detected on an individual hdisk. What method should be used to test this functionality？（）

A cluster using IPAT via IP aliasing has four adapters. Normally there are several resource groups that have a total of four service IP labels. When two of the adapters fail， what happens？（）

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A cluster indicates that a remote site has failed. What facilities exist in HACMP/XD：HAGeo to ensure that the failure is not just a TCP/IP communication failure？（）

A cluster using IPAT via IP aliasing has four adapters. Normally there are several resource groups that have a total of four service IP labels. When two of the adapters fail， what happens？（）