November 2024
Intermediate to advanced
584 pages
17h 17m
French
Content preview from Programmabilité et automatisation du réseau
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Annexe B. Utilisation de NAPALM
NAPALM, Network Automation and Programmability Abstraction Layer with Multivendor support, est une bibliothèque Python qui offre un ensemble robuste d'opérations permettant de gérer les périphériques réseau à l'aide d'un ensemble commun d'objets Python, indépendamment de la manière dont chaque opération est effectuée pour un type de périphérique donné.
Bien que NAPALM dispose d'un ensemble croissant de fonctions, nous nous concentrons dans cette section sur deux fonctions principales de NAPALM :
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Gestion de la configuration
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Récupérer des informations sur les périphériques du réseau.
Sur le site, note que l'exécution d'une opération donnée est la même quel que soit le fournisseur ou le système d'exploitation avec lequel tu travailles, tant qu'il existe un pilote et une fonction NAPALM pris en charge pour l'opération en question.
NAPALM prend en charge un grand nombre de fournisseurs de périphériques et utilise différentes API pour communiquer avec chacun d'entre eux. Par exemple, Cisco Nexus utilise actuellement NX-API, Arista EOS utilise eAPI, Cisco IOS utilise SSH, et les pilotes Junos de Juniper utilisent NETCONF. Lorsque tu évalues NAPALM, tu dois savoir quelle API est nécessaire pour le(s) périphérique(s) avec lequel(s) tu travailles.
Pour plus de détails sur les API et les appareils pris en charge, ainsi que pour plus de détails sur les sujets non abordés dans cette annexe, consulte la documentation de NAPALM. Pour l'instant, nous allons ...
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