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O'Reilly Platform
book
可编程网络自动化
by
Jason Edelman
,
Scott S. Lowe
,
Matt Oswalt
January 2023
Intermediate to advanced
458 pages
14h 16m
Chinese
Posts & Telecom Press
Content preview from
可编程网络自动化
424
|
附录
B
候选配置、
Arista
的配置会话以及
Cisco IOS
的
config replace
。
在
NAP
ALM
术语中,以声明的方式管理完整的配置叫作
配置替换
(
configuration
replace
)
操作。
对于更传统的操作模式,
NAP
ALM
也提供了
配置合并
(
configuration
merge
)操作——可
以进行部分配置或执行若干设备命令,并
确保
它们仅存在于目标网络设备上。
不管是哪种情况,在很大程度上都要依赖于底层设备操作系统的支持,仅根据需要应用变
更。我们将通过一些例子来说明这一点。
下面先从执行配置替换开始。
B.1.1
执行配置替换
执行配置替换意味着我们会发送设备
完整
的活动配置,目标是确保特定配置在设备上存
在。本质上,我们声明了配置应该是什么样子,不关心任何的“
no
”或“
delete
”命令。
我们的
Arista EOS
设备
eos-spine1
当前的完整配置如下所示(删除了部分接口)
。
eos-spine1#show run
! Command: show running-config
! device: eos-spine1 (vEOS, EOS-4.15.2F)
!
! boot system flash:vEOS-lab.swi
!
transceiver qsfp default-mode 4x10G
!
hostname eos-spine1
ip domain-name
!
snmp-server community networktocode ro
!
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Publisher Resources
ISBN: 9787115606181