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This article introduces the relevant knowledge of "how to modify the ip address of OpenStack". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

OpenStack is the most influential cloud computing management tool today-managing resource pools in the IaaS cloud through commands or Web-based visual dashboards.

1. Find the Nic id whose ip address you want to modify. This document modifies the Nic whose ip address is 192.168.111.11:

[root@node-1 ~] # neutron port-list

2. Allow the ip address to be 192.168.111.12.

[root@node-1] # neutron port-update 83cfe62e-b9bc-4b77-8938-10d8f45d836c-- allowed-address-pairs type=dict list=true ip_address=192.168.111.12

3. Enter the mysql database and modify the data

Mysql > use neutron;Reading table information for completion of table and column namesYou can turn off this feature to get a quicker startup with-ADatabase changedmysql > select * from ipallocations where port_id='83cfe62e-b9bc-4b77-8938-10d8f45d836c' The port_id is the id+--+-+--+- of the network card found earlier. -- + | port_id | ip_address | subnet_id | network_id | +- -+-- +-- + | 83cfe62e-b9bc-4b77-8938-10d8f45d836c | 192.168.111.11 | 17c87ec0- A4f6-4d55-9947-2e8c9c7f1b65 | 28fcbb79-629b-4031-9323-b6acfa620aac | +-- + -- + 1 row in set (0.00 sec)

Edit the ip address of port_ id as 83cfe62e-b9bc-4b77-8938-10d8f45d836c as 192.168.111.12

Mysql > update ipallocations set ip_address='192.168.111.12' where port_id='83cfe62e-b9bc-4b77-8938-10d8f45d836cThe query OK, 1 row affected (0.02 sec) Rows matched: 1 Changed: 1 Warnings: 0

Check to see if the address whose port_id is 83cfe62e-b9bc-4b77-8938-10d8f45d836c has changed.

4. Enter the virtual machine and modify the ip address to communicate with the public network.

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