添加删除openstack网络

如果 nova-manage network list 发现有以前留下的网络需要 delete 掉，删除所有以前残留的网络然后重新创建一个 
172.16.38.0/23 新网络：

$ sudo nova-manage network delete 192.168.3.0/24 1 255

$ sudo nova-manage network create 172.16.38.0/23 1 512

$ sudo nova-manage network list
network            netmask         start address   DNS            
172.16.38.0/23     255.255.254.0   172.16.38.2     8.8.4.4


[plain] view plaincopyprint?在CODE上查看代码片派生到我的代码片


[root@station140 ~(keystone_admin)]# nova help | grep float  
    add-floating-ip     Add a floating IP address to a server.  
    floating-ip-bulk-create  
                        Bulk create floating ips by range.  
    floating-ip-bulk-delete  
                        Bulk delete floating ips by range.  
    floating-ip-bulk-list  
                        List all floating ips.  
    floating-ip-create  Allocate a floating IP for the current tenant.  
    floating-ip-delete  De-allocate a floating IP.  
    floating-ip-list    List floating ips for this tenant.  
    floating-ip-pool-list  
                        List all floating ip pools.  
    remove-floating-ip  Remove a floating IP address from a server.