[Openstack] <ask> Specify starting Ip dchp Openstack

Iftakhul Anwar anwar at meruvian.org
Wed Sep 26 09:53:41 UTC 2012


Thanks Hao Wang, http://www.subnet-calculator.com help me to determine
networking :)

I've solved this with configure network 192.168.2.96/27 and everything
working fine :D

Thanks

On Wed, Sep 26, 2012 at 10:03 AM, Hao Wang <hao.1.wang at gmail.com> wrote:

> This should be configured for DHCP server. Normally you can configure
> which IP address the DHCP server will begin to assign.
>
> Regards
> Howard
>
> On Fri, Sep 21, 2012 at 12:35 PM, Iftakhul Anwar <anwar at meruvian.org>wrote:
>
>> Hi All,
>>
>> I've intalled openstack essex on ubuntu 12.04 successfully.But i get
>> confuse about dhcp configuration.i'm running on network 192.168.2.0.myeth0 have ip 192.168.2.20.
>>  I use float ip=192.168.2.21/24 then fixed ip range = 172.16.1.30/16.
>>
>> Actually everything running well, i can running instance, accessing
>> instance from ip which get from dhcp.But my dhcp start from 192.168.2.1. i
>> want my dhcp start from 192.168.2.23.
>>
>> what should i do to solve this issue ?
>>
>>
>> this is my nova.conf
>>
>>
>> *--dhcpbridge_flagfile=/etc/nova/nova.conf*
>> *--dhcpbridge=/usr/bin/nova-dhcpbridge*
>> *--logdir=/var/log/nova*
>> *--state_path=/var/lib/nova*
>> *--lock_path=/var/lock/nova*
>> *--allow_admin_api=true*
>> *--use_deprecated_auth=false*
>> *--auth_strategy=keystone*
>> *--scheduler_driver=nova.scheduler.simple.SimpleScheduler*
>> *--s3_host=192.168.2.20*
>> *--ec2_host=192.168.2.20*
>> *--rabbit_host=192.168.2.20*
>> *--cc_host=192.168.2.20*
>> *--nova_url=http://192.168.2.20:8774/v1.1/*
>> *--routing_source_ip=192.168.2.20*
>> *--glance_api_servers=192.168.2.20:9292*
>> *--image_service=nova.image.glance.GlanceImageService*
>> *--iscsi_ip_prefix=192.168.22*
>> *--sql_connection=mysql://nova:f00bar@127.0.0.1/nova*
>> *--ec2_url=http://192.168.2.20:8773/services/Cloud*
>> *--keystone_ec2_url=http://192.168.2.20:5000/v2.0/ec2tokens*
>> *--api_paste_config=/etc/nova/api-paste.ini*
>> *--libvirt_type=kvm*
>> *--libvirt_use_virtio_for_bridges=true*
>> *--start_guests_on_host_boot=true*
>> *--resume_guests_state_on_host_boot=true*
>> *--vnc_enabled=true*
>> *--vncproxy_url=http://192.168.2.20:6080*
>> *--vnc_console_proxy_url=http://192.168.2.20:6080*
>> *# network specific settings*
>> *--network_manager=nova.network.manager.FlatDHCPManager*
>> *--public_interface=eth0*
>> *--flat_interface=eth0:1*
>> *--flat_network_bridge=br100*
>> *--fixed_range=172.16.1.30/16*
>> *--floating_range=192.168.2.20/24*
>> *--network_size=30*
>> *--flat_network_dhcp_start=172.16.1.31*
>> *--flat_injected=False*
>> *--force_dhcp_release*
>> *--iscsi_helper=tgtadm*
>> *--connection_type=libvirt*
>> *--root_helper=sudo nova-rootwrap*
>> *--verbose*
>>
>>
>> Help me to solve this
>>
>> Thanks
>> --
>> *M.Iftakhul Anwar*
>> Meruvian Integrator
>> High Performance Computing / Cloud Computing (HPC/CC)
>>
>>
>> Office Phone  : 021-93586577
>> Mobile Phone : 085215331477
>> Blog               :  http://blog.mervpolis.com/roller/anwar
>> FB                 :  http://www.facebook.com/troya.adromeda
>> Website         : www.meruvian.org
>>
>>
>>
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>>
>


-- 
*M.Iftakhul Anwar*
Meruvian Integrator
High Performance Computing / Cloud Computing (HPC/CC)


Office Phone  : 021-93586577
Mobile Phone : 085215331477
Blog               :  http://blog.mervpolis.com/roller/anwar
FB                 :  http://www.facebook.com/troya.adromeda
Website         : www.meruvian.org
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