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21/07/58 1 www.eng.chula.ac.th OpenStack Hands-on Wireless Network & Future Internet (STAR) Research Group Department of Electrical Engineering Faculty of Engineering Chulalongkorn University By Asst. Prof. Dr. Chaodit Aswakul Mr. Apichart Wantamanee Mr. Chayanon Sangumpai www.eng.chula.ac.th Outline Devstack installation OpenStack web user interface Create Instance Connect network Q&A

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Page 1: OpenStack Hands-on - Uniuni.net.th/wunca_regis/wunca31_doc/24/011_Wunca_openstack_han… · OpenStack Hands-on Wireless Network & Future Internet (STAR) Research Group Department

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www.eng.chula.ac.thwww.eng.chula.ac.th

OpenStack Hands-on

Wireless Network & Future Internet (STAR) Research GroupDepartment of Electrical Engineering

Faculty of EngineeringChulalongkorn University

By

Asst. Prof. Dr. Chaodit Aswakul

Mr. Apichart WantamaneeMr. Chayanon Sangumpai

www.eng.chula.ac.th

Outline

• Devstack installation

• OpenStack web user interface

• Create Instance

• Connect network

• Q&A

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Devstack installation

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Add machine to Oracle Virtualbox Manager

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Set up network [FOR WUNCA]

1. Oracle Virtualbox>> เลอืก ubuntuserver-wunca

>>Setting>>Netwok2. ตรวจสอบที่

Adapter 1>>Attached to : NATAdapter 2>>Attached to : Host-only adapterPromiscuous mode : Allow all

3. กด OK4. กด Start เพื่อเร่ิมใช้งาน Ubuntu

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ตรวจสอบ IP ของ Host

• Login โดยlogin : wuncaPassword: wunca31

• จากนัน้ใช้ค าสัง่ เพื่อตรวจสอบ IP ของHost ที่ใช้งาน$ifconfig eth0$ifconfig eth1

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Add route for Windows

ไปที่ windows1. กดปุ่ ม windows >> search>>cmd

>>click ขวา>>Run as administrator2. ใช้ค าสัง่ route add

route add 10.0.2.0 mask 255.255.255.0 192.168.56.101 -p

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การใชง้าน Putty

การใช้งานโปรแกรม Putty• ใส ่username@ip ที่ช่อง Host name เช่น

[email protected]• จากนัน้ป้อน password เพื่อ login เข้าสู ่Host

password:wunca31

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DevStack installation: OS preparation

• RequirementOS : Ubuntu 14.04 (Trusty), Fedora 21 (or Fedora 22) and CentOS/RHEL 7

• Preparation for Ubuntu$sudo apt-get purge network-manager //for desktop version$sudo apt-get autoremove$sudo vi /etc/network/interfaces //Set static IP

auto eth0iface eth0 inet staticaddress 192.168.1.xx //Set host IPnetmask 255.255.255.0gateway 192.168.1.1dns-nameservers 8.8.8.8

$sudo ifdown eth0$sudo ifup eth0$sudo apt-get update$sudo apt-get upgrade$sudo apt-get dist-upgrade$sudo reboot

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DevStack installation

• Install git program$sudo apt-get install git

• Download DevStack$ git clone https://git.openstack.org/openstack-dev/devstack

• Configure the configuration file (local.conf)$cd devstack [Full path:/home/wunca/devstack]$nano local.conf

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local.conf (DevStack configuration file)[[local|localrc]]MULTI_HOST=1LOGFILE=/opt/stack/logs/stack.sh.logVERBOSE=TrueLOG_COLOR=TrueSCREEN_LOGDIR=/opt/stack/logsHOST_IP=192.168.1.40 SERVICE_HOST=192.168.1.40DATABASE_HOST=$SERVICE_HOSTRABBIT_HOST=$SERVICE_HOSTGLANCE_HOSTPORT=$SERVICE_HOST:9292KEYSTONE_AUTH_HOST=192.168.1.40KEYSTONE_SERVICE_HOST=192.168.1.40FIXED_RANGE=10.0.0.0/16NETWORK_GATEWAY=10.0.0.1IP_VERSION=4FLOATING_RANGE=172.24.4.0/24PUBLIC_NETWORK_GATEWAY=172.24.4.1FLAT_INTERFACE=eth0disable_service n-netenable_service q-svcenable_service q-agtenable_service q-dhcpenable_service q-l3enable_service q-metaenable_service q-metering# Optional, to enable tempest configuration as part of DevStack

enable_service tempest

#Enable Swift

enable_service s-proxy s-object s-container s-account

#NEUTRON OPTION

Q_USE_SECGROUP=True

Q_L3_ENABLED=True

PUBLIC_INTERFACE=eth0

Q_USE_PROVIDERNET_FOR_PUBLIC=True

ENABLE_TENANT_VLANS=True

TENANT_VLAN_RANGE=1000:1999

OVS_PHYSICAL_BRIDGE=br-ex

PUBLIC_BRIDGE=br-ex

OVS_BRIDGE_MAPPINGS=public:br-ex

VNCSERVER_PROXYCLIENT_ADDRESS=192.168.1.40

VNCSERVER_LISTEN=0.0.0.0

NOVNCPROXY_URL=${NOVNCPROXY_URL:-

"http://192.168.1.40:6080/vnc_auto.html"}

XVPVNCPROXY_URL=${XVPVNCPROXY_URL:-"http://192.168.1.40:6081/console"}

# Password setup

ADMIN_PASSWORD=1234

DATABASE_PASSWORD=1234

RABBIT_PASSWORD=1234

SERVICE_PASSWORD=1234

SERVICE_TOKEN=1234

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local.conf for WUNCA

[[local|localrc]]LOGFILE=/opt/stack/logs/stack.sh.logVERBOSE=TrueLOG_COLOR=TrueSCREEN_LOGDIR=/opt/stack/logsHOST_IP=10.0.2.15FIXED_RANGE=10.0.0.0/16NETWORK_GATEWAY=10.0.0.1IP_VERSION=4FLOATING_RANGE=172.24.4.0/24PUBLIC_NETWORK_GATEWAY=172.24.4.1FLAT_INTERFACE=eth0

disable_service n-netenable_service q-svcenable_service q-agtenable_service q-dhcpenable_service q-l3enable_service q-metaenable_service q-metering# Optional, to enable tempest configuration as part of DevStackenable_service tempest

#NEUTRON OPTIONQ_USE_SECGROUP=TrueENABLE_TENANT_VLANS=TrueTENANT_VLAN_RANGE=1000:1999OVS_PHYSICAL_BRIDGE=br-exPUBLIC_BRIDGE=br-exOVS_BRIDGE_MAPPING=public:br-ex

# Password setupADMIN_PASSWORD=1234DATABASE_PASSWORD=1234RABBIT_PASSWORD=1234SERVICE_PASSWORD=1234SERVICE_TOKEN=1234

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Installation result• Install DevStack

$./stack.sh

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ก่อนใชง้าน Openstack

• เพิ่ม interface br-ex$sudo nano /etc/network/interfaces

auto br-exiface br-ex inet staticaddress 172.24.4.1netmask 255.255.255.0dns-nameservers 8.8.8.8

• ท า NAT $sudo apt-get install iptables-persistent$sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE$ sudo bash -c 'iptables-save > /etc/iptables/rules.v4'

• ท า enable packet forwarding$ sudo nano /etc/sysctl.conf

net.ipv4.ip_forward=1

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OpenStack directory • OpenStack directory : /opt/stack

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Rejoin openstack

• Export OS environment and rejoin openstack$cd devstack

$source openrc admin admin

$sudo losetup -f /opt/stack/data/stack-volumes-default-backing-file

$sudo losetup -f /opt/stack/data/stack-volumes-lvmdriver-1-backing-file

$./rejoin-stack.sh

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Rejoin stack

• Use Ctrl+a+d to detach screen• See log

$ screen –x stack

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ตรวจสอบ IP ของ Host

ใช้ค าสัง่เพื่อตรวจสอบ IP$ ifconfig eth0

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OpenStack web user interface

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Log in to OpenStack

URL: http://10.0.2.15Username: adminPassword: 1234

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Overview: Usage Summary

Menu : System>>Overview

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Hypervisor Summary

Menu : System>>Hypervisors

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All instances

Menu : System>>Instances

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Flavors

Menu : System>>Flavors

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Flavors: Create Favor

Menu : System>>Flavors>>Create Flavor [Flavor Information]

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Flavors: Create Favor[2]

Menu : System>>Flavors>>Create Flavor [Flavor Access]

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Flavors: Create Favor[3]

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IMAGES

Menu : System>>Images

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How to download image file

URL:http://cloud-images.ubuntu.com/releases/14.04/release/

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Image : Create image

Menu : System>>Images>> Create Image

File:trusty-server-cloudimg-amd64-disk1.img

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Image : Create image[2]

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Network

Menu : System>>Networks

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Network subnet

Menu : System>>Networks

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Network Topology [Project: Admin]

Menu : Project>>Network>>Network Topology

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Network Topology [Project: demo]

Menu : Project>>Network>>Network Topology

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Network Topology for testing[WUNCA]

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Network : Create network[Project: admin]

Menu : Project>>Network>>Network [Create Network]

• สร้าง Private network และ Router ให้กบั Project: admin• เลอืก Project : admin

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Network : Create subnet

Menu : Project>>Network>>Network [Subnet]

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Network : Create subnet(2)

Menu : Project>>Network>>Network [Subnet details]

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Networks [Project: admin]

Menu : Project>>Network>>Network

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Networks Topology [Project: admin]

Menu : Project>>Network>>Network Topology

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Router : Create router

Menu : Project>>Network>>Router [Create router]

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Router

Menu : Project>>Network>>Router

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Router : Add interface

Menu : Project>>Network>>Router>>select router >>interfaces

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Router details

Menu : Project>>Network>>Router>>Interfaces

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Network Topology [Project: admin]

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Project

Menu : Identity >> Projects

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Users

Menu : Identity >> Users

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Pre-setting

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Access& Security : Create security group

Menu : Project>>Compute>>Access& Security >> Security Groups tab

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Access& Security : Manage rule

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Access& Security : Manage rule : Add Rule:ICMP

Menu : Project>>Compute>>Access& Security >> Security Groups>>Manage rules>>Add rule

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Access& Security : Manage rule : Add Rule: SSH

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Access& Security : Manage rule [Project: admin]

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Access& Security : Manage rule [Project: demo]

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Key pair : Create key pair

Menu : Project>>Compute>>Access& Security >>Key pairs

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Download key pair

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Floating IP : Allocate floating IP

Menu : Project>>Compute>>Access& Security >> Floating IPs

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Allocate floating IP[project: admin]

• Allocate floating IP ให้ project ละ 2 IP

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Allocate floating IP[project: demo]

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Launch Instance

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Launch instance for WUNCA

• สร้าง Instance จ านวน 2 Instance ตอ่ Project

Project: adminInstance1 : Ubuntu imageInstance2 : Cirros imageProject: demoInstance3 : Cirros imageInstance4 : Cirros image

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Launch Instance1:Ubutu image

Menu : Project>>Compute>>Instances>>Launch Instance

Availability Zone : novaInstance Name : instance1Flavor : server.smallInstance count : 1Instance Boot Source : Boot from imageImage Name : Ubuntu-cloud

Project: Admin

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Launch Instance1: Access&security,Networking

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Instance1:Associate Floating IP

Menu : Project>>Compute>>Instances>>action >> Associate Floating IP

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Instance1:Associate Floating IP

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Launch Instance2:Cirros image

Menu : Project>>Compute>>Instances>>Launch Instance

Availability Zone : novaInstance Name : instance2Flavor : m1.nanoInstance count : 1Instance Boot Source : Boot from imageImage Name : cirros-0.3.4

Project: Admin

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Launch Instance2: Access&security,Networking

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Launch 2 instances in [project : admin]

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Network topology [Project: admin]

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Launch Instance3:Cirros image

Menu : Project>>Compute>>Instances>>Launch Instance

Availability Zone : novaInstance Name : instance3Flavor : m1.nanoInstance count : 1Instance Boot Source : Boot from imageImage Name : cirros-0.3.4

Project: demo

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Launch Instance3: Access&security,Networking

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Launch Instance4:Cirros image

Menu : Project>>Compute>>Instances>>Launch Instance

Availability Zone : novaInstance Name : instance4Flavor : m1.nanoInstance count : 1Instance Boot Source : Boot from imageImage Name : cirros-0.3.4

Project: demo

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Launch Instance4: Access&security,Networking

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Launch 2 instances in [project : demo]

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Network topology [Project: demo]

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การน าKey pair มาใชง้าน[วิธีท่ี 1]

วิธีท่ี 1: น า key ท่ีได้ไปเก็บไว้ใน Host โดย

• เปิดไฟล์ .pem ท่ี download จาก web OpenStackจากนัน้ copy ข้อความทัง้หมด

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การน าKey pair มาใชง้าน[วิธีท่ี 1]• ไปที่ Ubuntu host ใน vmware ใช้ค าสัง่เพื่อเปิด

โปรแกรม text editor พร้อมทัง้ตัง้ชื่อไฟล์$nano wunca31.pem

• จดัการวางข้อความที่ได้ลงใน text editorกด ctrl+x เพื่อออกกด y เพื่อ save

• ท าการเปลีย่น mode ของไฟล์นีโ้ดยใช้ค าสัง่$sudo chmod 600 wunca31.pem

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การน าKey pair มาใชง้าน[วิธีท่ี 1]

• จากนัน้ access ไปยงัเคร่ือง instance ที่ใช้ keypair ตวันี ้โดยใช้ค าสัง่$ssh –i wunca31.pem user@ip เช่น$ssh –i wunca31.pem [email protected] หรือ$ssh –i wunca31.pem [email protected]

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การน าKey pair มาใชง้าน[วิธีท่ี 2]

1. เปิดโปรแกรม puttygen.exe2. ที่ Type of key to generate เลอืก SSH-2 RSA.3. กด load4. กดเลอืก File type เป็น All Files(*.*)

5. เลอืกไฟล์ wunca31.pem ที่ดาวน์โหลดมา6. กด Save private key จากนัน้ตอบ yes

และตัง้ชื่อให้กบัไฟล์เป็น wunca317. จะได้ไฟล์ชื่อ wunca31.ppk

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Add route for Windows

ไปที่ windows1. กดปุ่ ม windows >> search>>cmd

>>click ขวา>>Run as administrator2. ใช้ค าสัง่ route add

route add 172.24.4.0 mask 255.255.255.0 192.168.56.101 -p

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การน าKey pair มาใชง้าน[วิธีท่ี 2]

การน าไฟล์ .ppk มาใช้1. เปิดโปรแกรม putty2. ไปที่ category>Connection>SSH>Auth3. กด Browse ที่ช่อง Private key file และเลอืก

ไฟล์ wunca31.ppk มาใส่4. เลอืกเมน ูSession จากนัน้ใส ่host@ip ที่ช่อง

Host name เช่น[email protected]

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Instance overview

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Instance Console

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Connect to network

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Network Topology for testing

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Instance [Project :Admin]

Project : AdminInstance name: instance1Image : UbuntuPrivate ip : 192.168.10. __Floating ip : 172.24.4. ___

Project : AdminInstance name: instance2Image : cirrosPrivate ip : 192.168.10. __Floating ip : 172.24.4. ___

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Instance [Project : demo]

Project : demoInstance name: instance3Image : cirrosPrivate ip : 10.0.0.__Floating ip : 172.24.4. ___

Project : demoInstance name: instance4Image : cirrosPrivate ip : 10.0.0. __Floating ip : 172.24.4. ___

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How to log in instance

Image : Ubuntu• login from host$ssh –i wunca31.pem [email protected].__

Image : Cirros มี 2 วิธี• Open ConsoleLogin: cirrospassword : cubswin:)• Login from host$ssh [email protected].__

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Connection testing between instance in same project

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Connection testing between instance in same project

Name: instance1private IP: 192.168.10.3floating IP:172.24.4.4

Name: instance2private IP:192.168.10.4floating IP:172.24.4.5

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Connection testing between difference project

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Connection testing between difference project

Name: instance1[Admin]private IP: 192.168.10.3floating IP:172.24.4.4

Name: instance3[demo]private IP: 10.0.0.3floating IP:172.24.4.6

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• ถ้าพบวา่ไมส่ามารถเชื่อมจาก project demo ไปหา project adminได้

• ไปที่project: demo >>project>>Network>>Routers>>Static Routes>>Add Static route

Connection testing between difference project

Destination CIDR : ใส ่private network ของproject adminNext hop: ใส ่public ip ที่เชื่อมกบั router ของ project admin[ Network topology]

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• ถ้าพบวา่ไมส่ามารถเช่ือมจาก project admin ไปหา project demo ได้

• ไปที่project: admin>>project>>Network>>Routers>>Static Routes>>Add Static route

Connection testing between difference project

Destination CIDR : ใส ่private network ของproject adminNext hop: ใส ่public ip ที่เชื่อมกบั router ของ project admin[ Network topology]

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Connect to HOST and INTERNET

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Connect to HOST and INTERNET

Name: instance1[Admin]private IP: 192.168.10.3floating IP:172.24.4.4

$ping <host ip>$ping 8.8.8.8$ping www.google.com$wget http://www.uni.net.th/wunca_regis/wunca31_workshop/7.pdf

$ssh [email protected]

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Connect to FTP serverName: instance1[Admin]private IP: 192.168.10.3floating IP:172.24.4.4

$ftp wunca@<host ip>Password: wunca31ftp> passftp> lsftp> mget wunca31.txtตอบ yftp> exit$cat wunca31.txt

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Connect from local network

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Connect from local network

ไปท่ี windows1. กดปุ่ ม windows >> search>>cmd

>>click ขวา>>Run as administrator2. ใช้ค าสัง่ route add

route add 172.24.4.0 mask 255.255.255.0 <host ip>3. เปิดโปรแกรม Putty และใสh่ost name ของ instanceเช่น

[email protected]

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Exercise

1. Create 2 instances in 2 projects (=4 instance)

2. Test connection follow the table

Project demo: Instance1,2

Project admin: Instance3,4

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Result

Test connection

MachinePing test Machine

Ping test

HOST:IP:

Instance1: Result

INSTANCE1:Private IP:Floating IP:

host: Result

Private IP:10. Private IP:

Floating IP:172. Connect to internet(8.8.8.8)

Instance2: Result Instance2: Result

Private IP:10. Private IP:10.

Floating IP:172. Floating IP:172.

Instance3: Result Instance3: Result

Private IP:192. Private IP:192.

Floating IP:172. Floating IP:172.

Instance4: Result Instance4: Result

Private IP:192. Private IP:192.

Floating IP:172. Floating IP:172.

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Result[2]

MachinePing test Machine

Ping test

INSTANCE2:Private IP:Floating IP:

host: Result

INSTANCE3:Private IP:Floating IP:

host: Result

Private IP: Private IP:

Connect to internet(8.8.8.8) Connect to internet(8.8.8.8)

Instance1: Result Instance1: Result

Private IP: Private IP:

Floating IP: Floating IP:

Instance3: Result Instance2: Result

Private IP: Private IP:

Floating IP: Floating IP:

Instance4: Result Instance4: Result

Private IP: Private IP:

Floating IP: Floating IP:

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Result[3]

Machine Ping test

INSTANCE4:Private IP:Floating IP:

host: Result

Private IP:

Connect to internet(8.8.8.8)

Instance1: Result

Private IP:

Floating IP:

Instance2: Result

Private IP:

Floating IP:

Instance3: Result

Private IP:

Floating IP:

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Q&A