dokucama

This is an old revision of the document!

---

Netlab is an great opensource project for easy deployment of network labs, initiated and managed by Ivan Pepelnjak. Here's just some of my notes about installation and operation:

• https://github.com/ipspace/netlab
• https://netsim-tools.readthedocs.io/en/latest/
  • Upgrade-todo
  • Data_models-todo
  • templates_location-todo

---

The below process is for bare metal server in equinix metal but is easily extrapolatable to other bare metal env.

! Be sure you create the instance with Ubuntu LTS
! Manually
scp image
! 
! Via 'user data'
#!/bin/bash
apt remove needrestart -y 
apt-get update -y 
apt install python3-pip -y 
python3 -m pip install netsim-tools
!
! APPLY THIS MANUALLY
netlab install ubuntu ansible libvirt -y
usermod -a -G libvirt $USER
echo 'user = "root"' >> /etc/libvirt/qemu.conf
echo 'group = "root"' >> /etc/libvirt/qemu.conf
service libvirtd restart
netlab libvirt package eos vEOS-lab-4.28.0F.vmdk
! Manually: follow recipe here and box is automatically added: LINK AT THE BOTTOM!
git clone https://github.com/jotasantos/netsim-labs.git
git clone git@github.com:jotasantos/ansible.git
!
! create topology file..
netlab up  

https://softbackbone.duckdns.org/doku.php?id=virtualization:containerlab:veosinitial
https://softbackbone.duckdns.org/doku.php?id=virtualization:containerlab:csr100vinstall

LIFECYCLE NETLAB PROJECT - LIBVIRT ! First use

netlab up
!! work on the lab
netlab collect
netlab down

! here I come back to work on the lab

vagrant up
netlab initial
ansible-playbook -i hosts.yml pusheos.yml
!! work in the lab 
netlab collect
git add,commit.push
netlab down

---

TROUBLESHOOTING

virsh net-dhcp-leases --network vagrant-libvirt    # this is to see the dhcp leases for given by libvirt for management
cat /var/lib/libvirt/dnsmasq/virbr0.*  
vim /etc/libvirt/qemu/networks/vagrant-libvirt.xml  

---

Now manage Cumulus-VX instances:

netsim multicast lab

sudo vtysh / sh run / wr
sudo vi /etc/frr/daemons  # enable pim
sudo systemctl restart frr
sudo vtysh
! paste the saved configuration (twice, for ospf)
wr
interface swp1
ip pim
interface swp2
ip pim
interface swp3
ip pim
interface swp4
ip pim
exit
wr

---

NEXUS

# Download image from cisco: site nexus9300v.9.3.5.box
vagrant box add nexus9300v.9.3.5.box --name cisco/nexus9300v
vagrant mutate cisco/nexus9300v libvirt