Every time I’m writing netsim-tools release notes I’m amazed at the number of features we managed to put together in just a few weeks.

Here are the goodies from netsim-tools releases 1.1.1 and 1.1.2:

New devices:

• Cumulus Linux 5.0 with NVUE-based configuration
• Hosts and default gateways

New features:

• Unnumbered EBGP sessions on Cumulus VX
• Open vSwitch support in containerlab
• Proof-of-concept EVPN and SRv6 modules

Configurable parameters:

• System and interface MTU
• VM memory and CPU settings
• Router ID calculations for IPv6-only devices and configurable router ID
• Configurable BGP cluster ID
• Static loopback addresses

Installation improvements:

• Building vEOS and Nexus 9300v libvirt boxes has been significantly simplified with netlab libvirt package command
• Containerlab installation script

Other goodies:

• BGP graphs can show RR-client sessions as directed arrows