MikroTik RouterOS is indeed based on Linux, however I believe they rolled their own MPLS stack. Last time I looked, the "mpls-linux" project over at SourceForge was incomplete and slow - I have no idea if this has changed at all recently however. Edward Dore Freethought Internet ----- Original Message ----- From: "Walter Keen" <walter.keen@rainierconnect.net> To: "Seth Mattinen" <sethm@rollernet.us> Cc: nanog@nanog.org Sent: Wednesday, 29 August, 2012 2:00:52 AM Subject: Re: Bird vs Quagga revisited I'm fairly sure that Mikrotik software is based on linux, and supports MPLS. Not too sure which package they use, or if they rolled their own MPLS support... ----- Original Message ----- From: "Seth Mattinen" <sethm@rollernet.us> To: nanog@nanog.org Sent: Tuesday, August 28, 2012 4:42:14 PM Subject: Re: Bird vs Quagga revisited What's the state of MPLS on Linux these days? ~Seth