Zebra turns your machine into a full powered router.
User can dynamically change configuration from terminal interface.
User can use command line completion and history in terminal interface. IP address based filtering, AS path based filtering, attribute modification by route map are supported. And if you want to access really latest souce code, please get it from CVS respository . The latest Zebra codes are in CVS respository. Below is the steps to access Zebra CVS repository.