bird/doc/bird.conf.example

/*
 *	This is an example configuration file.
 */

# Yes, even shell-like comments work...

# Configure logging
#log syslog { debug, trace, info, remote, warning, error, auth, fatal, bug };
#log stderr all;
#log "tmp" all;

# Override router ID
#router id 62.168.0.1;

# You can define your own symbols...
#define xyzzy = 120+10;

# Define a route filter...
filter test_filter {
	if net ~ 10.0.0.0/16 then accept;
	else reject;
}

#filter sink { reject; }
#filter okay { accept; }

# Define another routing table
#table testable;

# Turn on global debugging of all protocols
#debug protocols all;

# The direct protocol automatically generates device routes to
# all network interfaces. Can exist in as many instances as you wish
# if you want to populate multiple routing tables with device routes.
protocol direct {
#	interface "-eth*", "*";	# Restrict network interfaces it works with
}

# This pseudo-protocol performs synchronization between BIRD's routing
# tables and the kernel. If your kernel supports multiple routing tables
# (as Linux 2.2.x does), you can run multiple instances of the kernel
# protocol and synchronize different kernel tables with different BIRD tables.
protocol kernel {
#	learn;			# Learn all alien routes from the kernel
	persist;		# Don't remove routes on bird shutdown
	scan time 20;		# Scan kernel routing table every 20 seconds
#	import none;		# Default is import all
	export all;		# Default is export none
#	kernel table 5;		# Kernel table to synchronize with (default: main)
}

# This pseudo-protocol watches all interface up/down events.
protocol device {
	scan time 10;		# Scan interfaces every 10 seconds
}

# Static routes (again, there can be multiple instances, so that you
# can disable/enable various groups of static routes on the fly).
protocol static {
#	disabled;		# Disable by default
#	table testable;		# Connect to a non-default table
#	preference 1000;	# Default preference of routes
#	debug { states, routes, filters, interfaces, events, packets };
#	debug all;
#	route 0.0.0.0/0 via 62.168.0.13;
#	route 62.168.0.0/25 reject;
#	route 10.0.0.0/8 reject;
#	route 10.1.1.0:255.255.255.0 via 62.168.0.3;
#	route 10.1.2.0:255.255.255.0 via 62.168.0.3;
#	route 10.1.3.0:255.255.255.0 via 62.168.0.4;
#	route 10.2.0.0/24 via "arc0";
}

# Pipe protocol connects two routing tables... Beware of loops.
#protocol pipe {
#	peer table testable;
# Define what routes do we export to this protocol / import from it.
#	import all;		# default is all
#	export all;		# default is none
#	import none;		# If you wish to disable imports
#	import filter test_filter;		# Use named filter
#	import where source = RTS_DEVICE;	# Use explicit filter
#}

# RIP aka Rest In Pieces...
#protocol rip MyRIP {	# You can also use an explicit name
#	preference xyzzy;
#	debug all;
#	port 1520;
#	period 7;
#	infinity 16;
#	garbagetime 60;
#	interface "*" { mode broadcast; };
#	honor neighbor;		# To whom do we agree to send the routing table
#	honor always;
#	honor never;
#	passwords { password "ahoj" from 0 to 10;
#		password "nazdar" from 10;
#	}
#	authentication none;
#	import filter { print "importing"; accept; };
#	export filter { print "exporting"; accept; };
#}

#protocol bgp {
#	disabled;
#	local as 65000;
#	neighbor 62.168.0.130 as 5588;
#	multihop 20 via 62.168.0.13;
#	hold time 240;
#	startup hold time 240;
#	connect retry time 120;
#	keepalive time 80;	# defaults to hold time / 3
#	start delay time 5;	# How long do we wait before initial connect
#	error wait time 60, 300;# Minimum and maximum time we wait after an error (when consecutive
#				# errors occur, we increase the delay exponentially ...
#	error forget time 300;	# ... until this timeout expires)
#	disable after error;	# Disable the protocol automatically when an error occurs
#	next hop self;		# Disable next hop processing and always advertise our local address as nexthop
#	path metric 1;		# Prefer routes with shorter paths (like Cisco does)
#	default bgp_med 0;	# MED value we use for comparison when none is defined
#	default bgp_local_pref 0;	# The same for local preference
#	source address 62.168.0.14;	# What local address we use for the TCP connection
#	export where source=RTS_STATIC;
#	export filter {
#		if source = RTS_STATIC then {
##			bgp_community = -empty-; bgp_community = add(bgp_community,(65000,5678));
##			bgp_origin = 0;
#			bgp_community = -empty-; bgp_community.add((65000,5678));
##			if (65000,5678) ~ bgp_community then
##				bgp_community.add((0, 1));
#			if bgp_path ~ / 65000 / then
#				bgp_path.prepend(65000);
#			accept;
#		}
#		reject;
#	};
#}