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Doc: Redesign default config file

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The old one does not work with 2.0.x.
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Ondrej Zajicek (work) 2018-03-20 19:28:26 +01:00
parent 89ac4dd3c4
commit 3b522a1e5c
1 changed files with 170 additions and 188 deletions
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doc/bird.conf.example
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@ -1,222 +1,204 @@
/* # This is a basic configuration file, which contains boilerplate options and
* This is an example configuration file # some basic examples. It allows the BIRD daemon to start but will not cause
* (for version 1.x.x, obsolete) # anything else to happen.
*/ #
# Please refer to the BIRD User's Guide documentation, which is also available
# Yes, even shell-like comments work... # online at http://bird.network.cz/ in HTML format, for more information on
# configuring BIRD and adding routing protocols.
# Configure logging # Configure logging
#log syslog { debug, trace, info, remote, warning, error, auth, fatal, bug }; log syslog all;
#log stderr all; # log "/var/log/bird.log" { debug, trace, info, remote, warning, error, auth, fatal, bug };
#log "tmp" all;
# Override router ID # Set router ID. It is a unique identification of your router, usually one of
#router id 198.51.100.1; # IPv4 addresses of the router. It is recommended to configure it explicitly.
# router id 198.51.100.1;
# You can define your own symbols... # Turn on global debugging of all protocols (all messages or just selected classes)
#define xyzzy = (120+10); # debug protocols all;
#define '1a-a1' = (30+40); # debug protocols { events, states };
# Define a route filter...
#filter test_filter {
# if net ~ 10.0.0.0/16 then accept;
# else reject;
#}
#filter sink { reject; }
#filter okay { accept; }
#include "filters.conf";
# Define another routing table
#table testable;
# Turn on global debugging of all protocols
#debug protocols all;
# Turn on internal watchdog # Turn on internal watchdog
#watchdog warning 5 s; # watchdog warning 5 s;
#watchdog timeout 30 s; # watchdog timeout 30 s;
# The direct protocol automatically generates device routes to # You can define your own constants
# all network interfaces. Can exist in as many instances as you wish # define my_asn = 65000;
# if you want to populate multiple routing tables with device routes. # define my_addr = 198.51.100.1;
#protocol direct {
# interface "-eth*", "*"; # Restrict network interfaces it works with
#}
# This pseudo-protocol performs synchronization between BIRD's routing # Tables master4 and master6 are defined by default
# tables and the kernel. If your kernel supports multiple routing tables # ipv4 table master4;
# (as Linux 2.2.x does), you can run multiple instances of the kernel # ipv6 table master6;
# 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. # Define more tables, e.g. for policy routing or as MRIB
# ipv4 table mrib4;
# ipv6 table mrib6;
# The Device protocol is not a real routing protocol. It does not generate any
# routes and it only serves as a module for getting information about network
# interfaces from the kernel. It is necessary in almost any configuration.
protocol device { protocol device {
scan time 10; # Scan interfaces every 10 seconds
} }
# Static routes (again, there can be multiple instances, so that you # The direct protocol is not a real routing protocol. It automatically generates
# can disable/enable various groups of static routes on the fly). # direct routes to all network interfaces. Can exist in as many instances as you
# wish if you want to populate multiple routing tables with direct routes.
protocol direct {
disabled; # Disable by default
ipv4; # Connect to default IPv4 table
ipv6; # ... and to default IPv6 table
}
# The Kernel protocol is not a real routing protocol. Instead of communicating
# with other routers in the network, it performs synchronization of BIRD
# routing tables with the OS kernel. One instance per table.
protocol kernel {
ipv4 { # Connect protocol to IPv4 table by channel
# table master4; # Default IPv4 table is master4
# import all; # Import to table, default is import all
export all; # Export to protocol. default is export none
};
# learn; # Learn alien routes from the kernel
# kernel table 10; # Kernel table to synchronize with (default: main)
}
# Another instance for IPv6, skipping default options
protocol kernel {
ipv6 { export all; };
}
# Static routes (Again, there can be multiple instances, for different address
# families and to disable/enable various groups of static routes on the fly).
protocol static { protocol static {
# disabled; # Disable by default ipv4; # Again, IPv4 channel with default options
# table testable; # Connect to a non-default table
# preference 1000; # Default preference of routes # route 0.0.0.0/0 via 198.51.100.10;
# debug { states, routes, filters, interfaces, events, packets }; # route 192.0.2.0/24 blackhole;
# debug all;
# route 0.0.0.0/0 via 198.51.100.13;
# route 198.51.100.0/25 unreachable;
# route 10.0.0.0/8 unreachable; # route 10.0.0.0/8 unreachable;
# route 10.1.1.0:255.255.255.0 via 198.51.100.3; # route 10.2.0.0/24 via "eth0";
# route 10.1.2.0:255.255.255.0 via 198.51.100.3; # # Static routes can be defined with optional attributes
# route 10.1.3.0:255.255.255.0 via 198.51.100.4; # route 10.1.1.0/24 via 198.51.100.3 { rip_metric = 3; };
# route 10.2.0.0/24 via "arc0"; # route 10.1.2.0/24 via 198.51.100.3 { ospf_metric1 = 100; };
# route 10.1.3.0/24 via 198.51.100.4 { ospf_metric2 = 100; };
} }
# Pipe protocol connects two routing tables... Beware of loops. # Pipe protocol connects two routing tables. Beware of loops.
#protocol pipe { # protocol pipe {
# peer table testable; # table master4; # No ipv4/ipv6 channel definition like in other protocols
# Define what routes do we export to this protocol / import from it. # peer table mrib4;
# import all; # default is all # import all; # Direction peer table -> table
# export all; # default is none # export all; # Direction table -> peer table
# 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... # RIP example, both RIP and RIPng are supported
#protocol rip MyRIP { # You can also use an explicit name # protocol rip {
# preference xyzzy; # ipv4 {
# debug all; # # Export direct, static routes and ones from RIP itself
# port 1520; # import all;
# period 7; # export where source ~ [ RTS_DEVICE, RTS_STATIC, RTS_RIP ];
# infinity 16;
# garbage time 60;
# interface "*" { mode broadcast; };
# honor neighbor; # To whom do we agree to send the routing table
# honor always;
# honor never;
# passwords {
# password "nazdar";
# }; # };
# authentication none; # interface "eth*" {
# import filter { print "importing"; accept; }; # update time 10; # Default period is 30
# export filter { print "exporting"; accept; }; # timeout time 60; # Default timeout is 180
#} # authentication cryptographic; # No authentication by default
# password "hello" { algorithm hmac sha256; }; # Default is MD5
# };
# }
#protocol ospf MyOSPF { # OSPF example, both OSPFv2 and OSPFv3 are supported
# tick 2; # protocol ospf v3 {
# rfc1583compat yes; # ipv6 {
# area 0.0.0.0 { # import all;
# stub no; # export where source = RTS_STATIC;
# };
# area 0 {
# interface "eth*" { # interface "eth*" {
# hello 9; # type broadcast; # Detected by default
# retransmit 6; # cost 10; # Interface metric
# cost 10; # hello 5; # Default hello perid 10 is too long
# transmit delay 5;
# dead count 5;
# wait 50;
# type broadcast;
# authentication simple;
# password "pass";
# }; # };
# interface "arc0" { # interface "tun*" {
# rx buffer large; # type ptp; # PtP mode, avoids DR selection
# type nonbroadcast; # cost 100; # Interface metric
# poll 14; # hello 5; # Default hello perid 10 is too long
# dead 75;
# neighbors {
# 10.1.1.2 eligible;
# 10.1.1.4;
# };
# strict nonbroadcast yes;
# }; # };
# interface "xxx0" { # interface "dummy0" {
# passwords { # stub; # Stub interface, just propagate it
# password "abc" {
# id 1;
# generate to "22-04-2003 11:00:06";
# accept to "17-01-2004 12:01:05";
# };
# password "def" {
# id 2;
# generate from "22-04-2003 11:00:07";
# accept from "17-01-2003 12:01:05";
# };
# };
# authentication cryptographic;
# }; # };
# }; # };
# area 20 {
# stub 1;
# interface "ppp1" {
# hello 8;
# authentication none;
# };
# interface "fr*";
# virtual link 192.168.0.1 {
# password "sdsdffsdfg";
# authentication cryptographic;
# };
# };
#} #}
# Define simple filter as an example for BGP import filter
# See https://gitlab.labs.nic.cz/labs/bird/wikis/BGP_filtering for more examples
# filter rt_import
# {
# if bgp_path.first != 64496 then accept;
# if bgp_path.len > 64 then accept;
# if bgp_next_hop != from then accept;
# reject;
# }
#protocol bgp { # BGP example, explicit name 'uplink1' is used instead of default 'bgp1'
# disabled; # protocol bgp uplink1 {
# description "My BGP uplink"; # description "My BGP uplink";
# local as 65000; # local 198.51.100.1 as 65000;
# neighbor 198.51.100.130 as 64496; # neighbor 198.51.100.10 as 64496;
# multihop; # hold time 90; # Default is 240
# 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 198.51.100.14; # What local address we use for the TCP connection
# password "secret"; # Password used for MD5 authentication # password "secret"; # Password used for MD5 authentication
# rr client; # I am a route reflector and the neighor is my client #
# rr cluster id 1.0.0.1; # Use this value for cluster id instead of my router id # ipv4 { # regular IPv4 unicast (1/1)
# export where source=RTS_STATIC; # import filter rt_import;
# export filter { # export where source ~ [ RTS_STATIC, RTS_BGP ];
# if source = RTS_STATIC then { # };
# bgp_community = -empty-; bgp_community = add(bgp_community,(65000,5678)); #
# bgp_origin = 0; # ipv6 { # regular IPv6 unicast (2/1)
# bgp_community = -empty-; bgp_community.add((65000,5678)); # import filter rt_import;
# if (65000,64501) ~ bgp_community then # export filter { # The same as 'where' expression above
# bgp_community.add((0, 1)); # if source ~ [ RTS_STATIC, RTS_BGP ]
# if bgp_path ~ [= 65000 =] then # then accept;
# bgp_path.prepend(65000); # else reject;
# accept; # };
# } # };
# reject; #
# ipv4 multicast { # IPv4 multicast topology (1/2)
# table mrib4; # explicit IPv4 table
# import filter rt_import;
# export all;
# };
#
# ipv6 multicast { # IPv6 multicast topology (2/2)
# table mrib6; # explicit IPv6 table
# import filter rt_import;
# export all;
# }; # };
#} #}
#
# Template usage example # Template example. Using templates to define IBGP route reflector clients.
#template bgp rr_client { # template bgp rr_clients {
# disabled; # local 10.0.0.1 as 65000;
# local as 65000; # neighbor as 65000;
# multihop;
# rr client; # rr client;
# rr cluster id 1.0.0.1; # rr cluster id 1.0.0.1;
#}
# #
#protocol bgp rr_abcd from rr_client { # ipv4 {
# neighbor 10.1.4.7 as 65000; # import all;
#} # export where source = RTS_BGP;
# };
#
# ipv6 {
# import all;
# export where source = RTS_BGP;
# };
# }
#
# protocol bgp client1 from rr_clients {
# neighbor 10.0.1.1;
# }
#
# protocol bgp client2 from rr_clients {
# neighbor 10.0.2.1;
# }
#
# protocol bgp client3 from rr_clients {
# neighbor 10.0.3.1;
# }