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| -rw-r--r-- | doc/manpages/bgpd.rst | 42 | ||||
| -rw-r--r-- | doc/user/bgp.rst | 38 |
2 files changed, 80 insertions, 0 deletions
diff --git a/doc/manpages/bgpd.rst b/doc/manpages/bgpd.rst index f1736ffd0b..079aad8c48 100644 --- a/doc/manpages/bgpd.rst +++ b/doc/manpages/bgpd.rst @@ -21,6 +21,48 @@ OPTIONS available for the |DAEMON| command: .. include:: common-options.rst +.. option:: -p, --bgp_port <port> + + Set the bgp protocol's port number. When port number is 0, that means do not + listen bgp port. + +.. option:: -l, --listenon + + Specify a specific IP address for bgpd to listen on, rather than its default + of ``0.0.0.0`` / ``::``. This can be useful to constrain bgpd to an internal + address, or to run multiple bgpd processes on one host. + +.. option:: -n, --no_kernel + + Do not install learned routes into the linux kernel. This option is useful + for a route-reflector environment or if you are running multiple bgp + processes in the same namespace. This option is different than the --no_zebra + option in that a ZAPI connection is made. + +.. option:: -S, --skip_runas + + Skip the normal process of checking capabilities and changing user and group + information. + +.. option:: -e, --ecmp + + Run BGP with a limited ecmp capability, that is different than what BGP + was compiled with. The value specified must be greater than 0 and less + than or equal to the MULTIPATH_NUM specified on compilation. + +.. option:: -Z, --no_zebra + + Do not communicate with zebra at all. This is different than the --no_kernel + option in that we do not even open a ZAPI connection to the zebra process. + +.. option:: -s, --socket_size + + When opening tcp connections to our peers, set the socket send buffer + size that the kernel will use for the peers socket. This option + is only really useful at a very large scale. Experimentation should + be done to see if this is helping or not at the scale you are running + at. + LABEL MANAGER ------------- diff --git a/doc/user/bgp.rst b/doc/user/bgp.rst index c99a5c49a3..c81a19c03e 100644 --- a/doc/user/bgp.rst +++ b/doc/user/bgp.rst @@ -35,6 +35,44 @@ be specified (:ref:`common-invocation-options`). of ``0.0.0.0`` / ``::``. This can be useful to constrain bgpd to an internal address, or to run multiple bgpd processes on one host. +.. option:: -n, --no_kernel + + Do not install learned routes into the linux kernel. This option is useful + for a route-reflector environment or if you are running multiple bgp + processes in the same namespace. This option is different than the --no_zebra + option in that a ZAPI connection is made. + +.. option:: -S, --skip_runas + + Skip the normal process of checking capabilities and changing user and group + information. + +.. option:: -e, --ecmp + + Run BGP with a limited ecmp capability, that is different than what BGP + was compiled with. The value specified must be greater than 0 and less + than or equal to the MULTIPATH_NUM specified on compilation. + +.. option:: -Z, --no_zebra + + Do not communicate with zebra at all. This is different than the --no_kernel + option in that we do not even open a ZAPI connection to the zebra process. + +.. option:: -s, --socket_size + + When opening tcp connections to our peers, set the socket send buffer + size that the kernel will use for the peers socket. This option + is only really useful at a very large scale. Experimentation should + be done to see if this is helping or not at the scale you are running + at. + +LABEL MANAGER +------------- + +.. option:: -I, --int_num + + Set zclient id. This is required when using Zebra label manager in proxy mode. + .. _bgp-basic-concepts: Basic Concepts |