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Local-as refactoring and extension #1508

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3501335
Deprecation of ../config/local-as leaf and replacement with
rszarecki Jun 16, 2026
4437a93
Update release/models/bgp/openconfig-bgp-common.yang
rszarecki Jun 16, 2026
8cc5282
Update release/models/bgp/openconfig-bgp-neighbor.yang
rszarecki Jun 16, 2026
ead8f31
Update release/models/bgp/openconfig-bgp-peer-group.yang
rszarecki Jun 16, 2026
ee7d45e
Fix typos in bgp-local-as-group-config descriptions
rszarecki Jun 16, 2026
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10 changes: 9 additions & 1 deletion release/models/bgp/openconfig-bgp-common-multiprotocol.yang
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,15 @@ submodule openconfig-bgp-common-multiprotocol {
for multiple protocols in BGP. The groupings are common across
multiple contexts.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down
10 changes: 9 additions & 1 deletion release/models/bgp/openconfig-bgp-common-structure.yang
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Expand Up @@ -21,7 +21,15 @@ submodule openconfig-bgp-common-structure {
"This sub-module contains groupings that are common across multiple BGP
contexts and provide structure around other primitive groupings.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down
63 changes: 61 additions & 2 deletions release/models/bgp/openconfig-bgp-common.yang
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Expand Up @@ -24,13 +24,21 @@ submodule openconfig-bgp-common {
may be application to a subset of global, peer-group or neighbor
contexts.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
"Clarification to usage of link-bandwidth-ext-community
container under BGP use-multiple-paths`.";
reference "9.9.1";
reference "9.9.1";
}

revision "2025-03-30" {
Expand Down Expand Up @@ -279,6 +287,56 @@ submodule openconfig-bgp-common {
}
}

grouping bgp-local-as-group-config {
description
"Local-as configuration items.
Local-as is migration tool described in RFC7705";
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leaf local-as {
type oc-inet:as-number;
mandatory true;
description
"The local autonomous system number that is to be used
when establishing sessions with the remote peer or peer
group, if this differs from the global BGP router
autonomous system number. Value is set in My Autonomous
Sytem of the OPEN messagege send to establish session.";
reference
"RFC7705: Autonomous System Migration Mechanisms
and Their Effects on the BGP AS_PATH Attribute.
Section 3.1 - Modify Inbound BGP AS_PATH Attribute";
}
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leaf no-prepend {
type boolean;
description
"When set to TRUE, the value configured as local-as is
not prepended to AS-PATH on recived routes.";
reference
"RFC7705: Autonomous System Migration Mechanisms
and Their Effects on the BGP AS_PATH Attribute.
Section 3.1 - Modify Inbound BGP AS_PATH Attribute";
}
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leaf replace-as {
type boolean;
description
"When set to TRUE, the global AS is not added to AS-PATH
when route is advertised to peer. Only local-as is prepended.";
reference
"RFC7705: Autonomous System Migration Mechanisms
and Their Effects on the BGP AS_PATH Attribute.
Section 3.2 - Modify Outbound BGP AS_PATH Attribute";
}

leaf dual-as {
type boolean;
description
"When set to TRUE, the speaker alternate between local-ASN
and global ASN in every other OPEN messages.";
}
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}

grouping bgp-common-neighbor-group-config {
description
"Neighbor level configuration items.";
Expand All @@ -291,6 +349,7 @@ submodule openconfig-bgp-common {

leaf local-as {
type oc-inet:as-number;
deprecated;
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description
"The local autonomous system number that is to be used
when establishing sessions with the remote peer or peer
Expand Down
10 changes: 9 additions & 1 deletion release/models/bgp/openconfig-bgp-global.yang
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Expand Up @@ -27,7 +27,15 @@ submodule openconfig-bgp-global {
"This sub-module contains groupings that are specific to the
global context of the OpenConfig BGP module";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down
31 changes: 30 additions & 1 deletion release/models/bgp/openconfig-bgp-neighbor.yang
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Expand Up @@ -30,7 +30,15 @@ submodule openconfig-bgp-neighbor {
"This sub-module contains groupings that are specific to the
neighbor context of the OpenConfig BGP module.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down Expand Up @@ -877,6 +885,27 @@ submodule openconfig-bgp-neighbor {
the neighbor";
uses bgp-neighbor-afi-safi-list;
}

container local-as-options {
description
"Local-as options.
Local-as is migration tool described in RFC7705";

container config {
description
"Local-as options configuration.
Local-as is migration tool described in RFC7705";
uses bgp-local-as-group-config;
}

container state {
config false;
description
"Local-as options state.
Local-as is migration tool described in RFC7705";
uses bgp-local-as-group-config;
}
}
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}

grouping bgp-neighbor-list {
Expand Down
31 changes: 30 additions & 1 deletion release/models/bgp/openconfig-bgp-peer-group.yang
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Expand Up @@ -25,7 +25,15 @@ submodule openconfig-bgp-peer-group {
"This sub-module contains groupings that are specific to the
peer-group context of the OpenConfig BGP module.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down Expand Up @@ -385,6 +393,27 @@ submodule openconfig-bgp-peer-group {
thegroup";
uses bgp-peer-group-afi-safi-list;
}

container local-as-options {
description
"Local-as options.
Local-as is migration tool described in RFC7705";

container config {
description
"Local-as options configuration.
Local-as is migration tool described in RFC7705";
uses bgp-local-as-group-config;
}

container state {
config false;
description
"Local-as options state.
Local-as is migration tool described in RFC7705";
uses bgp-local-as-group-config;
}
}
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}

grouping bgp-peer-group-list {
Expand Down
10 changes: 9 additions & 1 deletion release/models/bgp/openconfig-bgp.yang
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Expand Up @@ -68,7 +68,15 @@ module openconfig-bgp {
whereas leaf not present inherits its value from the leaf present
at the next higher level in the hierarchy.";

oc-ext:openconfig-version "9.9.1";
oc-ext:openconfig-version "9.10.0";

revision "2026-06-16" {
description
"Deprecation of ../config/local-as leaf and replacement with
local-as-options container. Extending with RFC7705 no-prepend
and replace-as explicit flags and dual-as option.";
reference "9.10.0";
}

revision "2025-04-18" {
description
Expand Down
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