コンフィグレーションガイド Vol.3

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12.6.9　ルート・リフレクションの確認

＜この項の構成＞
(1)　運用コマンド一覧
(2)　ルート・リフレクションの確認

(1)　運用コマンド一覧

ルート・リフレクション機能の運用コマンド一覧を次の表に示します。

表12-33　運用コマンド一覧

コマンド名 説明
show ip route ルーティングテーブルで保持する経路情報を表示します。
show ip bgp BGP4プロトコルに関する情報を表示します。

(2)　ルート・リフレクションの確認

ルート・リフレクション・クライアントを表示する場合は運用コマンドshow ip bgpのneighborsパラメータとdetailパラメータを指定します。

図12-49　show ip bgpコマンド（neighbors，detailパラメータ指定）の実行結果

> show ip bgp neighbors detail
Date 20XX/01/17 15:52:14 UTC
BGP Peer: 192.168.2.2       , Remote AS: 65531
Remote Router ID: 192.168.100.2       
    BGP Status: Established         HoldTime: 180  , Keepalive: 60
    Established Transitions: 1      Established Date: 20XX/01/17 15:51:00
    BGP Version: 4                  Type: Internal RRclient             …1
    Local Address: 192.168.2.1      Local AS: 65531
    Local Router ID: 192.168.1.100
    Next Connect Retry: -           Connect Retry Timer: - 
    Last Keep Alive Sent: 15:52:00  Last Keep Alive Received: 15:52:00
    BGP Message  UpdateIn   UpdateOut  TotalIn    TotalOut
                 0          0          2          4
    BGP Capability Negotiation: <IPv4-Uni Refresh Refresh(v)>
      Send   : <IPv4-Uni Refresh Refresh(v)>
      Receive: <IPv4-Uni Refresh Refresh(v)>
    Password: UnConfigured
    BFD Name: -, BFD ID: -, BFD State: -
 
BGP Peer: 192.168.3.2    , Remote AS: 65531
Remote Router ID: 192.168.1.103
    BGP Status: Established         HoldTime: 180  , Keepalive: 60
    Established Transitions: 1      Established Date: 20XX/01/17 15:50:43
    BGP Version: 4                  Type: Internal RRclient            …1
    Local Address: 192.168.3.1      Local AS: 65531
    Local Router ID: 192.168.1.100
    Next Connect Retry: -           Connect Retry Timer: -
    Last Keep Alive Sent: 15:51:43  Last Keep Alive Received: 15:51:43
    BGP Message  UpdateIn   UpdateOut  TotalIn    TotalOut
                 0          0          2          4
    BGP Capability Negotiation: <IPv4-Uni Refresh Refresh(v)>
      Send   : <IPv4-Uni Refresh Refresh(v)>
      Receive: <IPv4-Uni Refresh Refresh(v)>
    Password: UnConfigured
    BFD Name: -, BFD ID: -, BFD State: -
 
BGP Peer: 192.168.4.2    , Remote AS: 65531
Remote Router ID: 192.168.1.104
    BGP Status: Established         HoldTime: 180  , Keepalive: 60
    Established Transitions: 1      Established Date: 20XX/01/17 15:50:30
    BGP Version: 4                  Type: Internal RRclient            …1
    Local Address: 192.168.4.1      Local AS: 65531
    Local Router ID: 192.168.1.100
    Next Connect Retry: -           Connect Retry Timer: -
    Last Keep Alive Sent: 15:51:30  Last Keep Alive Received: 15:51:30
    BGP Message  UpdateIn   UpdateOut  TotalIn    TotalOut
                 0          0          2          4
    BGP Capability Negotiation: <IPv4-Uni Refresh Refresh(v)>
      Send   : <IPv4-Uni Refresh Refresh(v)>
      Receive: <IPv4-Uni Refresh Refresh(v)>
    Password: UnConfigured
    BFD Name: -, BFD ID: -, BFD State: -
 
BGP Peer: 172.16.2.2     , Remote AS: 65532
Remote Router ID: 172.16.1.102
    BGP Status: Established         HoldTime: 180  , Keepalive: 60
    Established Transitions: 1      Established Date: 20XX/01/17 15:49:35
    BGP Version: 4                  Type: External
    Local Address: 172.16.2.1       Local AS: 65531
    Local Router ID: 192.168.1.100
    Next Connect Retry: -           Connect Retry Timer: -
    Last Keep Alive Sent: 15:51:35  Last Keep Alive Received: 15:51:35
    BGP Message  UpdateIn   UpdateOut  TotalIn    TotalOut
                 0          0          3          5
    BGP Capability Negotiation: <IPv4-Uni Refresh Refresh(v)>
      Send   : <IPv4-Uni Refresh Refresh(v)>
      Receive: <IPv4-Uni Refresh Refresh(v)>
    Password: UnConfigured
    BFD Name: -, BFD ID: -, BFD State: -
>
  1. ルート・リフレクタ・クライアントとして指定されています。

リフレクトした経路を表示する場合は運用コマンドshow ip bgpのadvertised-routesパラメータを指定します。

図12-50　show ip bgpコマンド（advertised-routesパラメータ指定）の実行結果

> show ip bgp advertised-routes
Date 20XX/01/17 22:44:54 UTC
BGP Peer: 192.168.3.2       , Remote AS: 65531
Local AS: 65531, Local Router ID: 192.168.1.100
Origin Codes: i - IGP, e - EGP, ? - incomplete
Network              Next Hop        MED    LocalPref Path
192.169.10/24        192.168.2.2     120    100       i
192.169.20/24        192.168.2.2     100    100       i
BGP Peer: 192.168.4.2       , Remote AS: 65531
Local AS: 65531, Local Router ID: 192.168.1.100
Origin Codes: i - IGP, e - EGP, ? - incomplete
Network              Next Hop        MED    LocalPref Path
192.169.10/24        192.168.2.2     120    100       65532 i
192.169.20/24        192.168.2.2     100    100       65532 i

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