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BSR (bootsrtap router) — механизм сбора информации о RP кандидатах, формировании списка RP для каждой многоадресной группы и отправка списка в пределах домена. Конфигурация многоадресной маршрутизации на базе IPv4.
- Произвести настройку сетевых параметров на ПК.
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Проверка соседства PIM
SW1#sh ip pim neighbor
| Neighbor Address(es) | Interface | Uptime | Expires | DR priority |
|---|---|---|---|---|
| 3.0.0.2 | vlan30 | 00:15:56 | 00:01:22 | 1 |
SW2#sh ip pim neighbor
| Neighbor Address(es) | Interface | Uptime | Expires | DR priority |
|---|---|---|---|---|
| 3.0.0.1 | vlan30 | 00:17:18 | 00:01:26 | 1 |
Также необходимо проверить наличие всех маршрутов в таблице маршрутизации.
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Проверка наличия записей (*,G), (S,G) после запуска мультикаста и клиентов:
SW1#sh console_SW1# sh ip mroute
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, X - IGMP Proxy, s - SSM Group,
C - Connected, L - Local, R - RP-bit set, F - Register flag,
T - SPT-bit set, I - Received Source Specific Host Report
Timers: Uptime/Expires
(*, 224.100.0.1), uptime: 00:00:24, expires: never, RP 3.0.0.2, Flags: SL
Incoming interface: vlan 30, RPF neighbor 3.0.0.2
Outgoing interface list: vlan 3
(10.3.30.2, 224.100.0.1), uptime: 00:00:24, expires: 00:03:06, Flags: STR
Incoming interface: vlan 30, RPF neighbor 3.0.0.2
Outgoing interface list: vlan 3
SW2#sh console_SW2# sh ip mroute
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, X - IGMP Proxy, s - SSM Group,
C - Connected, L - Local, R - RP-bit set, F - Register flag,
T - SPT-bit set, I - Received Source Specific Host Report
Timers: Uptime/Expires
(*, 224.100.0.1), uptime: 00:00:04, expires: never, RP 3.0.0.2, Flags: S
Incoming interface: Null, RPF neighbor 3.0.0.2
Outgoing interface list: vlan 30
(10.3.30.2, 224.100.0.1), uptime: 00:01:09, expires: 00:02:21, Flags: STR
Incoming interface: vlan 4, RPF neighbor 0.0.0.0
Outgoing interface list: vlan 30