M:LDP

Задача

Установить соседство с помощью протокола LDP для MPLS

Решение

Воспользуемся для поднятия LDP juniper srx100

Оборудование, которым располагаем

Вендор	Модель	Имя
1. Juniper	srx100	srx100-13
2. Juniper	srx100	srx100-14
3. Juniper	srx100	srx100-15

Схема сети

Настройка

srx100-13

set interfaces fe-0/0/4 unit 0 family inet address 10.10.10.13/24
set interfaces fe-0/0/4 unit 0 family mpls
set interfaces fe-0/0/5 unit 0 family inet address 10.10.11.13/24
set interfaces fe-0/0/5 unit 0 family mpls
set protocols mpls interface fe-0/0/4.0
set protocols mpls interface fe-0/0/5.0
set protocols ldp interface fe-0/0/4.0
set protocols ldp interface fe-0/0/5.0
set security zones security-zone trust interfaces fe-0/0/4.0
set security zones security-zone trust interfaces fe-0/0/5.0

srx100-14

set interfaces fe-0/0/4 unit 0 family inet address 10.10.11.14/24
set interfaces fe-0/0/4 unit 0 family mpls
set protocols mpls interface fe-0/0/4.0
set protocols ldp interface fe-0/0/4.0
set security zones security-zone trust interfaces fe-0/0/4.0

srx100-15

set interfaces fe-0/0/4 unit 0 family inet address 10.10.11.14/24
set interfaces fe-0/0/4 unit 0 family mpls
set protocols mpls interface fe-0/0/4.0
set protocols ldp interface fe-0/0/4.0
set security zones security-zone trust interfaces fe-0/0/4.0

Проверка

srx100-13

root@srx100-13# run show ldp neighbor 
Address            Interface          Label space ID         Hold time
10.10.10.15        fe-0/0/4.0         10.10.10.15:0            14
10.10.11.14        fe-0/0/5.0         10.10.11.14:0            14

root@srx100-13# run show ldp session detail 
Address: 10.10.10.15, State: Operational, Connection: Open, Hold time: 22
  Session ID: 10.10.10.13:0--10.10.10.15:0
  Next keepalive in 2 seconds
  Passive, Maximum PDU: 4096, Hold time: 30, Neighbor count: 1
  Neighbor types: discovered
  Keepalive interval: 10, Connect retry interval: 1
  Local address: 10.10.10.13, Remote address: 10.10.10.15
  Up for 00:58:38
  Capabilities advertised: none
  Capabilities received: none
  Protection: disabled
  Local - Restart: disabled, Helper mode: enabled
  Remote - Restart: disabled, Helper mode: enabled
  Local maximum neighbor reconnect time: 120000 msec
  Local maximum neighbor recovery time: 240000 msec
  Nonstop routing state: Not in sync
  Next-hop addresses received:
    10.10.10.15

Address: 10.10.11.14, State: Nonexistent, Connection: Closed, Hold time: 0
  Session ID: 10.10.10.13:0--10.10.11.14:0
  Passive, Maximum PDU: 4096, Hold time: 30, Neighbor count: 1
  Neighbor types: discovered
  Keepalive interval: 10, Connect retry interval: 1
  Capabilities advertised: none
  Capabilities received: none
  Protection: disabled
  Local - Restart: disabled, Helper mode: enabled
  Remote - Restart: disabled, Helper mode: disabled
  Local maximum neighbor reconnect time: 120000 msec
  Local maximum neighbor recovery time: 240000 msec
  Nonstop routing state: Not in sync

root@srx100-13# run show route table mpls.0 

mpls.0: 4 destinations, 4 routes (4 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both

0                  *[MPLS/0] 01:27:12, metric 1
                      Receive
1                  *[MPLS/0] 01:27:12, metric 1
                      Receive
2                  *[MPLS/0] 01:27:12, metric 1
                      Receive
13                 *[MPLS/0] 01:27:12, metric 1
                      Receive

Соседство установилось.