Добрый день. Есть кольцо MSTP из трех коммутаторов: два DGS-3627 и один DGS-3000-26TC. Нужно добавить вторую линию (и создать транк) между одним из DGS-3627 и DGS-3000-26TC. Настраиваем Link Aggregation на обоих коммутаторах, включаем и перестает работать сеть, кольцо MSTP перестраивается, ничего не работает. Пробовали создавать и LACP, и Static - ситуация одинаковая.
Port security, зеркалирование портов и 802.1X не используются. Настройки Vlan одинаковые.
Линии связи - оптика через SFP
DGS-3000-26TC (порты 22, 24):
# STP config stp version mstp config stp maxage 20 maxhops 20 forwarddelay 15 txholdcount 6 fbpdu enable nni_bpdu_addr dot1d config stp priority 32768 instance_id 0 create stp instance_id 3 config stp instance_id 3 add_vlan 222 config stp priority 32768 instance_id 3 config stp ports 1-17,19-22,25-26 externalCost auto edge true p2p auto state disable restricted_role false restricted_tcn false config stp ports 1-26 hellotime 2 config stp mst_ports 1-26 instance_id 0 internalCost auto priority 128 config stp ports 1-17,19-22,25-26 fbpdu disable config stp ports 18,23-24 externalCost auto edge false p2p auto state enable restricted_role false restricted_tcn false config stp ports 18,23-24 fbpdu enable config stp mst_ports 1-26 instance_id 3 internalCost auto priority 128 config stp mst_config_id name core revision_level 0 enable stp
# LACP config link_aggregation algorithm ip_source create link_aggregation group_id 2 type static config link_aggregation group_id 2 master_port 24 ports 22,24 state enable config lacp_port 1-26 mode passive
DGS-3627 (порты 22,23):
# STP config stp version mstp config stp maxage 20 maxhops 20 forwarddelay 15 txholdcount 3 fbpdu enable lbd enable lbd_recover_timer 60 nni_bpdu_addr dot1ad config stp priority 32768 instance_id 0 create stp instance_id 3 config stp instance_id 3 add_vlan 222 config stp priority 32768 instance_id 3 config stp mst_config_id name core revision_level 0 enable stp config stp ports 1-8,11-15,17,20,23-27 externalCost auto edge false p2p auto state disable restricted_role false restricted_tcn false lbd disable config stp ports 1-15,17-20,22-27 hellotime 2 config stp mst_ports 1-27 instance_id 0 internalCost auto priority 128 config stp ports 1-8,11-15,17,20,23-27 fbpdu disable config stp ports 9-10,16,18-19,21-22 externalCost auto edge false p2p auto state enable restricted_role false restricted_tcn false lbd disable config stp ports 9-10,16,18-19,21-22 fbpdu enable config stp ports 16,21 hellotime 1 config stp mst_ports 1-27 instance_id 3 internalCost auto priority 128
# LACP config link_aggregation algorithm ip_source create link_aggregation group_id 1 type lacp config link_aggregation group_id 1 master_port 11 ports 11-12 state enable create link_aggregation group_id 2 type lacp config link_aggregation group_id 2 master_port 22 ports 22-23 state enable config lacp_port 1-10,13-19-21,24-27 mode passive config lacp_port 11-12,22-23 mode active
Логи с DGS-3627:
51390 2017-05-19 17:17:21 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51389 2017-05-19 17:17:21 Port 23 link down 51388 2017-05-19 17:17:21 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51387 2017-05-19 17:17:21 Topology changed (Instance:3, Port:21,MAC:00-22-B0-28-A0-00) 51386 2017-05-19 17:17:21 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51385 2017-05-19 17:17:21 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51384 2017-05-19 17:17:02 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51383 2017-05-19 17:17:02 Topology changed (Instance:3, Port:21,MAC:00-22-B0-28-A0-00) 51382 2017-05-19 17:17:02 Possible spoofing attack from (IP 192.168.250.2 MAC 00-22-B0-27-DA-00 port 21) 51381 2017-05-19 17:17:02 Topology changed (Instance:0, Port:21,MAC:00-22-B0-28-A0-00) 51380 2017-05-19 17:17:02 Topology changed (Instance:3, Port:21,MAC:00-22-B0-28-A0-00) 51379 2017-05-19 17:17:02 Topology changed (Instance:0, Port:22,MAC:D8-FE-E3-8D-73-A0) 51378 2017-05-19 17:17:02 Possible spoofing attack from (IP 192.168.250.2 MAC 00-22-B0-27-DA-00 port 21) 51377 2017-05-19 17:17:02 Port 23 link up, 1000Mbps FULL duplex
Логи с DGS-3000-26TC 874 2017-05-19 17:17:33 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 873 2017-05-19 17:17:33 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 872 2017-05-19 17:17:33 NOTI(5) Spanning Tree port status changed (Instance:0, Port:23) Forwarding->Discarding 871 2017-05-19 17:17:33 INFO(6) Spanning Tree port role changed (Instance:0, Port:23) DesignatedPort->AlternatePort 870 2017-05-19 17:17:33 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 869 2017-05-19 17:17:32 INFO(6) Port 22 link down 868 2017-05-19 17:17:32 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 867 2017-05-19 17:17:31 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 866 2017-05-19 17:17:30 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 865 2017-05-19 17:17:25 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 864 2017-05-19 17:17:23 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 863 2017-05-19 17:17:17 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 862 2017-05-19 17:17:15 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 861 2017-05-19 17:17:14 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 860 2017-05-19 17:17:14 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 859 2017-05-19 17:17:13 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 858 2017-05-19 17:17:12 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 857 2017-05-19 17:17:09 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 856 2017-05-19 17:17:09 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 855 2017-05-19 17:17:08 NOTI(5) Topology changed (Instance:0, Port:24,MAC:00-22-B0-27-DA-00) 854 2017-05-19 17:17:07 NOTI(5) Topology changed (Instance:3, Port:23,MAC:00-22-B0-28-A0-00) 853 2017-05-19 17:17:03 NOTI(5) Topology changed (Instance:0, Port:23,MAC:D8-FE-E3-8D-73-A0) 852 2017-05-19 17:17:03 NOTI(5) Spanning Tree port status changed (Instance:0, Port:23) Learning->Forwarding 851 2017-05-19 17:17:03 NOTI(5) Spanning Tree port status changed (Instance:0, Port:23) Discarding->Learning 850 2017-05-19 17:17:02 INFO(6) Spanning Tree port role changed (Instance:0, Port:23) AlternatePort->DesignatedPort 849 2017-05-19 17:17:02 INFO(6) Port 22 link up, 1000Mbps FULL duplex
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