Dell Networking | eSONiC | Hvordan identifisere MAC MOVE i SONiC

sonic# show version
Software Version  : 4.2.0-Enterprise_Base

Produktet: Enterprise SONiC-distribusjon fra Dell Technologies
Distribusjon: Debian 10.13-kjerne
: 5.10.0-21-amd64
Config DB Versjon: version_4_2_1
Bygge Forplikte : b3aea3ecc9
Bygge Dato: Ons Nov 29 17:27:27 UTC 2023
Bygget av : sonicbld@bld-lvn-csg-06
Plattform : x86_64-kvm_x86_64-r0
HwSKU : DellEMC-S5248f-P-25G-DPB
ASIC: kontra
serienummer: Oppetid:
15:53:08 opp 06:06, 1 bruker, load gjennomsnitt: 1,63, 1,59, 1,60
.... Utelate....

Fra show logging utgang kan vi se MAC MOVE skjer mellom eth1 / 1 og e1 / 2 (deres opprinnelige portnummer vil være ethernet0 og ethernet1), her skriver vi ut siste 100 linje med show logging og filtrere MAC-MOVE hendelsen.
 

sonic# show logging lines 100 | grep MAC-MOVE

18 jan 15:54:56.602793+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE oppdaget fra 2 til 1
18. januar 15:54:57.626983+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE oppdaget fra 1 til 2
Jan 18 15:54:58.659108+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:54:59.683273+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 1 til 2
Jan 18 15:55:00.706108+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:55:01.722900+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 1 til 2
Jan 18 15:55:02.745811+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 2 to 1
Jan 18 15:55:03.769154+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 1 til 2
Jan 18 15:55:04.790779+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:55:05.814304+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 1 til 2
Jan 18 15:55:06.837769+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:55:07.851476+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 1 to 2
Jan 18 15:55:08.875015+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 2 til 1
Jan 18 15:55:09.893013+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 1 to 2
Jan 18 15:55:10.913037+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:55:11.937786+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 1 to 2
Jan 18 15:55:12.962441+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 2 to 1
Jan 18 15:55:13.990055+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Detected from 1 to 2
Jan 18 15:55:15.005593+00:00 2024 sonic NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE Oppdaget fra 2 til 1
Jan 18 15:55:16.022276+00:00 2024 SONIC NOTICE syncd#syncd: :- process_packet_for_fdb_event: MAC-MOVE oppdaget fra 1 til 2
.... Utelate....

sonic#
sonic# show lldp table

------------------------------------------------------------------------------------------------------
LocalPort RemoteDevice RemotePortID Capability RemotePortDescr
-------------------------------------------------------------------------------------------------------
eth1/1 almalinux 0c:7b:7a:93:00:00 eth0
eth1/2 almalinux 0c:7b:7a:93:00:01 eth1

sonic#
sonic# show mac address-table interface e1/1

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:00 DYNAMISK Eth1/1 1 DE:11:DE:11:DE:11 DYNAMISK Eth1/1

sonic#
sonic# show mac address-table interface e1/1

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:00 DYNAMISK Eth1/1 1 DE:11:DE:11:DE:11 DYNAMISK Eth1/1

sonic# show mac address-table interface e1/1

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C: 7B: 7A: 93: 00:00 DYNAMISK eth1 / 1

sonic# show mac address-table interface e1/1

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C: 7B: 7A: 93: 00:00 DYNAMISK eth1 / 1

sonic# show mac address-table interface e1/1

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:00 DYNAMISK Eth1/1 1 DE:11:DE:11:DE:11 DYNAMISK Eth1/1

 

sonic# show mac address-table interface e1/2

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:01 DYNAMISK Eth1/2 1 DE:11:DE:11:DE:11 DYNAMISK Eth1/2

sonic# show mac address-table interface e1/2

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:01 DYNAMISK eth1/2

sonic# show mac address-table interface e1/2

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 0C:7B:7A:93:00:01 DYNAMISK eth1/2 1 DE:11:DE:11:DE:11 DYNAMISK eth1/2

sonic#

Vi flytter til linux shell for å kjøre kommandoen 'sudo ip monitor neigh'
 

sonic# exit
admin@sonic:~$ sudo ip monitor neigh

dev Ethernet1 lladdr de:11:de:11:de:11 REACHABLE dev Ethernet0 lladdr de:11:de:11:de:11 REACHABLE dev Ethernet1 lladdr de:11:de:11:de:11 REACHABLE dev Ethernet0 lladdr de:11:de:11:de:11 REACHABLE dev Ethernet1 lladdr de:11:de:11:de:11 REACHABLE




dev Ethernet0 lladdr de:11:de:11: de:11 REACHABLE
dev Ethernet1 lladdr de:11:de:11:de:11 REACHABLE
^C

admin@sonic:~$ sonic-cli
sonic# show mac address-table address DE:11:DE:11:DE:11

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 DE:11:DE:11:DE:11 DYNAMISK eth1/2

sonic# show mac address-table address DE:11:DE:11:DE:11

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 DE:11:DE:11:DE:11 DYNAMISK Eth1/1

sonic# show mac address-table address DE:11:DE:11:DE:11

-----------------------------------------------------------
VLAN MAC-ADRESSE TYPE GRENSESNITT

-----------------------------------------------------------1 DE: 11: DE: 11: DE: 11 DYNAMISK eth1 / 1
sonic #

Det er alt, kanskje det er mange mac-adresse flapping i ditt tilfelle, kan du bruke ovenfor metoden for å finne dem ut.