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Log Reference

AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R007

This document supports all the logs of device, including the parameters, meaning, possible causes and solution.

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L2V/5/PWE3VC_DWN_ME:The status of the PWE3 VC turned DOWN. (VcId=[ULONG], VcType=[STRING], InterfaceName=[STRING], SecondaryPw=[STRING], Reason=[STRING], SysUpTime=[TIMETICK], PeerAddress=[IPADDR])


This log message explained why the PWE3 VC went Down.


Parameter Name Parameter Meaning
VcId Indicates the VC ID.
VcType Indicates the VC type:

0. unsupport

2. atm aal5 adu

3. atm trans cell

4. vlan

5. ethernet

6. hdlc

7. ppp

8. cem

9. atm nto1 vcc

10. atm nto1 vpc

11. ip layer2

12. atm 1to1 vcc

13. atm 1to1 vpc

14. atm aal5 pdu

15. mpls

16. vpls

17. interworking

18. vlan if

19. unsuppprt

InterfaceName Indicates the interface name.
SecondaryPw Indicates the secondary PW.
Reason Indicates the cause:

1. Invalid reason type

2. VC was created

3. VC was deleted

4. LDP session was Down

5. LDP session was Up

6. Same LDP mapping was received with different label and MTU

7. Same LDP mapping was received with matching interface parameters

8. LDP mapping was received with mismatching interface parameters

9. LDP mapping was received with unpass Cbit check

10. LDP mapping was received with unpass PW loop check

11. New LDP mapping was received

12. New LDP mapping was received but remote Vc or local Vc is Down

13. LDP withdrawn message was received

14. LDP release message was received

15. LDP request message was received

16. LDP GR ended processing

17. RSVP message was received

18. Interface was Up

19. Interface was Down

20. Interface encapsulation changed

21. Refresh

22. Download again

23. Tunnel was Up

24. Tunnel was Down

25. VC state changed when New RLB was received

26. RLB was Deleted

27. VC was created or connected to another remote CE

28. Outgoing interface was unavailable

29. Outgoing interface was available

30. LDP notification message was forwarded

31. LDP notification message was not forwarded

32. PW was recreated

33. Download FTN & ILM for Eth-Trunk

34. AC OAM fault detection was disabled

35. Remote AC fault

36. Remote AC fault was resumed

37. Local AC fault

38. Local AC fault was resumed

39. Remote PSN fault

40. Remote PSN fault was resumed

41. Local PSN fault

42. Local PSN fault was resumed

43. BFD for PW status changed to Down

44. BFD for PW status changed to UP

45. BFD for PW status changed to ADMIN DOWN

46. BFD for PW was disabled

47. Manual set was enabled

48. Manual set was disabled

49. Delay timed out

50. Resume timed out

SysUpTime Indicates the Tick time for the system being Up.
PeerAddress Indicates the IP address of a peer.

Possible Causes

The VC went Down.


  1. Identify the cause of the VC status change.
Updated: 2019-05-29

Document ID: EDOC1000097209

Views: 135750

Downloads: 189

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