The actual command output varies according to the device. The command output here is only an example.
# Display information about the IPv6 BFD session for IS-IS of the neighbor with a specified IPv6 address.
<HUAWEI> display isis ipv6 bfd 1 session peer 2001:DB8::1
IPv6 BFD session information for ISIS(1)
-----------------------------------------------------------------------------
Peer System ID : 0000.0000.0001 Type : L2
Interface : GE0/1/0
IPv6 BFD State : up TX : 10 RX : 10 Multiplier : 3
LocDis : 16386 Local IPv6 Address: 2001:DB8::1
RemDis : 16386 Peer IPv6 Address : 2001:DB8::2
Diag : No diagnostic information
Total BFD session(s): 1
# Display information about the IPv6 BFD session for IS-IS.
<HUAWEI> display isis ipv6 bfd 1 session all
IPv6 BFD session information for ISIS(1)
-----------------------------------------------------------------------------
Peer System ID : 0000.0000.0001 Type : L2
Interface : GE0/1/0
IPv6 BFD State : up TX : 10 RX : 10 Multiplier : 3
LocDis : 16386 Local IPv6 Address: 2001:DB8::1
RemDis : 16386 Peer IPv6 Address : 2001:DB8::2
Diag : No diagnostic information
Total BFD session(s): 1
# Display information about the IPv4 BFD session for IS-IS.
<HUAWEI> display isis bfd 1 session all
BFD session information for ISIS(1)
-----------------------------------
Peer System ID : 2222.2222.2222 Interface : GE0/1/0
TX : 10 BFD State : up Peer IP Address : 10.1.1.2
RX : 10 LocDis : 16386 Local IP Address: 10.1.1.1
Multiplier : 3 RemDis : 16386 Type : L2
Diag : No diagnostic information
Total BFD session(s): 1
Table 1 Description of the display isis bfd command output
Item |
Description |
IPv6 BFD State |
IPv6 BFD status:
- Up: indicates that the IPv6 BFD session is successfully set up.
- Down: indicates that the IPv6 BFD session fails to be set up.
- Unknown: When BFD fails to go Up for the first time, whether the link is faulty is unknown.
|
BFD State |
BFD status:
- Up: indicates that the BFD session is successfully set up.
- Down: indicates that the BFD session fails to be set up.
- Unknown: When BFD fails to go Up for the first time, whether the link is faulty is unknown.
|
Peer System ID |
System ID of a neighbor.
|
Peer IPv6 Address |
IPv6 address of the peer interface.
|
Peer IP Address |
IPv4 address of the peer interface.
|
Type |
Level of a neighbor:
- L1: Level-1.
- L2: Level-2.
- L1L2: Level-1-2.
|
Interface |
Name of the local interface.
|
TX |
Minimum interval at which BFD packets are sent to the neighbor.
|
RX |
Minimum interval at which BFD packets are received from the neighbor.
|
Multiplier |
Local detection multiplier.
|
LocDis |
Local discriminator of the BFD session.
|
Local IPv6 Address |
IPv6 address of the local interface.
|
Local IP Address |
IPv4 address of the local interface.
|
RemDis |
Remote discriminator of the BFD session.
|
Diag |
Diagnostic information.
|
Total BFD session(s) |
Total number of BFD sessions.
|