Remove VCCV Configuration
PE1
#configure terminal | Enter configure mode. |
(config)#no mpls l2-circuit test 100 3.4.5.6 control-word manual | Remove VC named “test”. |
(config)#exit | Exit Configure mode. |
PE2
#configure terminal | Enter configure mode. |
(config)#no mpls l2-circuit test 100 1.2.3.4 control-word manual | Remove VC named “test”. |
(config)#exit | Exit Configure mode. |
Validation
Enter the commands listed in the section below.
Verify BFD Session On PE1
#show bfd session detail
-------------------------------------------
Session Interface Index: 4 Session Index: 1
Lower Layer: MPLS VCCV Version : 1 Session Type: Single Hop
Session State : Up
Local Discriminator : 1 Remote Discriminator: 1
VC ID: 100 Incoming VC Label: 53120
Local Address : 1.2.3.4/32 Remote Address: 127.0.0.12/32
Local Port : 49152 Remote Port: 3784
Options :
Diagnostics: None
Timers in Milliseconds
Min Tx: 20 Min Rx: 20 Multiplier: 5
Min echo Rx: 10 Neg Tx: 20
Neg echo intrvl: 10 Neg detect mult: 5
Storage type: 0
Last sess down time: 00:00:00
Sess discontinue time: 00:00:00
Counters values:
Pkt In 000000000001ef3a Pkt Out 0000000000000000
Echo Out 0000000000000000
IPv6 Pkt In 0000000000000000 IPv6 Pkt Out 0000000000000000
IPv6 Echo Out 0000000000000000
UP Count: 1 UPTIME: 00:40:26
NSM-> Client ID: 1 Flags: 4
Number of Sessions: 1
Verify VCCV and BFD CV Types in Use
#show mpls l2-circuit
MPLS Layer-2 Virtual Circuit: test, id: 100 PW-INDEX: 1
Endpoint: 3.4.5.6
Control Word: 1
MPLS Layer-2 Virtual Circuit Group: none
Bound to interface: eth1
Virtual Circuit Type: Ethernet VLAN
Virtual Circuit is configured as Primary
Virtual Circuit is configured as Active
Virtual Circuit runtime mode is active
Local VCCV Capability:
CC-Types: Type 1(in use) Type 2 Type 3
CV-Types:
LSP ping(in use) BFD IP/UDP-encapsulated, for PW Fault Detection only
BFD IP/UDP-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling
BFD PW-ACH-encapsulated, for PW Fault Detection only
BFD PW-ACH-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling (in use)
Verify VCCV Ping on PE1
#ping mpls l2-circuit vccv 100 force-explicit-null detail
Sending 5 MPLS Echos to VC Id : 100, timeout is 5 seconds
Codes:
'!' - Success, 'Q' - request not sent, '.' - timeout,
'x' - Retcode 0, 'M' - Malformed Request, 'm' - Errored TLV,
'N' - LBL Mapping Err, 'D' - DS Mismatch,
'U' - Unknown Interface, 'R' - Transit (LBL Switched),
'B' - IP Forwarded, 'F' No FEC Found, 'f' - FEC Mismatch,
'P' - Protocol Error, 'X' - Unknown code
Type 'Ctrl+C' to abort
! seq_num = 1 3.4.5.6 0.54 ms
! seq_num = 2 3.4.5.6 2.36 ms
! seq_num = 3 3.4.5.6 0.47 ms
! seq_num = 4 3.4.5.6 2.22 ms
! seq_num = 5 3.4.5.6 0.49 ms
Success Rate is 100.00 percent (5/5)
round-trip min/avg/max = 0.47/1.42/2.36