le 28-01-2024 02:10 AM
Hi all,
I have 2 NCS-5501-SE router and I would like to configure MPLS to have L2VPN working, for a migration, tomorrow...
Currently, I have :
- OSPF configured in both sides, and it send /32 IP of loopback
- MPLS LDP neighbor seem UP
- L2VPN circuit is down
# Router TH2
interface Loopback0
description "TH2 - MPLS"
ipv4 address 45.13.119.156 255.255.255.255
!
interface HundredGigE0/0/1/3
description "L2 : Telehouse 2 - DC2SCALE PAR2 [100G]"
!
interface HundredGigE0/0/1/3.200
ipv4 address 100.100.0.0 255.255.255.254
ipv6 nd suppress-ra
encapsulation dot1q 200
!
interface HundredGigE0/0/1/3.998 l2transport
encapsulation dot1q 998
!
router ospf DC2SCALE_PAR2
router-id 45.13.119.156
cost 200
authentication message-digest
mpls ldp auto-config
redistribute connected
area 1
message-digest-key 1 md5 encrypted XXXX
interface HundredGigE0/0/1/3.200
!
!
!
l2vpn
pw-class test1
encapsulation mpls
transport-mode ethernet
!
!
xconnect group test
p2p test
interface HundredGigE0/0/1/3.998
neighbor ipv4 100.100.0.1 pw-id 999
pw-class test1
!
!
!
!
mpls ldp
router-id 45.13.119.156
address-family ipv4
!
interface HundredGigE0/0/1/3.200
!
!
=== Result ===
RP/0/RP0/CPU0:core01.th2#show mpls ldp neighbor
Sun Jan 28 10:05:51.046 UTC
Peer LDP Identifier: 45.13.119.157:0
TCP connection: 45.13.119.157:51726 - 45.13.119.156:646
Graceful Restart: No
Session Holdtime: 180 sec
State: Oper; Msgs sent/rcvd: 73/98; Downstream-Unsolicited
Up time: 00:19:59
LDP Discovery Sources:
IPv4: (1)
HundredGigE0/0/1/3.200
IPv6: (0)
Addresses bound to this peer:
IPv4: (39)
2.57.253.87 37.49.238.14 45.13.119.1 45.13.119.129
45.13.119.145 45.13.119.152 45.13.119.154 45.13.119.157
45.13.119.161 45.13.119.193 45.13.119.225 45.13.119.241
45.152.70.1 45.154.96.1 81.28.252.1 100.64.77.5
100.64.78.5 100.64.84.6 100.64.85.6 100.64.86.6
100.64.87.6 100.64.88.6 100.64.89.6 100.64.90.7
100.64.91.6 100.64.92.6 100.64.93.6 100.64.94.6
100.64.101.129 100.100.0.1 163.5.83.1 163.5.142.1
163.5.160.0 185.171.202.1 193.105.29.19 193.105.29.21
193.178.0.37 193.201.149.133 194.147.5.1
IPv6: (0)
RP/0/RP0/CPU0:core01.th2#
RP/0/RP0/CPU0:core01.th2#show l2vpn xconnect pw-id 999 detail
Sun Jan 28 10:06:11.096 UTC
Group test, XC test, state is down; Interworking none
AC: HundredGigE0/0/1/3.998, state is up
Type VLAN; Num Ranges: 1
Rewrite Tags: []
VLAN ranges: [998, 998]
MTU 1504; XC ID 0x1; interworking none
Statistics:
packets: received 0, sent 0
bytes: received 0, sent 0
drops: illegal VLAN 0, illegal length 0
PW: neighbor 100.100.0.1, PW ID 999, state is down ( provisioned )
PW class test1, XC ID 0xc0000001
Encapsulation MPLS, protocol LDP
Source address 45.13.119.156
PW type Ethernet, control word disabled, interworking none
PW backup disable delay 0 sec
Sequencing not set
Ignore MTU mismatch: Disabled
Transmit MTU zero: Disabled
LSP : Down
Load Balance Hashing: src-dst-ip
PW Status TLV in use
MPLS Local Remote
------------ ------------------------------ -----------------------------
Label 24041 unknown
Group ID 0x8 unknown
Interface HundredGigE0/0/1/3.998 unknown
MTU 1504 unknown
Control word disabled unknown
PW type Ethernet unknown
VCCV CV type 0x2 0x0
(none)
(LSP ping verification)
VCCV CC type 0x6 0x0
(none)
(router alert label)
(TTL expiry)
------------ ------------------------------ -----------------------------
MIB cpwVcIndex: 3221225473
Create time: 28/01/2024 09:55:25 (00:10:45 ago)
Last time status changed: 28/01/2024 09:55:25 (00:10:45 ago)
Statistics:
packets: received 0, sent 0
bytes: received 0, sent 0
RP/0/RP0/CPU0:core01.th2#
# Router Velizy1
interface Loopback0
description "TH2 - MPLS"
ipv4 address 45.13.119.157 255.255.255.255
interface Bundle-Ether2.999 l2transport
encapsulation dot1q 101
!
interface Bundle-Ether2.200
description "L2 : Telehouse 2 - DC2SCALE PAR2 [100G]"
ipv4 address 100.100.0.1 255.255.255.254
ipv6 nd suppress-ra
encapsulation dot1q 200
router ospf TH2
router-id 45.13.119.158
cost 200
authentication message-digest
mpls ldp auto-config
redistribute connected
area 1
message-digest-key 1 md5 encrypted XXXX
route-policy RPL-DROP-DEFAULT-ROUTE in
interface Bundle-Ether2.200
!
!
!
l2vpn
xconnect group test
p2p test
interface Bundle-Ether2.999
neighbor ipv4 100.100.0.0 pw-id 999
pw-class test1
!
!
!
mpls ldp
router-id 45.13.119.157
address-family ipv4
!
interface Bundle-Ether2.200
!
!
=== Result ===
RP/0/RP0/CPU0:core01.par2#show mpls ldp neighbor
Sun Jan 28 11:12:25.710 CET
Peer LDP Identifier: 45.13.119.156:0
TCP connection: 45.13.119.156:646 - 45.13.119.157:51726
Graceful Restart: No
Session Holdtime: 180 sec
State: Oper; Msgs sent/rcvd: 102/77; Downstream-Unsolicited
Up time: 00:23:13
LDP Discovery Sources:
IPv4: (1)
Bundle-Ether2.200
IPv6: (0)
Addresses bound to this peer:
IPv4: (2)
45.13.119.156 100.100.0.0
IPv6: (0)
RP/0/RP0/CPU0:core01.par2#
RP/0/RP0/CPU0:core01.par2#show l2vpn xconnect pw-id 999 detail
Sun Jan 28 11:12:38.651 CET
Group test, XC test, state is down; Interworking none
AC: Bundle-Ether2.999, state is up
Type VLAN; Num Ranges: 1
Rewrite Tags: []
VLAN ranges: [101, 101]
MTU 1504; XC ID 0xa0000003; interworking none
Statistics:
packets: received 2205, sent 0
bytes: received 171148, sent 0
drops: illegal VLAN 0, illegal length 0
PW: neighbor 100.100.0.0, PW ID 999, state is down ( provisioned )
PW class test1, XC ID 0xc0000002
Encapsulation MPLS, protocol LDP
Source address 45.13.119.157
PW type Ethernet, control word disabled, interworking none
PW backup disable delay 0 sec
Sequencing not set
Ignore MTU mismatch: Disabled
Transmit MTU zero: Disabled
LSP : Down
Load Balance Hashing: src-dst-ip
PW Status TLV in use
MPLS Local Remote
------------ ------------------------------ -----------------------------
Label 24032 unknown
Group ID 0x20008014 unknown
Interface Bundle-Ether2.999 unknown
MTU 1504 unknown
Control word disabled unknown
PW type Ethernet unknown
VCCV CV type 0x2 0x0
(none)
(LSP ping verification)
VCCV CC type 0x6 0x0
(none)
(router alert label)
(TTL expiry)
------------ ------------------------------ -----------------------------
MIB cpwVcIndex: 3221225474
Create time: 28/01/2024 10:58:52 (00:13:46 ago)
Last time status changed: 28/01/2024 10:58:52 (00:13:46 ago)
Statistics:
packets: received 0, sent 2205
bytes: received 0, sent 171148
RP/0/RP0/CPU0:core01.par2#
Anyone can help me to have this working quickly please?
Thank you and really appreciated! I'm probably missing something
le 28-01-2024 02:57 AM
bad ip using in xconnect neighbor.
I am going to bed again
le 30-01-2024 05:27 AM
Bonjour @axelhauguel
Plus de soucis alors ?
le 01-02-2024 12:23 AM
Effectivement le LSP Down indiquait que le path MPLS comportait un souci.
LSP : Down
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