Mpls L2VPN
Last updated
Last updated
P1#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet2/0 10.0.0.2 YES manual up up
GigabitEthernet3/0 20.0.0.1 YES manual up up
Loopback0 100.0.0.1 YES manual up up
P1#sh running-config | section eigrp
router eigrp 100
network 10.0.0.0 0.0.0.3
network 20.0.0.0 0.0.0.3
network 100.0.0.1 0.0.0.0
P1#
PE-SiteA#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 unassigned YES manual up up
FastEthernet2/0 10.0.0.1 YES manual up up
Loopback0 50.0.0.1 YES manual up up
PE-SiteA#sh running-config | section eigrp
router eigrp 100
network 10.0.0.0 0.0.0.3
network 50.0.0.1 0.0.0.0
PE-SiteA#
P2#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet2/0 20.0.0.2 YES manual up up
GigabitEthernet3/0 30.0.0.1 YES manual up up
Loopback0 150.0.0.1 YES manual up up
P2#sh running-config | section eigrp
router eigrp 100
network 20.0.0.0 0.0.0.3
network 30.0.0.0 0.0.0.3
network 150.0.0.1 0.0.0.0
P2#
PE-SiteB#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
GigabitEthernet3/0 30.0.0.2 YES manual up up
Loopback0 200.0.0.1 YES manual up up
PE-SiteB#sh running-config | section eigrp
router eigrp 100
network 30.0.0.0 0.0.0.3
network 200.0.0.1 0.0.0.0
PE-SiteB#
PE-SiteA#sh ip route
Gateway of last resort is not set
10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 10.0.0.0/30 is directly connected, FastEthernet2/0
L 10.0.0.1/32 is directly connected, FastEthernet2/0
20.0.0.0/30 is subnetted, 1 subnets
D 20.0.0.0 [90/28416] via 10.0.0.2, 00:08:56, FastEthernet2/0
30.0.0.0/30 is subnetted, 1 subnets
D 30.0.0.0 [90/28672] via 10.0.0.2, 00:04:23, FastEthernet2/0
50.0.0.0/32 is subnetted, 1 subnets
C 50.0.0.1 is directly connected, Loopback0
100.0.0.0/32 is subnetted, 1 subnets
D 100.0.0.1 [90/156160] via 10.0.0.2, 00:08:56, FastEthernet2/0
150.0.0.0/32 is subnetted, 1 subnets
D 150.0.0.1 [90/156416] via 10.0.0.2, 00:04:12, FastEthernet2/0
200.0.0.0/32 is subnetted, 1 subnets
D 200.0.0.1 [90/156672] via 10.0.0.2, 00:00:58, FastEthernet2/0
PE-SiteA#
Mpls label oluşturma
PE-SiteA(config)#mpls label range 100 199
PE-SiteA(config)#mpls ip
PE-SiteA(config)#interface fastEthernet 2/0
PE-SiteA(config-if)#mpls ip
PE-SiteA(config-if)#end
*Jan 29 18:49:31.167: %SYS-5-CONFIG_I: Configured from console by console
PE-SiteA#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
100 No Label 20.0.0.0/30 0 Fa2/0 10.0.0.2
101 No Label 30.0.0.0/30 0 Fa2/0 10.0.0.2
102 No Label 100.0.0.1/32 0 Fa2/0 10.0.0.2
103 No Label 150.0.0.1/32 0 Fa2/0 10.0.0.2
104 No Label 200.0.0.1/32 0 Fa2/0 10.0.0.2
PE-SiteA#
P1(config)#mpls label range 200 299
P1(config)#mpls ip
P1(config)#interface fastEthernet 2/0
P1(config-if)#mpls ip
*Jan 29 18:51:57.011: %LDP-5-NBRCHG: LDP Neighbor 50.0.0.1:0 (1) is UP
P1#conf t
Enter configuration commands, one per line. End with CNTL/Z.
P1(config)#interface gigabitEthernet 3/0
P1(config-if)#mpls ip
P1(config-if)#exit
P1 de de mpls tanımladıktan sonra artık Outgoing labellar oluştu.
PE-SiteA#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
100 Pop Label 20.0.0.0/30 0 Fa2/0 10.0.0.2
101 200 30.0.0.0/30 0 Fa2/0 10.0.0.2
102 Pop Label 100.0.0.1/32 0 Fa2/0 10.0.0.2
103 202 150.0.0.1/32 0 Fa2/0 10.0.0.2
104 203 200.0.0.1/32 0 Fa2/0 10.0.0.2
PE-SiteA#
P2(config)#interface fastEthernet 2/0
P2(config-if)#mpls ip
P2(config-if)#exit
P2(config)#mpls label range 300 399
Label range change will cause
4 labels in the old dynamic range [16-100000] to go out of range
P2(config)#mpls label range 300 399
P2(config)#interface gigabitEthernet 3/0
P2(config-if)#mpls ip
P2(config-if)#exit
PE-SiteB(config)#mpls label range 400 499
PE-SiteB(config)#exit
PE-SiteB#conf t
Enter configuration commands, one per line. End with CNTL/Z.
PE-SiteB(config)#interface gigabitEthernet 3/0
PE-SiteB(config-if)#mpls ip
PE-SiteB(config-if)#
*Jan 29 18:56:23.399: %LDP-5-NBRCHG: LDP Neighbor 150.0.0.1:0 (1) is UP
PE-SiteB#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
400 16 10.0.0.0/30 0 Gi3/0 30.0.0.1
401 Pop Label 20.0.0.0/30 0 Gi3/0 30.0.0.1
402 17 50.0.0.1/32 0 Gi3/0 30.0.0.1
403 18 100.0.0.1/32 0 Gi3/0 30.0.0.1
404 Pop Label 150.0.0.1/32 0 Gi3/0 30.0.0.1
PE-SiteB#
P2#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
16 Pop Label 10.0.0.0/30 0 Fa2/0 20.0.0.1
17 201 50.0.0.1/32 0 Fa2/0 20.0.0.1
18 Pop Label 100.0.0.1/32 0 Fa2/0 20.0.0.1
19 Pop Label 200.0.0.1/32 0 Gi3/0 30.0.0.2
P2#
PE-SiteA#sh mpls forwarding-table 200.0.0.1 32
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
104 203 200.0.0.1/32 0 Fa2/0 10.0.0.2
PE-SiteA#
PE-SiteA#traceroute 200.0.0.1 source 50.0.0.1
Type escape sequence to abort.
Tracing the route to 200.0.0.1
VRF info: (vrf in name/id, vrf out name/id)
1 10.0.0.2 [MPLS: Label 203 Exp 0] 284 msec 668 msec 996 msec
2 20.0.0.2 [MPLS: Label 19 Exp 0] 560 msec 2436 msec 720 msec
3 30.0.0.2 52 msec 72 msec 64 msec
PE-SiteA#
SiteA#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 192.168.10.1 YES manual up up
Loopback0 1.1.1.1 YES manual up up
SiteA#sh running-config | section ospf
router ospf 1
network 1.1.1.1 0.0.0.0 area 0
network 192.168.10.0 0.0.0.255 area 0
SiteA#
SiteB#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet2/0 192.168.10.2 YES NVRAM up up
Loopback0 2.2.2.2 YES NVRAM up up
SiteB#sh running-config | section ospf
router ospf 1
network 2.2.2.2 0.0.0.0 area 0
network 192.168.10.0 0.0.0.255 area 0
SiteB#
PE-SiteA(config)#pseudowire-class L2Link_SiteA
PE-SiteA(config-pw-class)#encapsulation mpls
PE-SiteA(config-pw-class)#exit
PE-SiteA(config)#interface fastEthernet 0/0
PE-SiteA(config-if)#xconnect 200.0.0.1 100 pw-class L2Link_SiteA
*Jan 29 23:07:31.255: %LINEPROTO-5-UPDOWN: Line protocol on Interface pseudowire0, changed state to up
PE-SiteA(config-if-xconn)#exit
PE-SiteA(config-if)#exit
PE-SiteA(config)#end
PE-SiteA#sh
*Jan 29 23:07:48.051: %SYS-5-CONFIG_I: Configured from console by console
PE-SiteA#sh mpls l2 ?
binding Display VC label binding information
fsm Finite state machine counters
hw-capability Show MPLS L2 transport capability
memory AToM memory usage
pwid AToM dataplane pseudowire identifier usage
static-oam Static PW OAM show commands
summary Show summary of l2transport
vc Display VC(s) info for circuit transport over MPLS
PE-SiteA#sh mpls l2 vc
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa0/0 Ethernet 200.0.0.1 100 ADMIN DOWN
PE-SiteA#sh ip int brief
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 unassigned YES NVRAM administratively down down
FastEthernet2/0 10.0.0.1 YES NVRAM up up
GigabitEthernet3/0 unassigned YES NVRAM administratively down down
FastEthernet4/0 unassigned YES NVRAM administratively down down
Serial5/0 unassigned YES NVRAM administratively down down
Serial5/1 unassigned YES NVRAM administratively down down
Serial5/2 unassigned YES NVRAM administratively down down
Serial5/3 unassigned YES NVRAM administratively down down
FastEthernet6/0 unassigned YES NVRAM administratively down down
FastEthernet6/1 unassigned YES NVRAM administratively down down
Loopback0 50.0.0.1 YES NVRAM up up
PE-SiteA#conf t
Enter configuration commands, one per line. End with CNTL/Z.
PE-SiteA(config)#interface fa0/0
PE-SiteA(config-if)#no shut
PE-SiteA(config-if)#
*Jan 29 23:08:46.843: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state to up
*Jan 29 23:08:47.843: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
PE-SiteA(config-if)#end
PE-SiteA#sh
*Jan 29 23:08:54.567: %SYS-5-CONFIG_I: Configured from console by console
PE-SiteA#sh mpl
PE-SiteA#sh mpls l2 vc 100
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa0/0 Ethernet 200.0.0.1 100 DOWN
PE-SiteA#
PE-SiteB(config)#pseudowire-class L2Link_SiteB
PE-SiteB(config-pw-class)#encapsulation mpls
*Jan 29 23:16:20.183: %SYS-5-CONFIG_I: Configured from console by console
PE-SiteB#conf t
Enter configuration commands, one per line. End with CNTL/Z.
PE-SiteB(config)#interface fastEthernet 4/0
PE-SiteB(config-if)#no shut
PE-SiteB(config-if)#xconnect
*Jan 29 23:16:34.287: %LINK-3-UPDOWN: Interface FastEthernet4/0, changed state to up
*Jan 29 23:16:35.295: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet4/0, changed state to up
PE-SiteB(config-if)#xconnect 50.0.0.1 100 pw-class L2Link_SiteB
PE-SiteB#sh mpls l2 vc
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa4/0 Ethernet 50.0.0.1 100 UP
PE-SiteB#
PE-SiteB#sh mpls l2transport vc 100
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa4/0 Ethernet 50.0.0.1 100 UP
PE-SiteB#
PE-SiteA#sh mpls l2 vc
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa0/0 Ethernet 200.0.0.1 100 UP
PE-SiteA#sh mpl
PE-SiteA#sh mpls l2
PE-SiteA#sh mpls l2transport vc 100
Local intf Local circuit Dest address VC ID Status
------------- -------------------------- --------------- ---------- ----------
Fa0/0 Ethernet 200.0.0.1 100 UP
PE-SiteA#
PE-SiteA#sh mpls l2transport vc 100 detail
Local interface: Fa0/0 up, line protocol up, Ethernet up
Destination address: 200.0.0.1, VC ID: 100, VC status: up
Output interface: Fa2/0, imposed label stack {203 405}
Preferred path: not configured
Default path: active
Next hop: 10.0.0.2
Create time: 00:11:28, last status change time: 00:01:42
Last label FSM state change time: 00:01:42
Signaling protocol: LDP, peer 200.0.0.1:0 up
Targeted Hello: 50.0.0.1(LDP Id) -> 200.0.0.1, LDP is UP
Status TLV support (local/remote) : enabled/supported
LDP route watch : enabled
Label/status state machine : established, LruRru
Last local dataplane status rcvd: No fault
Last BFD dataplane status rcvd: Not sent
Last BFD peer monitor status rcvd: No fault
Last local AC circuit status rcvd: No fault
Last local AC circuit status sent: No fault
Last local PW i/f circ status rcvd: No fault
Last local LDP TLV status sent: No fault
Last remote LDP TLV status rcvd: No fault
Last remote LDP ADJ status rcvd: No fault
MPLS VC labels: local 105, remote 405
Group ID: local 0, remote 0
MTU: local 1500, remote 1500
Remote interface description:
Sequencing: receive disabled, send disabled
Control Word: On (configured: autosense)
Dataplane:
SSM segment/switch IDs: 4097/4096 (used), PWID: 1
VC statistics:
transit packet totals: receive 32, send 30
transit byte totals: receive 3196, send 3804
transit packet drops: receive 0, seq error 0, send 0
PE-SiteA#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
100 Pop Label 100.0.0.1/32 0 Fa2/0 10.0.0.2
101 Pop Label 20.0.0.0/30 0 Fa2/0 10.0.0.2
102 201 150.0.0.1/32 0 Fa2/0 10.0.0.2
103 202 30.0.0.0/30 0 Fa2/0 10.0.0.2
104 203 200.0.0.1/32 0 Fa2/0 10.0.0.2
105 No Label l2ckt(1) 4277 Fa0/0 point2point
PE-SiteA#
PE-SiteB#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
400 Pop Label 20.0.0.0/30 0 Gi3/0 30.0.0.1
401 Pop Label 150.0.0.1/32 0 Gi3/0 30.0.0.1
402 301 100.0.0.1/32 0 Gi3/0 30.0.0.1
403 302 10.0.0.0/30 0 Gi3/0 30.0.0.1
404 303 50.0.0.1/32 0 Gi3/0 30.0.0.1
405 No Label l2ckt(1) 4721 Fa4/0 point2point
PE-SiteB#
PE-SiteB#sh mpls l2 vc 100 detail
Local interface: Fa4/0 up, line protocol up, Ethernet up
Destination address: 50.0.0.1, VC ID: 100, VC status: up
Output interface: Gi3/0, imposed label stack {303 105}
Preferred path: not configured
Default path: active
Next hop: 30.0.0.1
Create time: 00:03:31, last status change time: 00:03:30
Last label FSM state change time: 00:03:30
Signaling protocol: LDP, peer 50.0.0.1:0 up
Targeted Hello: 200.0.0.1(LDP Id) -> 50.0.0.1, LDP is UP
Status TLV support (local/remote) : enabled/supported
LDP route watch : enabled
Label/status state machine : established, LruRru
Last local dataplane status rcvd: No fault
Last BFD dataplane status rcvd: Not sent
Last BFD peer monitor status rcvd: No fault
Last local AC circuit status rcvd: No fault
Last local AC circuit status sent: No fault
Last local PW i/f circ status rcvd: No fault
Last local LDP TLV status sent: No fault
Last remote LDP TLV status rcvd: No fault
Last remote LDP ADJ status rcvd: No fault
MPLS VC labels: local 405, remote 105
Group ID: local 0, remote 0
MTU: local 1500, remote 1500
Remote interface description:
Sequencing: receive disabled, send disabled
Control Word: On (configured: autosense)
Dataplane:
SSM segment/switch IDs: 4097/4096 (used), PWID: 1
VC statistics:
transit packet totals: receive 55, send 56
transit byte totals: receive 5554, send 7088
transit packet drops: receive 0, seq error 0, send 0
SiteA#sh ip int brief | exclude down
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 192.168.10.1 YES NVRAM up up
Loopback0 1.1.1.1 YES NVRAM up up
SiteB#sh ip int brief | exc down
Interface IP-Address OK? Method Status Protocol
FastEthernet2/0 192.168.10.2 YES NVRAM up up
Loopback0 2.2.2.2 YES NVRAM up up
