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config L2VPN Pseudowire PE-PE MPLS-TE preferred-path tunnel cisco with explicit-path enable and verifiche output l2-transport and tunnel
13.11 2020 | by massimilianoConfig L2VPN Pseudowire PE-PE MPLS-TE preferred-path tunnel cisco Architettura di riferimento Config PE Level: PE1 PE2 […]
https://www.ingegnerianetworking.com/wp-content/uploads/2020/11/L2VPN-PW-Tunnel100-921.png
Config L2VPN Pseudowire PE-PE MPLS-TE preferred-path tunnel cisco
Architettura di riferimento
Config PE Level:
| PE1 | PE2 |
|
pseudowire-class TEST encapsulation mpls preferred-path interface Tunnel100 disable-fallback ! interface Tunnel100 description L2VPN-PW ip unnumbered Loopback0 tunnel mode mpls traffic-eng tunnel destination 10.0.67.238 tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth 2000 tunnel mpls traffic-eng path-option 10 explicit name PE2 tunnel mpls traffic-eng path-option 20 dynamic end ! interface GigabitEthernet0/0/1 description to_P1-C ip address 10.0.15.162 255.255.255.252 mpls ip mpls label protocol ldp mpls traffic-eng tunnels ip rsvp bandwidth 500000 50000 ! interface GigabitEthernet0/0/5 no ip address negotiation auto no keepalive service instance 100 ethernet encapsulation untagged xconnect 10.0.67.238 100 encapsulation mpls pw-class TEST ! ip explicit-path name PE2 enable index 1 next-address 10.0.15.161 index 2 next-address 10.0.15.154 index 3 next-address 10.0.15.169 ! |
pseudowire-class TEST encapsulation mpls preferred-path interface Tunnel100 disable-fallback ! interface Tunnel100 description PW-TESR ip unnumbered Loopback0 tunnel mode mpls traffic-eng tunnel destination 10.0.67.237 tunnel mpls traffic-eng priority 7 7 tunnel mpls traffic-eng bandwidth 2000 tunnel mpls traffic-eng path-option 10 explicit identifier 10 tunnel mpls traffic-eng path-option 20 dynamic ! interface GigabitEthernet0/0/2 description to_P2-J mtu 1900 ip address 10.0.15.169 255.255.255.252 mpls ip mpls label protocol ldp mpls traffic-eng tunnels ip rsvp bandwidth 500000 50000 ! interface GigabitEthernet0/0/5 description L2VPN-PW no ip address no keepalive service instance 100 ethernet encapsulation untagged xconnect 10.0.67.237 100 encapsulation mpls pw-class TEST ! ip explicit-path identifier 10 enable index 1 next-address 10.0.15.170 index 2 next-address 10.0.15.153 index 3 next-address 10.0.15.162 ! |
VERIFICHE STATUS PW TUNNEL100
From PE1
PE1#show int tunnel100
Tunnel100 is up, line protocol is up
Hardware is Tunnel
Description: L2VPN-PW
Interface is unnumbered. Using address of Loopback0 (10.0.67.237)
MTU 17936 bytes, BW 100 Kbit/sec, DLY 50000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation TUNNEL, loopback not set
Keepalive not set
Tunnel linestate evaluation up
Tunnel source 10.0.67.237, destination 10.0.67.238
Tunnel protocol/transport Label Switching
Tunnel transmit bandwidth 8000 (kbps)
Tunnel receive bandwidth 8000 (kbps)
Last input never, output 02:34:03, output hang never
Last clearing of “show interface” counters 23:34:29
Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 0
PE1#show mpls traffic-eng tunnels tunnel 100
Name: L2VPN-PW (Tunnel100) Destination: 10.0.67.238
Status:
Admin: up Oper: up Path: valid Signalling: connected
path option 10, type explicit PE2 (Basis for Setup, path weight 210)
path option 20, type dynamic
Config Parameters:
Bandwidth: 2000 kbps (Global) Priority: 7 7 Affinity: 0x0/0xFFFF
Metric Type: TE (default)
Path-selection Tiebreaker:
Global: not set Tunnel Specific: not set Effective: min-fill (default)
Hop Limit: disabled [ignore: Explicit Path Option with all Strict Hops]
Cost Limit: disabled
Path-invalidation timeout: 10000 msec (default), Action: Tear
AutoRoute: disabled LockDown: disabled Loadshare: 2000 [1000000] bw-based
auto-bw: disabled
Fault-OAM: disabled, Wrap-Protection: disabled, Wrap-Capable: No
Active Path Option Parameters:
State: explicit path option 10 is active
BandwidthOverride: disabled LockDown: disabled Verbatim: disabled
Node Hop Count: 3
InLabel : –
OutLabel : GigabitEthernet0/0/1, 24727
Next Hop : 10.0.15.161
RSVP Signalling Info:
Src 10.0.67.237, Dst 10.0.67.238, Tun_Id 100, Tun_Instance 16
RSVP Path Info:
My Address: 10.0.15.162
Explicit Route: 10.0.15.161 10.0.15.154 10.0.15.169 10.0.67.238
Record Route: NONE
Tspec: ave rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
RSVP Resv Info:
Record Route: NONE
Fspec: ave rate=2000 kbits, burst=0 bytes, peak rate=2000 kbits
Shortest Unconstrained Path Info:
Path Weight: 200 (TE)
Explicit Route: 10.0.15.161 10.0.15.166 10.0.67.238
History:
Tunnel:
Time since created: 23 hours, 35 minutes
Time since path change: 2 hours, 52 minutes
Number of LSP IDs (Tun_Instances) used: 16
Current LSP: [ID: 16]
Uptime: 2 hours, 52 minutes
Prior LSP: [ID: 15]
ID: path option unknown
Removal Trigger: configuration changed (severe)
!
FROM PE2
PE2#show int tunnel100
Tunnel100 is up, line protocol is up
Hardware is Tunnel
Description: PW-TEST
Interface is unnumbered. Using address of Loopback0 (10.0.67.238)
MTU 17936 bytes, BW 100 Kbit/sec, DLY 50000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation TUNNEL, loopback not set
Keepalive not set
Tunnel linestate evaluation up
Tunnel source 10.0.67.238, destination 10.0.67.237
Tunnel protocol/transport Label Switching
Tunnel transmit bandwidth 8000 (kbps)
Tunnel receive bandwidth 8000 (kbps)
Last input never, output 02:35:26, output hang never
Last clearing of “show interface” counters 5d04h
Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 0
!
PE2#show mpls traffic-eng tunnels tunnel 100
Name: PW-TEST (Tunnel100) Destination: 10.0.67.237
Status:
Admin: up Oper: up Path: valid Signalling: connected
path option 10, type explicit 10 (Basis for Setup, path weight 210)
path option 20, type dynamic
Config Parameters:
Bandwidth: 2000 kbps (Global) Priority: 7 7 Affinity: 0x0/0xFFFF
Metric Type: TE (default)
Path-selection Tiebreaker:
Global: not set Tunnel Specific: not set Effective: min-fill (default)
Hop Limit: disabled [ignore: Explicit Path Option with all Strict Hops]
Cost Limit: disabled
Path-invalidation timeout: 10000 msec (default), Action: Tear
AutoRoute: disabled LockDown: disabled Loadshare: 2000 [1000000] bw-based
auto-bw: disabled
Fault-OAM: disabled, Wrap-Protection: disabled, Wrap-Capable: No
Active Path Option Parameters:
State: explicit path option 10 is active
BandwidthOverride: disabled LockDown: disabled Verbatim: disabled
Node Hop Count: 3
InLabel : –
OutLabel : GigabitEthernet0/0/2, 343808
Next Hop : 10.0.15.170
RSVP Signalling Info:
Src 10.0.67.238, Dst 10.0.67.237, Tun_Id 100, Tun_Instance 3691
RSVP Path Info:
My Address: 10.0.15.169
Explicit Route: 10.0.15.170 10.0.15.153 10.0.15.162 10.0.67.237
Record Route: NONE
Tspec: ave rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
RSVP Resv Info:
Record Route: NONE
Fspec: ave rate=2000 kbits, burst=0 bytes, peak rate=2000 kbits
Shortest Unconstrained Path Info:
Path Weight: 200 (TE)
Explicit Route: 10.0.15.165 10.0.15.162 10.0.67.237
History:
Tunnel:
Time since created: 5 days, 4 hours, 10 minutes
Time since path change: 22 hours, 50 minutes
Number of LSP IDs (Tun_Instances) used: 3691
Current LSP: [ID: 3691]
Uptime: 22 hours, 50 minutes
Prior LSP: [ID: 3648]
ID: path option unknown
Removal Trigger: tunnel shutdown
VERIFICA STATUS L2TRASPORT-VC
FROM PE1
PE1#show mpls l2transport vc 100
Local intf Local circuit Dest address VC ID Status
————- ————————– ————— ———- ———-
Gi0/0/5 Ethernet:100 10.0.67.238 100 UP
R-MPLS-RMN-TEST-1#show mpls l2transport vc 100 detail
Local interface: Gi0/0/5 up, line protocol up, Ethernet:100 up
Destination address: 10.0.67.238, VC ID: 100, VC status: up
Output interface: Tu100, imposed label stack {24727 216}
Preferred path: Tunnel100, active
Default path: disabled
Next hop: point2point
Create time: 1d00h, last status change time: 00:30:37
Last label FSM state change time: 04:12:19
Signaling protocol: LDP, peer 10.0.67.238:0 up
Targeted Hello: 10.0.67.237(LDP Id) -> 10.0.67.238, LDP is UP
Graceful restart: configured and enabled
Non stop routing: configured and not enabled
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 217, remote 216
Group ID: local 11, remote 11
MTU: local 1500, remote 1500
Remote interface description: L2VPN-PW
Sequencing: receive disabled, send disabled
Control Word: On (configured: autosense)
SSO Descriptor: 10.0.67.238/100, local label: 217
Dataplane:
SSM segment/switch IDs: 4331/4321 (used), PWID: 4
VC statistics:
transit packet totals: receive 3308, send 1810
transit byte totals: receive 706058, send 244058
!
FROM PE2
PE2#show mpls l2transport vc 100
Local intf Local circuit Dest address VC ID Status
————- ————————– ————— ———- ———-
Gi0/0/5 Ethernet:100 10.0.67.237 100 UP
PE2#show mpls l2transport vc 100 detail
Local interface: Gi0/0/5 up, line protocol up, Ethernet:100 up
Destination address: 10.0.67.237, VC ID: 100, VC status: up
Output interface: Tu100, imposed label stack {343808 217}
Preferred path: Tunnel100, active
Default path: disabled
Next hop: point2point
Create time: 5d04h, last status change time: 00:32:39
Last label FSM state change time: 1d00h
Signaling protocol: LDP, peer 10.0.67.237:0 up
Targeted Hello: 10.0.67.238(LDP Id) -> 10.0.67.237, LDP is UP
Graceful restart: configured and enabled
Non stop routing: configured and not enabled
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 216, remote 217
Group ID: local 11, remote 11
MTU: local 1500, remote 1500
Remote interface description:
Sequencing: receive disabled, send disabled
Control Word: On (configured: autosense)
SSO Descriptor: 10.0.67.237/100, local label: 216
Dataplane:
SSM segment/switch IDs: 4323/4105 (used), PWID: 2
VC statistics:
transit packet totals: receive 5235, send 9987
transit byte totals: receive 804080, send 1797932
transit packet drops: receive 0, seq error 0, send 0
VERIFICA STATUS MPLS FORWARDING TABLE
FROM PE1
PE1#show mpls forwarding-table interface tunnel100 detail
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
234 Pop Label 100/1[TE-Bind] 0 Tu100 point2point
MAC/Encaps=14/18, MRU=1500, Label Stack{24727}, via Gi0/0/1
4C710D31489CF80F6F58C6018847 06097000
No output feature configured
PE1#show mpls traffic-eng tunnels
P2P TUNNELS/LSPs:
Name: L2VPN-PW (Tunnel100) Destination: 10.0.67.238
Status:
Admin: up Oper: up Path: valid Signalling: connected
path option 10, type explicit PE2 (Basis for Setup, path weight 210)
path option 20, type dynamic
Config Parameters:
Bandwidth: 2000 kbps (Global) Priority: 7 7 Affinity: 0x0/0xFFFF
Metric Type: TE (default)
Path-selection Tiebreaker:
Global: not set Tunnel Specific: not set Effective: min-fill (default)
Hop Limit: disabled [ignore: Explicit Path Option with all Strict Hops]
Cost Limit: disabled
Path-invalidation timeout: 10000 msec (default), Action: Tear
AutoRoute: disabled LockDown: disabled Loadshare: 2000 [1000000] bw-based
auto-bw: disabled
Fault-OAM: disabled, Wrap-Protection: disabled, Wrap-Capable: No
Active Path Option Parameters:
State: explicit path option 10 is active
BandwidthOverride: disabled LockDown: disabled Verbatim: disabled
Node Hop Count: 3
InLabel : –
OutLabel : GigabitEthernet0/0/1, 24727
Next Hop : 10.0.15.161
RSVP Signalling Info:
Src 10.0.67.237, Dst 10.0.67.238, Tun_Id 100, Tun_Instance 16
RSVP Path Info:
My Address: 10.0.15.162
Explicit Route: 10.0.15.161 10.0.15.154 10.0.15.169 10.0.67.238
Record Route: NONE
Tspec: ave rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
RSVP Resv Info:
Record Route: NONE
Fspec: ave rate=2000 kbits, burst=0 bytes, peak rate=2000 kbits
History:
Tunnel:
Time since created: 1 days, 1 hours, 2 minutes
Time since path change: 4 hours, 19 minutes
Number of LSP IDs (Tun_Instances) used: 16
Current LSP: [ID: 16]
Uptime: 4 hours, 19 minutes
Prior LSP: [ID: 15]
ID: path option unknown
Removal Trigger: configuration changed (severe)
!
FROM P1-C (P_ROUTER)
P1-C#show mpls traffic-eng tunnels
# Tunnel PE1 to PE2
LSP Tunnel 10.0.67.237 100 [16] is signalled, Signaling State: up
Tunnel Name: L2VPN-PW Tunnel Role: Mid
InLabel: GigabitEthernet0/0/0/4, 24727
OutLabel: TenGigE0/0/0/0, 347248
Signalling Info:
Src 10.0.67.237 Dst 10.0.67.238, Tun ID 100, Tun Inst 16, Ext ID 10.0.67.237
Router-IDs: upstream 10.0.67.237
local 10.0.35.248
downstream 10.0.0.243
Bandwidth: 2000 kbps (CT0) Priority: 7 7 DSTE-class: 0
Soft Preemption: None
SRLGs: not collected
Path Info:
Incoming Address: 10.0.15.161
Incoming:
Explicit Route:
Strict, 10.0.15.161
Strict, 10.0.15.154
Strict, 10.0.15.169
Strict, 10.0.67.238
Outgoing:
Explicit Route:
Strict, 10.0.15.154
Strict, 10.0.15.169
Strict, 10.0.67.238
Record Route: Disabled
Tspec: avg rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
Session Attributes: Local Prot: Not Set, Node Prot: Not Set, BW Prot: Not Set
Soft Preemption Desired: Not Set
Resv Info: None
Record Route: Disabled
Fspec: avg rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
# Tunnel PE2 to PE1
LSP Tunnel 10.0.67.238 100 [3691] is signalled, Signaling State: up
Tunnel Name: PW-TEST Tunnel Role: Mid
InLabel: TenGigE0/0/0/0, 24791
OutLabel: GigabitEthernet0/0/0/4, implicit-null
Signalling Info:
Src 10.0.67.238 Dst 10.0.67.237, Tun ID 100, Tun Inst 3691, Ext ID 10.0.67.238
Router-IDs: upstream 10.0.0.243
local 10.0.35.248
downstream 10.0.67.237
Bandwidth: 2000 kbps (CT0) Priority: 7 7 DSTE-class: 0
Soft Preemption: None
SRLGs: not collected
Path Info:
Incoming Address: 10.0.15.153
Incoming:
Explicit Route:
Strict, 10.0.15.153
Strict, 10.0.15.162
Strict, 10.0.67.237
Outgoing:
Explicit Route:
Strict, 10.0.15.162
Strict, 10.0.67.237
Record Route: Disabled
Tspec: avg rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
Session Attributes: Local Prot: Not Set, Node Prot: Not Set, BW Prot: Not Set
Soft Preemption Desired: Not Set
Resv Info: None
Record Route: Disabled
Fspec: avg rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
Displayed 0 (of 0) heads, 2 (of 2) midpoints, 0 (of 0) tails
Displayed 0 up, 0 down, 0 recovering, 0 recovered heads
FROM PE2
PE2#show mpls forwarding-table interface tunnel100 detail
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
372 Pop Label 100/1[TE-Bind] 0 Tu100 point2point
MAC/Encaps=14/18, MRU=1900, Label Stack{343808}, via Gi0/0/2
001DB5F91041F80F6F4BD3028847 53F00000
No output feature configured
PE2#show mpls traffic-eng tunnels
P2P TUNNELS/LSPs:
Name: PW-TEST (Tunnel100) Destination: 10.0.67.237
Status:
Admin: up Oper: up Path: valid Signalling: connected
path option 10, type explicit 10 (Basis for Setup, path weight 210)
path option 20, type dynamic
Config Parameters:
Bandwidth: 2000 kbps (Global) Priority: 7 7 Affinity: 0x0/0xFFFF
Metric Type: TE (default)
Path-selection Tiebreaker:
Global: not set Tunnel Specific: not set Effective: min-fill (default)
Hop Limit: disabled [ignore: Explicit Path Option with all Strict Hops]
Cost Limit: disabled
Path-invalidation timeout: 10000 msec (default), Action: Tear
AutoRoute: disabled LockDown: disabled Loadshare: 2000 [1000000] bw-based
auto-bw: disabled
Fault-OAM: disabled, Wrap-Protection: disabled, Wrap-Capable: No
Active Path Option Parameters:
State: explicit path option 10 is active
BandwidthOverride: disabled LockDown: disabled Verbatim: disabled
Node Hop Count: 3
InLabel : –
OutLabel : GigabitEthernet0/0/2, 343808
Next Hop : 10.0.15.170
RSVP Signalling Info:
Src 10.0.67.238, Dst 10.0.67.237, Tun_Id 100, Tun_Instance 3691
RSVP Path Info:
My Address: 10.0.15.169
Explicit Route: 10.0.15.170 10.0.15.153 10.0.15.162 10.0.67.237
Record Route: NONE
Tspec: ave rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
RSVP Resv Info:
Record Route: NONE
Fspec: ave rate=2000 kbits, burst=0 bytes, peak rate=2000 kbits
History:
Tunnel:
Time since created: 5 days, 5 hours, 42 minutes
Time since path change: 1 days, 21 minutes
Number of LSP IDs (Tun_Instances) used: 3691
Current LSP: [ID: 3691]
Uptime: 1 days, 21 minutes
Prior LSP: [ID: 3648]
ID: path option unknown
Removal Trigger: tunnel shutdown
LSP Tunnel L2VPN-PW is signalled, connection is up
InLabel : GigabitEthernet0/0/2, implicit-null
Prev Hop : 10.0.15.170
OutLabel : –
RSVP Signalling Info:
Src 10.0.67.237, Dst 10.0.67.238, Tun_Id 100, Tun_Instance 16
RSVP Path Info:
My Address: 10.0.67.238
Explicit Route: NONE
Record Route: NONE
Tspec: ave rate=2000 kbits, burst=1000 bytes, peak rate=2000 kbits
RSVP Resv Info:
Record Route: NONE
Fspec: ave rate=2000 kbits, burst=0 bytes, peak rate=2000 kbits