Hi neale, My configuration and result is shown below: VPWS: ######## ######## ######## ######## ####PE1 create host-interface name eth0 create host-interface name eth1 set int state host-eth1 up set int state host-eth0 up set interface mac address host-eth0 00:03:7F:FF:FF:FF set interface mac address host-eth1 00:03:7F:FF:FF:FE set int ip address host-eth1 2.1.1.1/24 set interface mpls host-eth1 enable mpls tunnel l2-only via 2.1.1.2 host-eth1 out-label 34 out-label 33 set int state mpls-tunnel0 up set interface l2 xconnect host-eth0 mpls-tunnel0 set interface l2 xconnect mpls-tunnel0 host-eth0 mpls local-label add eos 1023 l2-input-on mpls-tunnel0 mpls local-label add non-eos 1024 mpls-lookup-in-table 0
######## ######## ######## ########
####PE2
create host-interface name eth0
create host-interface name eth1
set int state host-eth1 up
set int state host-eth0 up
set interface mac address host-eth0 00:50:43:00:02:02
set interface mac address host-eth1 0E:1A:0D:00:50:43
set int ip address host-eth1 2.1.1.2/24
set interface mpls host-eth1 enable
mpls tunnel l2-only via 2.1.1.1 host-eth1 out-label 1024 out-label 1023
set int state mpls-tunnel0 up
set interface l2 xconnect host-eth0 mpls-tunnel0
set interface l2 xconnect mpls-tunnel0 host-eth0
mpls local-label add eos 33 l2-input-on mpls-tunnel0
mpls local-label add non-eos 34 mpls-lookup-in-table 0
------------------------------------------------------------------------------
VPP1:TRACE
DBGvpp# show trace
------------------- Start of thread 0 vpp_main -------------------
Packet 1
00:09:25:129727: af-packet-input
af_packet: hw_if_index 1 next-index 4
tpacket2_hdr:
status 0x1 len 76 snaplen 76 mac 66 net 80
sec 0xf4f nsec 0x116a48bd vlan 0
00:09:25:130448: ethernet-input
IP4: 00:03:7f:ff:ff:ff -> 2c:53:4a:02:19:32
00:09:25:130633: l2-input
l2-input: sw_if_index 1 dst 2c:53:4a:02:19:32 src 00:03:7f:ff:ff:ff
00:09:25:130766: l2-output
l2-output: sw_if_index 3 dst 2c:53:4a:02:19:32 src 00:03:7f:ff:ff:ff data 08
00 45 00 00 3e 89 7b 40 00 40 06
00:09:25:130898: mpls-tunnel0-output
mpls-tunnel0
00000000: 2c534a02193200037fffffff08004500003e897b4000400629c6c0a8031ec0a8
00000020: 030a0017c27ca39f95145a447717801806b4f05000000101080a000dce770177
00000040: 2f3b0d0a44424776707023200000000000000000000000000000000000000000
00000060: 00000000000000000000000000000000000000000000000000000000
00:09:25:131028: mpls-tunnel0-tx
MPLS: tunnel 0
00:09:25:131076: l2-load-balance
L2-load-balance: index 22
00:09:25:131136: ethernet-mpls-label-imposition
mpls-header:[33:255:0:eos]
00:09:25:131185: mpls-output
adj-idx 2 : mpls via 2.1.1.2 host-eth1: 0e1a0d00504300037ffffffe8847 flow
hash: 0x34f3c577
00000000: 0000000000000000000000000000000000000000000000000000000000000000
00000020: 00000000000000000000000000000000000000000000000000000000
00:09:25:131367: host-eth1-output
host-eth1
MPLS: 00:03:7f:ff:ff:fe -> 0e:1a:0d:00:50:43
label 34 exp 0, s 0, ttl 255
----------------------------------------------------------------------------------------------------------------
VPP2 :TRACE
DBGvpp# show trace
------------------- Start of thread 0 vpp_main -------------------
Packet 1
00:07:39:676480: af-packet-input
af_packet: hw_if_index 1 next-index 4
tpacket2_hdr:
status 0x9 len 76 snaplen 76 mac 66 net 80
sec 0x34d7 nsec 0x127c23fe vlan 0
00:07:39:678704: ethernet-input
IP4: 00:50:43:00:02:02 -> 2c:53:4a:02:91:db
00:07:39:678768: l2-input
l2-input: sw_if_index 1 dst 2c:53:4a:02:91:db src 00:50:43:00:02:02
00:07:39:678820: l2-output
l2-output: sw_if_index 3 dst 2c:53:4a:02:91:db src 00:50:43:00:02:02 data 08
00 45 00 00 3e d3 86 40 00 40 06
00:07:39:678871: mpls-tunnel0-output
mpls-tunnel0
00000000: 2c534a0291db00504300020208004500003ed38640004006e1bac0a8021ec0a8
00000020: 020a0017dfbad30444a91093a7448018007c85a900000101080a00142eeb0161
00000040: 59bc0d0a44424776707023200000000000000000000000000000000000000000
00000060: 00000000000000009081ca313a4b9123cba7542b6a6590af9a3c24b9
00:07:39:678928: mpls-tunnel0-tx
MPLS: tunnel 0
00:07:39:678948: l2-load-balance
L2-load-balance: index 22
00:07:39:678980: ethernet-mpls-label-imposition
mpls-header:[1023:255:0:eos]
00:07:39:679035: mpls-output
adj-idx 2 : mpls via 2.1.1.1 host-eth1: 00037ffffffe0e1a0d0050438847 flow
hash: 0xc147b333
00000000: 0000000000000000000000000000000000000000000000000000000000000000
00000020: 00000000000000000000000000000000000000000000000000000000
00:07:39:679078: host-eth1-output
host-eth1
MPLS: 0e:1a:0d:00:50:43 -> 00:03:7f:ff:ff:fe
label 1024 exp 0, s 0, ttl 255
It seems that MPLS label didn't pop,cause the message format to be
incorrect.capture result is in the annex.
Fib info is shown below:
vpp1 show mpls fib
DBGvpp# show mpls fib
MPLS-VRF:0, fib_index 0
ip4-explicit-null:neos/21 fib:0 index:15 locks:2
src:special refs:1 flags:exclusive,
index:19 locks:2 flags:exclusive, uPRF-list:17 len:0 itfs:[]
index:19 pl-index:19 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's mpls table
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:18 buckets:1 uRPF:17 to:[0:0]]
[0] [@4]: dst-address,unicast lookup in interface's mpls table
ip4-explicit-null:eos/21 fib:0 index:14 locks:2
src:special refs:1 flags:exclusive,
index:18 locks:2 flags:exclusive, uPRF-list:16 len:0 itfs:[]
index:18 pl-index:18 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's ip4 table
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:17 buckets:1 uRPF:16 to:[0:0]]
[0] [@3]: dst-address,unicast lookup in interface's ip4 table
router-alert:neos/21 fib:0 index:12 locks:2
src:special refs:1 flags:exclusive,
index:16 locks:2 flags:exclusive, uPRF-list:14 len:0 itfs:[]
index:16 pl-index:16 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dpo-punt
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:15 buckets:1 uRPF:14 to:[0:0]]
[0] [@2]: dpo-punt
router-alert:eos/21 fib:0 index:13 locks:2
src:special refs:1 flags:exclusive,
index:17 locks:2 flags:exclusive, uPRF-list:15 len:0 itfs:[]
index:17 pl-index:17 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dpo-punt
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:16 buckets:1 uRPF:15 to:[0:0]]
[0] [@2]: dpo-punt
ipv6-explicit-null:neos/21 fib:0 index:17 locks:2
src:special refs:1 flags:exclusive,
index:21 locks:2 flags:exclusive, uPRF-list:19 len:0 itfs:[]
index:21 pl-index:21 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's mpls table
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:20 buckets:1 uRPF:19 to:[0:0]]
[0] [@4]: dst-address,unicast lookup in interface's mpls table
ipv6-explicit-null:eos/21 fib:0 index:16 locks:2
src:special refs:1 flags:exclusive,
index:20 locks:2 flags:exclusive, uPRF-list:18 len:0 itfs:[]
index:20 pl-index:20 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's ip6 table
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:19 buckets:1 uRPF:18 to:[0:0]]
[0] [@5]: dst-address,unicast lookup in interface's ip6 table
1023:eos/21 fib:0 index:18 locks:2
src:CLI refs:1 flags:attached,
index:23 locks:2 flags:shared, uPRF-list:21 len:0 itfs:[]
index:23 pl-index:23 ethernet weight=1 intf-rx: oper-flags:resolved,
cfg-flags:attached,interface-rx,
[@0]: mpls-tunnel0-dpo: ethernet
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:21 buckets:1 uRPF:21
to:[4070:521337]]
[0] [@6]: mpls-tunnel0-dpo: ethernet
1024:neos/21 fib:0 index:19 locks:2
src:CLI refs:1
index:24 locks:2 flags:shared, uPRF-list:22 len:0 itfs:[]
index:24 pl-index:24 mpls weight=1 deag: oper-flags:resolved,
[@0]: dst-address,unicast lookup in MPLS-VRF:0
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:23 buckets:1 uRPF:22
to:[4070:537617]]
[0] [@7]: dst-address,unicast lookup in MPLS-VRF:0
DBGvpp#
----------------------------------------------------------------------------------------------------------
VPP2 show mpls fib
DBGvpp# show mpls fib
MPLS-VRF:0, fib_index 0
ip4-explicit-null:neos/21 fib:0 index:15 locks:2
src:special refs:1 flags:exclusive,
index:19 locks:2 flags:exclusive, uPRF-list:17 len:0 itfs:[]
index:19 pl-index:19 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's mpls table
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:18 buckets:1 uRPF:17 to:[0:0]]
[0] [@4]: dst-address,unicast lookup in interface's mpls table
ip4-explicit-null:eos/21 fib:0 index:14 locks:2
src:special refs:1 flags:exclusive,
index:18 locks:2 flags:exclusive, uPRF-list:16 len:0 itfs:[]
index:18 pl-index:18 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's ip4 table
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:17 buckets:1 uRPF:16 to:[0:0]]
[0] [@3]: dst-address,unicast lookup in interface's ip4 table
router-alert:neos/21 fib:0 index:12 locks:2
src:special refs:1 flags:exclusive,
index:16 locks:2 flags:exclusive, uPRF-list:14 len:0 itfs:[]
index:16 pl-index:16 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dpo-punt
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:15 buckets:1 uRPF:14 to:[0:0]]
[0] [@2]: dpo-punt
router-alert:eos/21 fib:0 index:13 locks:2
src:special refs:1 flags:exclusive,
index:17 locks:2 flags:exclusive, uPRF-list:15 len:0 itfs:[]
index:17 pl-index:17 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dpo-punt
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:16 buckets:1 uRPF:15 to:[0:0]]
[0] [@2]: dpo-punt
ipv6-explicit-null:neos/21 fib:0 index:17 locks:2
src:special refs:1 flags:exclusive,
index:21 locks:2 flags:exclusive, uPRF-list:19 len:0 itfs:[]
index:21 pl-index:21 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's mpls table
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:20 buckets:1 uRPF:19 to:[0:0]]
[0] [@4]: dst-address,unicast lookup in interface's mpls table
ipv6-explicit-null:eos/21 fib:0 index:16 locks:2
src:special refs:1 flags:exclusive,
index:20 locks:2 flags:exclusive, uPRF-list:18 len:0 itfs:[]
index:20 pl-index:20 mpls weight=1 exclusive: oper-flags:resolved,
cfg-flags:exclusive,
[@0]: dst-address,unicast lookup in interface's ip6 table
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:19 buckets:1 uRPF:18 to:[0:0]]
[0] [@5]: dst-address,unicast lookup in interface's ip6 table
33:eos/21 fib:0 index:18 locks:2
src:CLI refs:1 flags:attached,
index:23 locks:2 flags:shared, uPRF-list:21 len:0 itfs:[]
index:23 pl-index:23 ethernet weight=1 intf-rx: oper-flags:resolved,
cfg-flags:attached,interface-rx,
[@0]: mpls-tunnel0-dpo: ethernet
forwarding: mpls-eos-chain
[@0]: dpo-load-balance: [proto:mpls index:21 buckets:1 uRPF:21
to:[32489:4139568]]
[0] [@6]: mpls-tunnel0-dpo: ethernet
34:neos/21 fib:0 index:19 locks:2
src:CLI refs:1
index:24 locks:2 flags:shared, uPRF-list:22 len:0 itfs:[]
index:24 pl-index:24 mpls weight=1 deag: oper-flags:resolved,
[@0]: dst-address,unicast lookup in MPLS-VRF:0
forwarding: mpls-neos-chain
[@0]: dpo-load-balance: [proto:mpls index:23 buckets:1 uRPF:22
to:[32489:4269524]]
[0] [@7]: dst-address,unicast lookup in MPLS-VRF:0
VPLS configuration:
MPLS L2VPN VPLS
######## ######## ######## ########
####PE1
create host-interface name eth0
create host-interface name eth1
set int state host-eth1 up
set int state host-eth0 up
set interface mac address host-eth0 00:03:7F:FF:FF:FF
set interface mac address host-eth1 00:03:7F:FF:FF:FE
set int ip address host-eth1 2.1.1.1/24
set interface mpls host-eth1 enable
mpls tunnel l2-only via 2.1.1.2 host-eth1 out-label 34 out-label 33
set int state mpls-tunnel0 up
set interface l2 bridge mpls-tunnel0 1
set interface l2 bridge host-eth0 1
mpls local-label add eos 1023 l2-input-on mpls-tunnel0
mpls local-label add non-eos 1024 mpls-lookup-in-table 0
######## ######## ######## ########
####PE2
create host-interface name eth0
create host-interface name eth1
set int state host-eth1 up
set int state host-eth0 up
set interface mac address host-eth0 00:50:43:00:02:02
set interface mac address host-eth1 0E:1A:0D:00:50:43
set int ip address host-eth1 2.1.1.2/24
set interface mpls host-eth1 enable
mpls tunnel l2-only via 2.1.1.1 host-eth1 out-label 1024 out-label 1023
set int state mpls-tunnel0 up
set interface l2 bridge mpls-tunnel0 1
set interface l2 bridge host-eth0 1
mpls local-label add eos 33 l2-input-on mpls-tunnel0
mpls local-label add non-eos 34 mpls-lookup-in-table 0
flow direction:vpp2 -> vpp1
VPLS flow didn't take the MPLS process.
DBGvpp# show error
Count Node Reason
4 ip4-input ip4 length > l2 length
226 ip4-input ip4 adjacency drop
3 ip4-glean ARP requests sent
1 ip4-icmp-input unknown type
245 l2-learn L2 learn packets
3 l2-learn L2 learn misses
242 l2-learn L2 learn hits
245 l2-input L2 input packets
245 l2-fwd Reflection Drop
29 ethernet-input l3 mac mismatch
2 arp-input ARP request IP4 source
address learned
2 arp-input Interface is not IP enabled
DBGvpp#
VPP2show trace
DBGvpp# show trace
------------------- Start of thread 0 vpp_main -------------------
Packet 1
00:02:48:823586: af-packet-input
af_packet: hw_if_index 1 next-index 4
tpacket2_hdr:
status 0x9 len 76 snaplen 76 mac 66 net 80
sec 0x3b24 nsec 0x190abf05 vlan 0
00:02:48:825856: ethernet-input
IP4: 00:50:43:00:02:02 -> 2c:53:4a:02:91:db
00:02:48:825934: l2-input
l2-input: sw_if_index 1 dst 2c:53:4a:02:91:db src 00:50:43:00:02:02
00:02:48:825990: l2-learn
l2-learn: sw_if_index 1 dst 2c:53:4a:02:91:db src 00:50:43:00:02:02 bd_index 1
00:02:48:826051: l2-fwd
l2-fwd: sw_if_index 1 dst 2c:53:4a:02:91:db src 00:50:43:00:02:02 bd_index 1
00:02:48:826080: error-drop
l2-fwd: Reflection Drop
Thanks,
xyxue
vpws1.pcap
Description: Binary data
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