here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-05-03 06:08:48.505
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 133249 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 166040 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 178946 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 278574 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 283749 | null     | null      | null    | unlabelled |         | 0     |
 | 283750 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 283751 | v1:4     | ethernet1 | 1.1.1.2 | 416056     |         | 0     |
 | 283752 | v1:4     | ethernet1 | 1.1.1.2 | 416057     |         | 0     |
 | 283753 | v1:4     | ethernet1 | 1.1.1.2 | 416058     |         | 0     |
 | 283754 | null     | null      | null    | unlabelled |         | 0     |
 | 283755 | null     | null      | null    | unlabelled |         | 0     |
 | 283756 | null     | null      | null    | unlabelled |         | 0     |
 | 283757 | null     | null      | null    | unlabelled |         | 0     |
 | 283758 | null     | null      | null    | unlabelled |         | 0     |
 | 411191 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 544700 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 615960 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 778055 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 849251 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 894121 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 971294 | null     | null      | null    | unlabelled |         | 0     |
 | 971295 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 971296 | v1:6     | ethernet1 | 1234::2 | 922028     |         | 0     |
 | 971297 | v1:6     | ethernet1 | 1234::2 | 922029     |         | 0     |
 | 971298 | v1:6     | ethernet1 | 1234::2 | 922030     |         | 0     |
 | 971299 | null     | null      | null    | unlabelled |         | 0     |
 | 971300 | null     | null      | null    | unlabelled |         | 0     |
 | 971301 | null     | null      | null    | unlabelled |         | 0     |
 | 971302 | null     | null      | null    | unlabelled |         | 0     |
 | 971303 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-05-03 06:08:48.597
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 282421 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 329386 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 416054 | null     | null      | null    | unlabelled |         | 0     |
 | 416055 | v1:4     | ethernet1 | 1.1.1.1 | 283750     |         | 1280  |
 | 416056 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 416057 | v1:4     | ethernet2 | 1.1.2.3 | 360600     |         | 640   |
 | 416058 | v1:4     | ethernet2 | 1.1.2.3 | 360601     |         | 640   |
 | 416059 | null     | null      | null    | unlabelled |         | 0     |
 | 416060 | null     | null      | null    | unlabelled |         | 0     |
 | 416061 | null     | null      | null    | unlabelled |         | 0     |
 | 416062 | null     | null      | null    | unlabelled |         | 0     |
 | 416063 | null     | null      | null    | unlabelled |         | 0     |
 | 417985 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 533955 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 601494 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 670954 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 709052 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 720841 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 721550 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 793111 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 828487 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 922026 | null     | null      | null    | unlabelled |         | 0     |
 | 922027 | v1:6     | ethernet1 | 1234::1 | 971295     |         | 1280  |
 | 922028 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 922029 | v1:6     | ethernet2 | 1235::3 | 26607      |         | 640   |
 | 922030 | v1:6     | ethernet2 | 1235::3 | 26608      |         | 640   |
 | 922031 | null     | null      | null    | unlabelled |         | 0     |
 | 922032 | null     | null      | null    | unlabelled |         | 0     |
 | 922033 | null     | null      | null    | unlabelled |         | 0     |
 | 922034 | null     | null      | null    | unlabelled |         | 0     |
 | 922035 | null     | null      | null    | unlabelled |         | 0     |
 | 978656 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-05-03 06:08:48.701
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 26604   | null     | null      | null    | unlabelled |         | 0     |
 | 26605   | v1:6     | ethernet1 | 1235::2 | 922027     |         | 640   |
 | 26606   | v1:6     | ethernet1 | 1235::2 | 922028     |         | 640   |
 | 26607   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 26608   | v1:6     | ethernet2 | 1236::4 | 83258      |         | 1280  |
 | 26609   | null     | null      | null    | unlabelled |         | 0     |
 | 26610   | null     | null      | null    | unlabelled |         | 0     |
 | 26611   | null     | null      | null    | unlabelled |         | 0     |
 | 26612   | null     | null      | null    | unlabelled |         | 0     |
 | 26613   | null     | null      | null    | unlabelled |         | 0     |
 | 105203  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 115213  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 124436  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 209949  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 360597  | null     | null      | null    | unlabelled |         | 0     |
 | 360598  | v1:4     | ethernet1 | 1.1.2.2 | 416055     |         | 640   |
 | 360599  | v1:4     | ethernet1 | 1.1.2.2 | 416056     |         | 640   |
 | 360600  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 360601  | v1:4     | ethernet2 | 1.1.3.4 | 621107     |         | 1280  |
 | 360602  | null     | null      | null    | unlabelled |         | 0     |
 | 360603  | null     | null      | null    | unlabelled |         | 0     |
 | 360604  | null     | null      | null    | unlabelled |         | 0     |
 | 360605  | null     | null      | null    | unlabelled |         | 0     |
 | 360606  | null     | null      | null    | unlabelled |         | 0     |
 | 563776  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 579681  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 622788  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 705333  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 724956  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 768379  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 813216  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1034317 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-05-03 06:08:48.806
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 83254  | null     | null      | null    | unlabelled |         | 0     |
 | 83255  | v1:6     | ethernet1 | 1236::3 | 26605      |         | 0     |
 | 83256  | v1:6     | ethernet1 | 1236::3 | 26606      |         | 0     |
 | 83257  | v1:6     | ethernet1 | 1236::3 | 26607      |         | 0     |
 | 83258  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 83259  | null     | null      | null    | unlabelled |         | 0     |
 | 83260  | null     | null      | null    | unlabelled |         | 0     |
 | 83261  | null     | null      | null    | unlabelled |         | 0     |
 | 83262  | null     | null      | null    | unlabelled |         | 0     |
 | 83263  | null     | null      | null    | unlabelled |         | 0     |
 | 85615  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 220556 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 228531 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 245919 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 509392 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 524631 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 582205 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 621103 | null     | null      | null    | unlabelled |         | 0     |
 | 621104 | v1:4     | ethernet1 | 1.1.3.3 | 360598     |         | 0     |
 | 621105 | v1:4     | ethernet1 | 1.1.3.3 | 360599     |         | 0     |
 | 621106 | v1:4     | ethernet1 | 1.1.3.3 | 360600     |         | 0     |
 | 621107 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 621108 | null     | null      | null    | unlabelled |         | 0     |
 | 621109 | null     | null      | null    | unlabelled |         | 0     |
 | 621110 | null     | null      | null    | unlabelled |         | 0     |
 | 621111 | null     | null      | null    | unlabelled |         | 0     |
 | 621112 | null     | null      | null    | unlabelled |         | 0     |
 | 642163 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 703421 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 738707 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#