here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 54733  | null     | null      | null    | unlabelled |         | 0     |
 | 54734  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 54735  | v1:4     | ethernet1 | 1.1.1.2 | 659458     |         | 0     |
 | 54736  | v1:4     | ethernet1 | 1.1.1.2 | 659459     |         | 0     |
 | 54737  | v1:4     | ethernet1 | 1.1.1.2 | 659460     |         | 0     |
 | 54738  | null     | null      | null    | unlabelled |         | 0     |
 | 54739  | null     | null      | null    | unlabelled |         | 0     |
 | 54740  | null     | null      | null    | unlabelled |         | 0     |
 | 54741  | null     | null      | null    | unlabelled |         | 0     |
 | 54742  | null     | null      | null    | unlabelled |         | 0     |
 | 62998  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 249307 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 335738 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 615955 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 698889 | null     | null      | null    | unlabelled |         | 0     |
 | 698890 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 698891 | v1:6     | ethernet1 | 1234::2 | 102681     |         | 0     |
 | 698892 | v1:6     | ethernet1 | 1234::2 | 102682     |         | 0     |
 | 698893 | v1:6     | ethernet1 | 1234::2 | 102683     |         | 0     |
 | 698894 | null     | null      | null    | unlabelled |         | 0     |
 | 698895 | null     | null      | null    | unlabelled |         | 0     |
 | 698896 | null     | null      | null    | unlabelled |         | 0     |
 | 698897 | null     | null      | null    | unlabelled |         | 0     |
 | 698898 | null     | null      | null    | unlabelled |         | 0     |
 | 775060 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 899556 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 911280 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 943083 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 943312 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 955119 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 102679  | null     | null      | null    | unlabelled |         | 0     |
 | 102680  | v1:6     | ethernet1 | 1234::1 | 698890     |         | 1280  |
 | 102681  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 102682  | v1:6     | ethernet2 | 1235::3 | 433532     |         | 640   |
 | 102683  | v1:6     | ethernet2 | 1235::3 | 433533     |         | 640   |
 | 102684  | null     | null      | null    | unlabelled |         | 0     |
 | 102685  | null     | null      | null    | unlabelled |         | 0     |
 | 102686  | null     | null      | null    | unlabelled |         | 0     |
 | 102687  | null     | null      | null    | unlabelled |         | 0     |
 | 102688  | null     | null      | null    | unlabelled |         | 0     |
 | 165036  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 289181  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 317789  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 327736  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 399621  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 435996  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 444562  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 518155  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 653442  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 659456  | null     | null      | null    | unlabelled |         | 0     |
 | 659457  | v1:4     | ethernet1 | 1.1.1.1 | 54734      |         | 1280  |
 | 659458  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 659459  | v1:4     | ethernet2 | 1.1.2.3 | 308106     |         | 640   |
 | 659460  | v1:4     | ethernet2 | 1.1.2.3 | 308107     |         | 640   |
 | 659461  | null     | null      | null    | unlabelled |         | 0     |
 | 659462  | null     | null      | null    | unlabelled |         | 0     |
 | 659463  | null     | null      | null    | unlabelled |         | 0     |
 | 659464  | null     | null      | null    | unlabelled |         | 0     |
 | 659465  | null     | null      | null    | unlabelled |         | 0     |
 | 688763  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 877000  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1021049 | 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
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 82960  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 93066  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 272977 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 308103 | null     | null      | null    | unlabelled |         | 0     |
 | 308104 | v1:4     | ethernet1 | 1.1.2.2 | 659457     |         | 640   |
 | 308105 | v1:4     | ethernet1 | 1.1.2.2 | 659458     |         | 640   |
 | 308106 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 308107 | v1:4     | ethernet2 | 1.1.3.4 | 36319      |         | 1280  |
 | 308108 | null     | null      | null    | unlabelled |         | 0     |
 | 308109 | null     | null      | null    | unlabelled |         | 0     |
 | 308110 | null     | null      | null    | unlabelled |         | 0     |
 | 308111 | null     | null      | null    | unlabelled |         | 0     |
 | 308112 | null     | null      | null    | unlabelled |         | 0     |
 | 433360 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 433529 | null     | null      | null    | unlabelled |         | 0     |
 | 433530 | v1:6     | ethernet1 | 1235::2 | 102680     |         | 640   |
 | 433531 | v1:6     | ethernet1 | 1235::2 | 102681     |         | 640   |
 | 433532 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 433533 | v1:6     | ethernet2 | 1236::4 | 286065     |         | 1280  |
 | 433534 | null     | null      | null    | unlabelled |         | 0     |
 | 433535 | null     | null      | null    | unlabelled |         | 0     |
 | 433536 | null     | null      | null    | unlabelled |         | 0     |
 | 433537 | null     | null      | null    | unlabelled |         | 0     |
 | 433538 | null     | null      | null    | unlabelled |         | 0     |
 | 562172 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 595092 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 597077 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 632005 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 661064 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 766248 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 803949 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 933676 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 14972  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 36315  | null     | null      | null    | unlabelled |         | 0     |
 | 36316  | v1:4     | ethernet1 | 1.1.3.3 | 308104     |         | 0     |
 | 36317  | v1:4     | ethernet1 | 1.1.3.3 | 308105     |         | 0     |
 | 36318  | v1:4     | ethernet1 | 1.1.3.3 | 308106     |         | 0     |
 | 36319  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 36320  | null     | null      | null    | unlabelled |         | 0     |
 | 36321  | null     | null      | null    | unlabelled |         | 0     |
 | 36322  | null     | null      | null    | unlabelled |         | 0     |
 | 36323  | null     | null      | null    | unlabelled |         | 0     |
 | 36324  | null     | null      | null    | unlabelled |         | 0     |
 | 138894 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 246954 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 286061 | null     | null      | null    | unlabelled |         | 0     |
 | 286062 | v1:6     | ethernet1 | 1236::3 | 433530     |         | 0     |
 | 286063 | v1:6     | ethernet1 | 1236::3 | 433531     |         | 0     |
 | 286064 | v1:6     | ethernet1 | 1236::3 | 433532     |         | 0     |
 | 286065 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 286066 | null     | null      | null    | unlabelled |         | 0     |
 | 286067 | null     | null      | null    | unlabelled |         | 0     |
 | 286068 | null     | null      | null    | unlabelled |         | 0     |
 | 286069 | null     | null      | null    | unlabelled |         | 0     |
 | 286070 | null     | null      | null    | unlabelled |         | 0     |
 | 323720 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 595808 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 631602 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 667533 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 753325 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 753669 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 847324 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#