here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 157384 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194688 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 217947 | null     | null      | null    | unlabelled |         | 0     |
 | 217948 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 217949 | v1:6     | ethernet1 | 1234::2 | 787950     |         | 0     |
 | 217950 | v1:6     | ethernet1 | 1234::2 | 787951     |         | 0     |
 | 217951 | v1:6     | ethernet1 | 1234::2 | 787952     |         | 0     |
 | 217952 | null     | null      | null    | unlabelled |         | 0     |
 | 217953 | null     | null      | null    | unlabelled |         | 0     |
 | 217954 | null     | null      | null    | unlabelled |         | 0     |
 | 217955 | null     | null      | null    | unlabelled |         | 0     |
 | 217956 | null     | null      | null    | unlabelled |         | 0     |
 | 249984 | null     | null      | null    | unlabelled |         | 0     |
 | 249985 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 249986 | v1:4     | ethernet1 | 1.1.1.2 | 742458     |         | 0     |
 | 249987 | v1:4     | ethernet1 | 1.1.1.2 | 742459     |         | 0     |
 | 249988 | v1:4     | ethernet1 | 1.1.1.2 | 742460     |         | 0     |
 | 249989 | null     | null      | null    | unlabelled |         | 0     |
 | 249990 | null     | null      | null    | unlabelled |         | 0     |
 | 249991 | null     | null      | null    | unlabelled |         | 0     |
 | 249992 | null     | null      | null    | unlabelled |         | 0     |
 | 249993 | null     | null      | null    | unlabelled |         | 0     |
 | 372474 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 372706 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 499053 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 759330 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8230   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 279402 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 446118 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 516179 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 559399 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 560991 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 742456 | null     | null      | null    | unlabelled |         | 0     |
 | 742457 | v1:4     | ethernet1 | 1.1.1.1 | 249985     |         | 1280  |
 | 742458 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 742459 | v1:4     | ethernet2 | 1.1.2.3 | 925351     |         | 640   |
 | 742460 | v1:4     | ethernet2 | 1.1.2.3 | 925352     |         | 640   |
 | 742461 | null     | null      | null    | unlabelled |         | 0     |
 | 742462 | null     | null      | null    | unlabelled |         | 0     |
 | 742463 | null     | null      | null    | unlabelled |         | 0     |
 | 742464 | null     | null      | null    | unlabelled |         | 0     |
 | 742465 | null     | null      | null    | unlabelled |         | 0     |
 | 787948 | null     | null      | null    | unlabelled |         | 0     |
 | 787949 | v1:6     | ethernet1 | 1234::1 | 217948     |         | 1280  |
 | 787950 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 787951 | v1:6     | ethernet2 | 1235::3 | 30757      |         | 640   |
 | 787952 | v1:6     | ethernet2 | 1235::3 | 30758      |         | 640   |
 | 787953 | null     | null      | null    | unlabelled |         | 0     |
 | 787954 | null     | null      | null    | unlabelled |         | 0     |
 | 787955 | null     | null      | null    | unlabelled |         | 0     |
 | 787956 | null     | null      | null    | unlabelled |         | 0     |
 | 787957 | null     | null      | null    | unlabelled |         | 0     |
 | 871862 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 963125 | v1:6     | ethernet1 | 1234::1 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 30754   | null     | null      | null    | unlabelled |         | 0     |
 | 30755   | v1:6     | ethernet1 | 1235::2 | 787949     |         | 640   |
 | 30756   | v1:6     | ethernet1 | 1235::2 | 787950     |         | 640   |
 | 30757   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 30758   | v1:6     | ethernet2 | 1236::4 | 505893     |         | 1280  |
 | 30759   | null     | null      | null    | unlabelled |         | 0     |
 | 30760   | null     | null      | null    | unlabelled |         | 0     |
 | 30761   | null     | null      | null    | unlabelled |         | 0     |
 | 30762   | null     | null      | null    | unlabelled |         | 0     |
 | 30763   | null     | null      | null    | unlabelled |         | 0     |
 | 206016  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 400021  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 586532  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 731989  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 800991  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 878732  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 925348  | null     | null      | null    | unlabelled |         | 0     |
 | 925349  | v1:4     | ethernet1 | 1.1.2.2 | 742457     |         | 640   |
 | 925350  | v1:4     | ethernet1 | 1.1.2.2 | 742458     |         | 640   |
 | 925351  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 925352  | v1:4     | ethernet2 | 1.1.3.4 | 784671     |         | 1280  |
 | 925353  | null     | null      | null    | unlabelled |         | 0     |
 | 925354  | null     | null      | null    | unlabelled |         | 0     |
 | 925355  | null     | null      | null    | unlabelled |         | 0     |
 | 925356  | null     | null      | null    | unlabelled |         | 0     |
 | 925357  | null     | null      | null    | unlabelled |         | 0     |
 | 999288  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1016883 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 153957 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 250547 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 478171 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 505889 | null     | null      | null    | unlabelled |         | 0     |
 | 505890 | v1:6     | ethernet1 | 1236::3 | 30755      |         | 0     |
 | 505891 | v1:6     | ethernet1 | 1236::3 | 30756      |         | 0     |
 | 505892 | v1:6     | ethernet1 | 1236::3 | 30757      |         | 0     |
 | 505893 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 505894 | null     | null      | null    | unlabelled |         | 0     |
 | 505895 | null     | null      | null    | unlabelled |         | 0     |
 | 505896 | null     | null      | null    | unlabelled |         | 0     |
 | 505897 | null     | null      | null    | unlabelled |         | 0     |
 | 505898 | null     | null      | null    | unlabelled |         | 0     |
 | 784667 | null     | null      | null    | unlabelled |         | 0     |
 | 784668 | v1:4     | ethernet1 | 1.1.3.3 | 925349     |         | 0     |
 | 784669 | v1:4     | ethernet1 | 1.1.3.3 | 925350     |         | 0     |
 | 784670 | v1:4     | ethernet1 | 1.1.3.3 | 925351     |         | 0     |
 | 784671 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 784672 | null     | null      | null    | unlabelled |         | 0     |
 | 784673 | null     | null      | null    | unlabelled |         | 0     |
 | 784674 | null     | null      | null    | unlabelled |         | 0     |
 | 784675 | null     | null      | null    | unlabelled |         | 0     |
 | 784676 | null     | null      | null    | unlabelled |         | 0     |
 | 789439 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 957073 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 992681 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#