here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10214  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 11368  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 101707 | null     | null      | null    | unlabelled |         | 0     |
 | 101708 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 101709 | v1:6     | ethernet1 | 1234::2 | 311372     |         | 0     |
 | 101710 | v1:6     | ethernet1 | 1234::2 | 311373     |         | 0     |
 | 101711 | v1:6     | ethernet1 | 1234::2 | 311374     |         | 0     |
 | 101712 | null     | null      | null    | unlabelled |         | 0     |
 | 101713 | null     | null      | null    | unlabelled |         | 0     |
 | 101714 | null     | null      | null    | unlabelled |         | 0     |
 | 101715 | null     | null      | null    | unlabelled |         | 0     |
 | 101716 | null     | null      | null    | unlabelled |         | 0     |
 | 159271 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 224690 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 227788 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 242911 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 291978 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 298482 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 834116 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 943539 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 993856 | null     | null      | null    | unlabelled |         | 0     |
 | 993857 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 993858 | v1:4     | ethernet1 | 1.1.1.2 | 812811     |         | 0     |
 | 993859 | v1:4     | ethernet1 | 1.1.1.2 | 812812     |         | 0     |
 | 993860 | v1:4     | ethernet1 | 1.1.1.2 | 812813     |         | 0     |
 | 993861 | null     | null      | null    | unlabelled |         | 0     |
 | 993862 | null     | null      | null    | unlabelled |         | 0     |
 | 993863 | null     | null      | null    | unlabelled |         | 0     |
 | 993864 | null     | null      | null    | unlabelled |         | 0     |
 | 993865 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 26489   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 59213   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 70481   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 206126  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 302274  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 311370  | null     | null      | null    | unlabelled |         | 0     |
 | 311371  | v1:6     | ethernet1 | 1234::1 | 101708     |         | 1280  |
 | 311372  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 311373  | v1:6     | ethernet2 | 1235::3 | 509552     |         | 640   |
 | 311374  | v1:6     | ethernet2 | 1235::3 | 509553     |         | 640   |
 | 311375  | null     | null      | null    | unlabelled |         | 0     |
 | 311376  | null     | null      | null    | unlabelled |         | 0     |
 | 311377  | null     | null      | null    | unlabelled |         | 0     |
 | 311378  | null     | null      | null    | unlabelled |         | 0     |
 | 311379  | null     | null      | null    | unlabelled |         | 0     |
 | 331555  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 359846  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 499707  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 511931  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 590534  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 771131  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 812809  | null     | null      | null    | unlabelled |         | 0     |
 | 812810  | v1:4     | ethernet1 | 1.1.1.1 | 993857     |         | 1280  |
 | 812811  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 812812  | v1:4     | ethernet2 | 1.1.2.3 | 64474      |         | 640   |
 | 812813  | v1:4     | ethernet2 | 1.1.2.3 | 64475      |         | 640   |
 | 812814  | null     | null      | null    | unlabelled |         | 0     |
 | 812815  | null     | null      | null    | unlabelled |         | 0     |
 | 812816  | null     | null      | null    | unlabelled |         | 0     |
 | 812817  | null     | null      | null    | unlabelled |         | 0     |
 | 812818  | null     | null      | null    | unlabelled |         | 0     |
 | 1002431 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64471  | null     | null      | null    | unlabelled |         | 0     |
 | 64472  | v1:4     | ethernet1 | 1.1.2.2 | 812810     |         | 640   |
 | 64473  | v1:4     | ethernet1 | 1.1.2.2 | 812811     |         | 640   |
 | 64474  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 64475  | v1:4     | ethernet2 | 1.1.3.4 | 855991     |         | 1280  |
 | 64476  | null     | null      | null    | unlabelled |         | 0     |
 | 64477  | null     | null      | null    | unlabelled |         | 0     |
 | 64478  | null     | null      | null    | unlabelled |         | 0     |
 | 64479  | null     | null      | null    | unlabelled |         | 0     |
 | 64480  | null     | null      | null    | unlabelled |         | 0     |
 | 91206  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 140465 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 163655 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 341696 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 424822 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 500544 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 509549 | null     | null      | null    | unlabelled |         | 0     |
 | 509550 | v1:6     | ethernet1 | 1235::2 | 311371     |         | 640   |
 | 509551 | v1:6     | ethernet1 | 1235::2 | 311372     |         | 640   |
 | 509552 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 509553 | v1:6     | ethernet2 | 1236::4 | 48188      |         | 1280  |
 | 509554 | null     | null      | null    | unlabelled |         | 0     |
 | 509555 | null     | null      | null    | unlabelled |         | 0     |
 | 509556 | null     | null      | null    | unlabelled |         | 0     |
 | 509557 | null     | null      | null    | unlabelled |         | 0     |
 | 509558 | null     | null      | null    | unlabelled |         | 0     |
 | 513181 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 623073 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 665202 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 688370 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 688665 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 722046 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 26431   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 48184   | null     | null      | null    | unlabelled |         | 0     |
 | 48185   | v1:6     | ethernet1 | 1236::3 | 509550     |         | 0     |
 | 48186   | v1:6     | ethernet1 | 1236::3 | 509551     |         | 0     |
 | 48187   | v1:6     | ethernet1 | 1236::3 | 509552     |         | 0     |
 | 48188   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 48189   | null     | null      | null    | unlabelled |         | 0     |
 | 48190   | null     | null      | null    | unlabelled |         | 0     |
 | 48191   | null     | null      | null    | unlabelled |         | 0     |
 | 48192   | null     | null      | null    | unlabelled |         | 0     |
 | 48193   | null     | null      | null    | unlabelled |         | 0     |
 | 89352   | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 139815  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 155211  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 218406  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 497210  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 616210  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 855987  | null     | null      | null    | unlabelled |         | 0     |
 | 855988  | v1:4     | ethernet1 | 1.1.3.3 | 64472      |         | 0     |
 | 855989  | v1:4     | ethernet1 | 1.1.3.3 | 64473      |         | 0     |
 | 855990  | v1:4     | ethernet1 | 1.1.3.3 | 64474      |         | 0     |
 | 855991  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 855992  | null     | null      | null    | unlabelled |         | 0     |
 | 855993  | null     | null      | null    | unlabelled |         | 0     |
 | 855994  | null     | null      | null    | unlabelled |         | 0     |
 | 855995  | null     | null      | null    | unlabelled |         | 0     |
 | 855996  | null     | null      | null    | unlabelled |         | 0     |
 | 968363  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 993747  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1034567 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#