here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 194666 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 207497 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 303190 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 309090 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 322146 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 334418 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 366019 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 369962 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 467150 | null     | null      | null    | unlabelled |         | 0     |
 | 467151 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 467152 | v1:6     | ethernet1 | 1234::2 | 364280     |         | 0     |
 | 467153 | v1:6     | ethernet1 | 1234::2 | 364281     |         | 0     |
 | 467154 | v1:6     | ethernet1 | 1234::2 | 364282     |         | 0     |
 | 467155 | null     | null      | null    | unlabelled |         | 0     |
 | 467156 | null     | null      | null    | unlabelled |         | 0     |
 | 467157 | null     | null      | null    | unlabelled |         | 0     |
 | 467158 | null     | null      | null    | unlabelled |         | 0     |
 | 467159 | null     | null      | null    | unlabelled |         | 0     |
 | 494131 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 510870 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 637766 | null     | null      | null    | unlabelled |         | 0     |
 | 637767 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 637768 | v1:4     | ethernet1 | 1.1.1.2 | 132379     |         | 0     |
 | 637769 | v1:4     | ethernet1 | 1.1.1.2 | 132380     |         | 0     |
 | 637770 | v1:4     | ethernet1 | 1.1.1.2 | 132381     |         | 0     |
 | 637771 | null     | null      | null    | unlabelled |         | 0     |
 | 637772 | null     | null      | null    | unlabelled |         | 0     |
 | 637773 | null     | null      | null    | unlabelled |         | 0     |
 | 637774 | null     | null      | null    | unlabelled |         | 0     |
 | 637775 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 93806  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 120510 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 132377 | null     | null      | null    | unlabelled |         | 0     |
 | 132378 | v1:4     | ethernet1 | 1.1.1.1 | 637767     |         | 1280  |
 | 132379 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 132380 | v1:4     | ethernet2 | 1.1.2.3 | 417972     |         | 640   |
 | 132381 | v1:4     | ethernet2 | 1.1.2.3 | 417973     |         | 640   |
 | 132382 | null     | null      | null    | unlabelled |         | 0     |
 | 132383 | null     | null      | null    | unlabelled |         | 0     |
 | 132384 | null     | null      | null    | unlabelled |         | 0     |
 | 132385 | null     | null      | null    | unlabelled |         | 0     |
 | 132386 | null     | null      | null    | unlabelled |         | 0     |
 | 173130 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 264869 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 287188 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 333733 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 351193 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 364278 | null     | null      | null    | unlabelled |         | 0     |
 | 364279 | v1:6     | ethernet1 | 1234::1 | 467151     |         | 1280  |
 | 364280 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 364281 | v1:6     | ethernet2 | 1235::3 | 596372     |         | 640   |
 | 364282 | v1:6     | ethernet2 | 1235::3 | 596373     |         | 640   |
 | 364283 | null     | null      | null    | unlabelled |         | 0     |
 | 364284 | null     | null      | null    | unlabelled |         | 0     |
 | 364285 | null     | null      | null    | unlabelled |         | 0     |
 | 364286 | null     | null      | null    | unlabelled |         | 0     |
 | 364287 | null     | null      | null    | unlabelled |         | 0     |
 | 431760 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 511154 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 752057 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 941138 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 974280 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 58592  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 89580  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 143846 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 200558 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 271065 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 415201 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 417969 | null     | null      | null    | unlabelled |         | 0     |
 | 417970 | v1:4     | ethernet1 | 1.1.2.2 | 132378     |         | 640   |
 | 417971 | v1:4     | ethernet1 | 1.1.2.2 | 132379     |         | 640   |
 | 417972 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 417973 | v1:4     | ethernet2 | 1.1.3.4 | 7261       |         | 1280  |
 | 417974 | null     | null      | null    | unlabelled |         | 0     |
 | 417975 | null     | null      | null    | unlabelled |         | 0     |
 | 417976 | null     | null      | null    | unlabelled |         | 0     |
 | 417977 | null     | null      | null    | unlabelled |         | 0     |
 | 417978 | null     | null      | null    | unlabelled |         | 0     |
 | 596369 | null     | null      | null    | unlabelled |         | 0     |
 | 596370 | v1:6     | ethernet1 | 1235::2 | 364279     |         | 640   |
 | 596371 | v1:6     | ethernet1 | 1235::2 | 364280     |         | 640   |
 | 596372 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 596373 | v1:6     | ethernet2 | 1236::4 | 439811     |         | 1280  |
 | 596374 | null     | null      | null    | unlabelled |         | 0     |
 | 596375 | null     | null      | null    | unlabelled |         | 0     |
 | 596376 | null     | null      | null    | unlabelled |         | 0     |
 | 596377 | null     | null      | null    | unlabelled |         | 0     |
 | 596378 | null     | null      | null    | unlabelled |         | 0     |
 | 704200 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 785793 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 816078 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 823839 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824285 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 830886 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 1238    | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 7257    | null     | null      | null    | unlabelled |         | 0     |
 | 7258    | v1:4     | ethernet1 | 1.1.3.3 | 417970     |         | 0     |
 | 7259    | v1:4     | ethernet1 | 1.1.3.3 | 417971     |         | 0     |
 | 7260    | v1:4     | ethernet1 | 1.1.3.3 | 417972     |         | 0     |
 | 7261    | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 7262    | null     | null      | null    | unlabelled |         | 0     |
 | 7263    | null     | null      | null    | unlabelled |         | 0     |
 | 7264    | null     | null      | null    | unlabelled |         | 0     |
 | 7265    | null     | null      | null    | unlabelled |         | 0     |
 | 7266    | null     | null      | null    | unlabelled |         | 0     |
 | 367269  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 407603  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 439807  | null     | null      | null    | unlabelled |         | 0     |
 | 439808  | v1:6     | ethernet1 | 1236::3 | 596370     |         | 0     |
 | 439809  | v1:6     | ethernet1 | 1236::3 | 596371     |         | 0     |
 | 439810  | v1:6     | ethernet1 | 1236::3 | 596372     |         | 0     |
 | 439811  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 439812  | null     | null      | null    | unlabelled |         | 0     |
 | 439813  | null     | null      | null    | unlabelled |         | 0     |
 | 439814  | null     | null      | null    | unlabelled |         | 0     |
 | 439815  | null     | null      | null    | unlabelled |         | 0     |
 | 439816  | null     | null      | null    | unlabelled |         | 0     |
 | 440171  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 516531  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 701691  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 765329  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 905354  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 907585  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1009183 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#