here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 42389  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 231384 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 416622 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 504817 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 553822 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 623338 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 718605 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 862302 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 872151 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 891376 | null     | null      | null    | unlabelled |         | 0     |
 | 891377 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 891378 | v1:6     | ethernet1 | 1234::2 | 41940      |         | 0     |
 | 891379 | v1:6     | ethernet1 | 1234::2 | 41941      |         | 0     |
 | 891380 | v1:6     | ethernet1 | 1234::2 | 41942      |         | 0     |
 | 891381 | null     | null      | null    | unlabelled |         | 0     |
 | 891382 | null     | null      | null    | unlabelled |         | 0     |
 | 891383 | null     | null      | null    | unlabelled |         | 0     |
 | 891384 | null     | null      | null    | unlabelled |         | 0     |
 | 891385 | null     | null      | null    | unlabelled |         | 0     |
 | 964508 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 977425 | null     | null      | null    | unlabelled |         | 0     |
 | 977426 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 977427 | v1:4     | ethernet1 | 1.1.1.2 | 419930     |         | 0     |
 | 977428 | v1:4     | ethernet1 | 1.1.1.2 | 419931     |         | 0     |
 | 977429 | v1:4     | ethernet1 | 1.1.1.2 | 419932     |         | 0     |
 | 977430 | null     | null      | null    | unlabelled |         | 0     |
 | 977431 | null     | null      | null    | unlabelled |         | 0     |
 | 977432 | null     | null      | null    | unlabelled |         | 0     |
 | 977433 | null     | null      | null    | unlabelled |         | 0     |
 | 977434 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 41938  | null     | null      | null    | unlabelled |         | 0     |
 | 41939  | v1:6     | ethernet1 | 1234::1 | 891377     |         | 1280  |
 | 41940  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 41941  | v1:6     | ethernet2 | 1235::3 | 894645     |         | 640   |
 | 41942  | v1:6     | ethernet2 | 1235::3 | 894646     |         | 640   |
 | 41943  | null     | null      | null    | unlabelled |         | 0     |
 | 41944  | null     | null      | null    | unlabelled |         | 0     |
 | 41945  | null     | null      | null    | unlabelled |         | 0     |
 | 41946  | null     | null      | null    | unlabelled |         | 0     |
 | 41947  | null     | null      | null    | unlabelled |         | 0     |
 | 138878 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 258312 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 404130 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 419928 | null     | null      | null    | unlabelled |         | 0     |
 | 419929 | v1:4     | ethernet1 | 1.1.1.1 | 977426     |         | 1280  |
 | 419930 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 419931 | v1:4     | ethernet2 | 1.1.2.3 | 813260     |         | 640   |
 | 419932 | v1:4     | ethernet2 | 1.1.2.3 | 813261     |         | 640   |
 | 419933 | null     | null      | null    | unlabelled |         | 0     |
 | 419934 | null     | null      | null    | unlabelled |         | 0     |
 | 419935 | null     | null      | null    | unlabelled |         | 0     |
 | 419936 | null     | null      | null    | unlabelled |         | 0     |
 | 419937 | null     | null      | null    | unlabelled |         | 0     |
 | 505233 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 567366 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 575110 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 618617 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 693744 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 926239 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 965968 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 987641 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 998372 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 48583  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 78910  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 165187 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 185593 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 187207 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 297131 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 385359 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 535119 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 612437 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 813257 | null     | null      | null    | unlabelled |         | 0     |
 | 813258 | v1:4     | ethernet1 | 1.1.2.2 | 419929     |         | 640   |
 | 813259 | v1:4     | ethernet1 | 1.1.2.2 | 419930     |         | 640   |
 | 813260 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 813261 | v1:4     | ethernet2 | 1.1.3.4 | 21967      |         | 1280  |
 | 813262 | null     | null      | null    | unlabelled |         | 0     |
 | 813263 | null     | null      | null    | unlabelled |         | 0     |
 | 813264 | null     | null      | null    | unlabelled |         | 0     |
 | 813265 | null     | null      | null    | unlabelled |         | 0     |
 | 813266 | null     | null      | null    | unlabelled |         | 0     |
 | 827680 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 894642 | null     | null      | null    | unlabelled |         | 0     |
 | 894643 | v1:6     | ethernet1 | 1235::2 | 41939      |         | 640   |
 | 894644 | v1:6     | ethernet1 | 1235::2 | 41940      |         | 640   |
 | 894645 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 894646 | v1:6     | ethernet2 | 1236::4 | 364206     |         | 1280  |
 | 894647 | null     | null      | null    | unlabelled |         | 0     |
 | 894648 | null     | null      | null    | unlabelled |         | 0     |
 | 894649 | null     | null      | null    | unlabelled |         | 0     |
 | 894650 | null     | null      | null    | unlabelled |         | 0     |
 | 894651 | null     | null      | null    | unlabelled |         | 0     |
 | 954161 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 996725 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21963  | null     | null      | null    | unlabelled |         | 0     |
 | 21964  | v1:4     | ethernet1 | 1.1.3.3 | 813258     |         | 0     |
 | 21965  | v1:4     | ethernet1 | 1.1.3.3 | 813259     |         | 0     |
 | 21966  | v1:4     | ethernet1 | 1.1.3.3 | 813260     |         | 0     |
 | 21967  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 21968  | null     | null      | null    | unlabelled |         | 0     |
 | 21969  | null     | null      | null    | unlabelled |         | 0     |
 | 21970  | null     | null      | null    | unlabelled |         | 0     |
 | 21971  | null     | null      | null    | unlabelled |         | 0     |
 | 21972  | null     | null      | null    | unlabelled |         | 0     |
 | 28883  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 60765  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 114902 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 293111 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 364202 | null     | null      | null    | unlabelled |         | 0     |
 | 364203 | v1:6     | ethernet1 | 1236::3 | 894643     |         | 0     |
 | 364204 | v1:6     | ethernet1 | 1236::3 | 894644     |         | 0     |
 | 364205 | v1:6     | ethernet1 | 1236::3 | 894645     |         | 0     |
 | 364206 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 364207 | null     | null      | null    | unlabelled |         | 0     |
 | 364208 | null     | null      | null    | unlabelled |         | 0     |
 | 364209 | null     | null      | null    | unlabelled |         | 0     |
 | 364210 | null     | null      | null    | unlabelled |         | 0     |
 | 364211 | null     | null      | null    | unlabelled |         | 0     |
 | 407806 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 495204 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 615856 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 638024 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 757165 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 971443 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#