here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 41891   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 48554   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 354027  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 677716  | null     | null      | null    | unlabelled |         | 0     |
 | 677717  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 677718  | v1:4     | ethernet1 | 1.1.1.2 | 162390     |         | 0     |
 | 677719  | v1:4     | ethernet1 | 1.1.1.2 | 162391     |         | 0     |
 | 677720  | v1:4     | ethernet1 | 1.1.1.2 | 162392     |         | 0     |
 | 677721  | null     | null      | null    | unlabelled |         | 0     |
 | 677722  | null     | null      | null    | unlabelled |         | 0     |
 | 677723  | null     | null      | null    | unlabelled |         | 0     |
 | 677724  | null     | null      | null    | unlabelled |         | 0     |
 | 677725  | null     | null      | null    | unlabelled |         | 0     |
 | 744782  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 773885  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 806398  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 873859  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 969959  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 994705  | null     | null      | null    | unlabelled |         | 0     |
 | 994706  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 994707  | v1:6     | ethernet1 | 1234::2 | 917422     |         | 0     |
 | 994708  | v1:6     | ethernet1 | 1234::2 | 917423     |         | 0     |
 | 994709  | v1:6     | ethernet1 | 1234::2 | 917424     |         | 0     |
 | 994710  | null     | null      | null    | unlabelled |         | 0     |
 | 994711  | null     | null      | null    | unlabelled |         | 0     |
 | 994712  | null     | null      | null    | unlabelled |         | 0     |
 | 994713  | null     | null      | null    | unlabelled |         | 0     |
 | 994714  | null     | null      | null    | unlabelled |         | 0     |
 | 1004576 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1007975 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19959  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 162019 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 162388 | null     | null      | null    | unlabelled |         | 0     |
 | 162389 | v1:4     | ethernet1 | 1.1.1.1 | 677717     |         | 1280  |
 | 162390 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 162391 | v1:4     | ethernet2 | 1.1.2.3 | 807709     |         | 640   |
 | 162392 | v1:4     | ethernet2 | 1.1.2.3 | 807710     |         | 640   |
 | 162393 | null     | null      | null    | unlabelled |         | 0     |
 | 162394 | null     | null      | null    | unlabelled |         | 0     |
 | 162395 | null     | null      | null    | unlabelled |         | 0     |
 | 162396 | null     | null      | null    | unlabelled |         | 0     |
 | 162397 | null     | null      | null    | unlabelled |         | 0     |
 | 189286 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 280195 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 335524 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 357434 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 393768 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 622238 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 642193 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 706241 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 814740 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 871611 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 917420 | null     | null      | null    | unlabelled |         | 0     |
 | 917421 | v1:6     | ethernet1 | 1234::1 | 994706     |         | 1280  |
 | 917422 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 917423 | v1:6     | ethernet2 | 1235::3 | 573137     |         | 640   |
 | 917424 | v1:6     | ethernet2 | 1235::3 | 573138     |         | 640   |
 | 917425 | null     | null      | null    | unlabelled |         | 0     |
 | 917426 | null     | null      | null    | unlabelled |         | 0     |
 | 917427 | null     | null      | null    | unlabelled |         | 0     |
 | 917428 | null     | null      | null    | unlabelled |         | 0     |
 | 917429 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 161860 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 317660 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 326260 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 510717 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 573134 | null     | null      | null    | unlabelled |         | 0     |
 | 573135 | v1:6     | ethernet1 | 1235::2 | 917421     |         | 640   |
 | 573136 | v1:6     | ethernet1 | 1235::2 | 917422     |         | 640   |
 | 573137 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 573138 | v1:6     | ethernet2 | 1236::4 | 366896     |         | 1280  |
 | 573139 | null     | null      | null    | unlabelled |         | 0     |
 | 573140 | null     | null      | null    | unlabelled |         | 0     |
 | 573141 | null     | null      | null    | unlabelled |         | 0     |
 | 573142 | null     | null      | null    | unlabelled |         | 0     |
 | 573143 | null     | null      | null    | unlabelled |         | 0     |
 | 659953 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 695203 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 706199 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 726545 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 766046 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 793480 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 807706 | null     | null      | null    | unlabelled |         | 0     |
 | 807707 | v1:4     | ethernet1 | 1.1.2.2 | 162389     |         | 640   |
 | 807708 | v1:4     | ethernet1 | 1.1.2.2 | 162390     |         | 640   |
 | 807709 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 807710 | v1:4     | ethernet2 | 1.1.3.4 | 453684     |         | 1280  |
 | 807711 | null     | null      | null    | unlabelled |         | 0     |
 | 807712 | null     | null      | null    | unlabelled |         | 0     |
 | 807713 | null     | null      | null    | unlabelled |         | 0     |
 | 807714 | null     | null      | null    | unlabelled |         | 0     |
 | 807715 | null     | null      | null    | unlabelled |         | 0     |
 | 815837 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 992707 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18301  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 36533  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 41674  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 118576 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 135262 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 248120 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 280171 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 366892 | null     | null      | null    | unlabelled |         | 0     |
 | 366893 | v1:6     | ethernet1 | 1236::3 | 573135     |         | 0     |
 | 366894 | v1:6     | ethernet1 | 1236::3 | 573136     |         | 0     |
 | 366895 | v1:6     | ethernet1 | 1236::3 | 573137     |         | 0     |
 | 366896 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 366897 | null     | null      | null    | unlabelled |         | 0     |
 | 366898 | null     | null      | null    | unlabelled |         | 0     |
 | 366899 | null     | null      | null    | unlabelled |         | 0     |
 | 366900 | null     | null      | null    | unlabelled |         | 0     |
 | 366901 | null     | null      | null    | unlabelled |         | 0     |
 | 453680 | null     | null      | null    | unlabelled |         | 0     |
 | 453681 | v1:4     | ethernet1 | 1.1.3.3 | 807707     |         | 0     |
 | 453682 | v1:4     | ethernet1 | 1.1.3.3 | 807708     |         | 0     |
 | 453683 | v1:4     | ethernet1 | 1.1.3.3 | 807709     |         | 0     |
 | 453684 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 453685 | null     | null      | null    | unlabelled |         | 0     |
 | 453686 | null     | null      | null    | unlabelled |         | 0     |
 | 453687 | null     | null      | null    | unlabelled |         | 0     |
 | 453688 | null     | null      | null    | unlabelled |         | 0     |
 | 453689 | null     | null      | null    | unlabelled |         | 0     |
 | 593651 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 648402 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 690916 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#