here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 122067  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194367  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 269577  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 458184  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 460037  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 492111  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 534992  | null     | null      | null    | unlabelled |         | 0     |
 | 534993  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 534994  | v1:4     | ethernet1 | 1.1.1.2 | 573819     |         | 0     |
 | 534995  | v1:4     | ethernet1 | 1.1.1.2 | 573820     |         | 0     |
 | 534996  | v1:4     | ethernet1 | 1.1.1.2 | 573821     |         | 0     |
 | 534997  | null     | null      | null    | unlabelled |         | 0     |
 | 534998  | null     | null      | null    | unlabelled |         | 0     |
 | 534999  | null     | null      | null    | unlabelled |         | 0     |
 | 535000  | null     | null      | null    | unlabelled |         | 0     |
 | 535001  | null     | null      | null    | unlabelled |         | 0     |
 | 658378  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 757964  | null     | null      | null    | unlabelled |         | 0     |
 | 757965  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 757966  | v1:6     | ethernet1 | 1234::2 | 840528     |         | 0     |
 | 757967  | v1:6     | ethernet1 | 1234::2 | 840529     |         | 0     |
 | 757968  | v1:6     | ethernet1 | 1234::2 | 840530     |         | 0     |
 | 757969  | null     | null      | null    | unlabelled |         | 0     |
 | 757970  | null     | null      | null    | unlabelled |         | 0     |
 | 757971  | null     | null      | null    | unlabelled |         | 0     |
 | 757972  | null     | null      | null    | unlabelled |         | 0     |
 | 757973  | null     | null      | null    | unlabelled |         | 0     |
 | 808158  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 945931  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1035422 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4865   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 209262 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 353049 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 378039 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 401765 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 454554 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 573817 | null     | null      | null    | unlabelled |         | 0     |
 | 573818 | v1:4     | ethernet1 | 1.1.1.1 | 534993     |         | 1280  |
 | 573819 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 573820 | v1:4     | ethernet2 | 1.1.2.3 | 571596     |         | 640   |
 | 573821 | v1:4     | ethernet2 | 1.1.2.3 | 571597     |         | 640   |
 | 573822 | null     | null      | null    | unlabelled |         | 0     |
 | 573823 | null     | null      | null    | unlabelled |         | 0     |
 | 573824 | null     | null      | null    | unlabelled |         | 0     |
 | 573825 | null     | null      | null    | unlabelled |         | 0     |
 | 573826 | null     | null      | null    | unlabelled |         | 0     |
 | 612027 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 840526 | null     | null      | null    | unlabelled |         | 0     |
 | 840527 | v1:6     | ethernet1 | 1234::1 | 757965     |         | 1280  |
 | 840528 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 840529 | v1:6     | ethernet2 | 1235::3 | 220417     |         | 640   |
 | 840530 | v1:6     | ethernet2 | 1235::3 | 220418     |         | 640   |
 | 840531 | null     | null      | null    | unlabelled |         | 0     |
 | 840532 | null     | null      | null    | unlabelled |         | 0     |
 | 840533 | null     | null      | null    | unlabelled |         | 0     |
 | 840534 | null     | null      | null    | unlabelled |         | 0     |
 | 840535 | null     | null      | null    | unlabelled |         | 0     |
 | 862682 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 911418 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 946071 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 954851 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 999115 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 40937  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 42648  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 88138  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147431 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 220414 | null     | null      | null    | unlabelled |         | 0     |
 | 220415 | v1:6     | ethernet1 | 1235::2 | 840527     |         | 640   |
 | 220416 | v1:6     | ethernet1 | 1235::2 | 840528     |         | 640   |
 | 220417 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 220418 | v1:6     | ethernet2 | 1236::4 | 1041526    |         | 1280  |
 | 220419 | null     | null      | null    | unlabelled |         | 0     |
 | 220420 | null     | null      | null    | unlabelled |         | 0     |
 | 220421 | null     | null      | null    | unlabelled |         | 0     |
 | 220422 | null     | null      | null    | unlabelled |         | 0     |
 | 220423 | null     | null      | null    | unlabelled |         | 0     |
 | 353142 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 412927 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 483243 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 571593 | null     | null      | null    | unlabelled |         | 0     |
 | 571594 | v1:4     | ethernet1 | 1.1.2.2 | 573818     |         | 640   |
 | 571595 | v1:4     | ethernet1 | 1.1.2.2 | 573819     |         | 640   |
 | 571596 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 571597 | v1:4     | ethernet2 | 1.1.3.4 | 678192     |         | 1280  |
 | 571598 | null     | null      | null    | unlabelled |         | 0     |
 | 571599 | null     | null      | null    | unlabelled |         | 0     |
 | 571600 | null     | null      | null    | unlabelled |         | 0     |
 | 571601 | null     | null      | null    | unlabelled |         | 0     |
 | 571602 | null     | null      | null    | unlabelled |         | 0     |
 | 608242 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 765314 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 803845 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 931108 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 950171 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 73787   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 137356  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 224113  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 314262  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 454212  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 576918  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 678188  | null     | null      | null    | unlabelled |         | 0     |
 | 678189  | v1:4     | ethernet1 | 1.1.3.3 | 571594     |         | 0     |
 | 678190  | v1:4     | ethernet1 | 1.1.3.3 | 571595     |         | 0     |
 | 678191  | v1:4     | ethernet1 | 1.1.3.3 | 571596     |         | 0     |
 | 678192  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 678193  | null     | null      | null    | unlabelled |         | 0     |
 | 678194  | null     | null      | null    | unlabelled |         | 0     |
 | 678195  | null     | null      | null    | unlabelled |         | 0     |
 | 678196  | null     | null      | null    | unlabelled |         | 0     |
 | 678197  | null     | null      | null    | unlabelled |         | 0     |
 | 761055  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 766486  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 945137  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 987115  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1041522 | null     | null      | null    | unlabelled |         | 0     |
 | 1041523 | v1:6     | ethernet1 | 1236::3 | 220415     |         | 0     |
 | 1041524 | v1:6     | ethernet1 | 1236::3 | 220416     |         | 0     |
 | 1041525 | v1:6     | ethernet1 | 1236::3 | 220417     |         | 0     |
 | 1041526 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1041527 | null     | null      | null    | unlabelled |         | 0     |
 | 1041528 | null     | null      | null    | unlabelled |         | 0     |
 | 1041529 | null     | null      | null    | unlabelled |         | 0     |
 | 1041530 | null     | null      | null    | unlabelled |         | 0     |
 | 1041531 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#