here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 53002  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 79905  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 295878 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 353571 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 387255 | null     | null      | null    | unlabelled |         | 0     |
 | 387256 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 387257 | v1:4     | ethernet1 | 1.1.1.2 | 249846     |         | 0     |
 | 387258 | v1:4     | ethernet1 | 1.1.1.2 | 249847     |         | 0     |
 | 387259 | v1:4     | ethernet1 | 1.1.1.2 | 249848     |         | 0     |
 | 387260 | null     | null      | null    | unlabelled |         | 0     |
 | 387261 | null     | null      | null    | unlabelled |         | 0     |
 | 387262 | null     | null      | null    | unlabelled |         | 0     |
 | 387263 | null     | null      | null    | unlabelled |         | 0     |
 | 387264 | null     | null      | null    | unlabelled |         | 0     |
 | 427179 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 493500 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 588530 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 595699 | null     | null      | null    | unlabelled |         | 0     |
 | 595700 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 595701 | v1:6     | ethernet1 | 1234::2 | 916435     |         | 0     |
 | 595702 | v1:6     | ethernet1 | 1234::2 | 916436     |         | 0     |
 | 595703 | v1:6     | ethernet1 | 1234::2 | 916437     |         | 0     |
 | 595704 | null     | null      | null    | unlabelled |         | 0     |
 | 595705 | null     | null      | null    | unlabelled |         | 0     |
 | 595706 | null     | null      | null    | unlabelled |         | 0     |
 | 595707 | null     | null      | null    | unlabelled |         | 0     |
 | 595708 | null     | null      | null    | unlabelled |         | 0     |
 | 904099 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 937231 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 940948 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32770  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 134098 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 169120 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 249844 | null     | null      | null    | unlabelled |         | 0     |
 | 249845 | v1:4     | ethernet1 | 1.1.1.1 | 387256     |         | 1280  |
 | 249846 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 249847 | v1:4     | ethernet2 | 1.1.2.3 | 816133     |         | 640   |
 | 249848 | v1:4     | ethernet2 | 1.1.2.3 | 816134     |         | 640   |
 | 249849 | null     | null      | null    | unlabelled |         | 0     |
 | 249850 | null     | null      | null    | unlabelled |         | 0     |
 | 249851 | null     | null      | null    | unlabelled |         | 0     |
 | 249852 | null     | null      | null    | unlabelled |         | 0     |
 | 249853 | null     | null      | null    | unlabelled |         | 0     |
 | 324304 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 378057 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405081 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 504122 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 757765 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 763605 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 780060 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 895784 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 916433 | null     | null      | null    | unlabelled |         | 0     |
 | 916434 | v1:6     | ethernet1 | 1234::1 | 595700     |         | 1280  |
 | 916435 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 916436 | v1:6     | ethernet2 | 1235::3 | 605270     |         | 640   |
 | 916437 | v1:6     | ethernet2 | 1235::3 | 605271     |         | 640   |
 | 916438 | null     | null      | null    | unlabelled |         | 0     |
 | 916439 | null     | null      | null    | unlabelled |         | 0     |
 | 916440 | null     | null      | null    | unlabelled |         | 0     |
 | 916441 | null     | null      | null    | unlabelled |         | 0     |
 | 916442 | null     | null      | null    | unlabelled |         | 0     |
 | 928098 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 62763   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 158632  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 243942  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 320612  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 605267  | null     | null      | null    | unlabelled |         | 0     |
 | 605268  | v1:6     | ethernet1 | 1235::2 | 916434     |         | 640   |
 | 605269  | v1:6     | ethernet1 | 1235::2 | 916435     |         | 640   |
 | 605270  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 605271  | v1:6     | ethernet2 | 1236::4 | 453918     |         | 1280  |
 | 605272  | null     | null      | null    | unlabelled |         | 0     |
 | 605273  | null     | null      | null    | unlabelled |         | 0     |
 | 605274  | null     | null      | null    | unlabelled |         | 0     |
 | 605275  | null     | null      | null    | unlabelled |         | 0     |
 | 605276  | null     | null      | null    | unlabelled |         | 0     |
 | 693859  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 696689  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 737513  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 816130  | null     | null      | null    | unlabelled |         | 0     |
 | 816131  | v1:4     | ethernet1 | 1.1.2.2 | 249845     |         | 640   |
 | 816132  | v1:4     | ethernet1 | 1.1.2.2 | 249846     |         | 640   |
 | 816133  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 816134  | v1:4     | ethernet2 | 1.1.3.4 | 643284     |         | 1280  |
 | 816135  | null     | null      | null    | unlabelled |         | 0     |
 | 816136  | null     | null      | null    | unlabelled |         | 0     |
 | 816137  | null     | null      | null    | unlabelled |         | 0     |
 | 816138  | null     | null      | null    | unlabelled |         | 0     |
 | 816139  | null     | null      | null    | unlabelled |         | 0     |
 | 830676  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 847367  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 854765  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 989192  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1027882 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 65481  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 74073  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 318418 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 438149 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 453914 | null     | null      | null    | unlabelled |         | 0     |
 | 453915 | v1:6     | ethernet1 | 1236::3 | 605268     |         | 0     |
 | 453916 | v1:6     | ethernet1 | 1236::3 | 605269     |         | 0     |
 | 453917 | v1:6     | ethernet1 | 1236::3 | 605270     |         | 0     |
 | 453918 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 453919 | null     | null      | null    | unlabelled |         | 0     |
 | 453920 | null     | null      | null    | unlabelled |         | 0     |
 | 453921 | null     | null      | null    | unlabelled |         | 0     |
 | 453922 | null     | null      | null    | unlabelled |         | 0     |
 | 453923 | null     | null      | null    | unlabelled |         | 0     |
 | 531037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 566076 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 581963 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 643280 | null     | null      | null    | unlabelled |         | 0     |
 | 643281 | v1:4     | ethernet1 | 1.1.3.3 | 816131     |         | 0     |
 | 643282 | v1:4     | ethernet1 | 1.1.3.3 | 816132     |         | 0     |
 | 643283 | v1:4     | ethernet1 | 1.1.3.3 | 816133     |         | 0     |
 | 643284 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 643285 | null     | null      | null    | unlabelled |         | 0     |
 | 643286 | null     | null      | null    | unlabelled |         | 0     |
 | 643287 | null     | null      | null    | unlabelled |         | 0     |
 | 643288 | null     | null      | null    | unlabelled |         | 0     |
 | 643289 | null     | null      | null    | unlabelled |         | 0     |
 | 765618 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 789518 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 922776 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#