here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20362  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 273725 | null     | null      | null    | unlabelled |         | 0     |
 | 273726 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 273727 | v1:4     | ethernet1 | 1.1.1.2 | 83704      |         | 0     |
 | 273728 | v1:4     | ethernet1 | 1.1.1.2 | 83705      |         | 0     |
 | 273729 | v1:4     | ethernet1 | 1.1.1.2 | 83706      |         | 0     |
 | 273730 | null     | null      | null    | unlabelled |         | 0     |
 | 273731 | null     | null      | null    | unlabelled |         | 0     |
 | 273732 | null     | null      | null    | unlabelled |         | 0     |
 | 273733 | null     | null      | null    | unlabelled |         | 0     |
 | 273734 | null     | null      | null    | unlabelled |         | 0     |
 | 304400 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 373460 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 553552 | null     | null      | null    | unlabelled |         | 0     |
 | 553553 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 553554 | v1:6     | ethernet1 | 1234::2 | 314206     |         | 0     |
 | 553555 | v1:6     | ethernet1 | 1234::2 | 314207     |         | 0     |
 | 553556 | v1:6     | ethernet1 | 1234::2 | 314208     |         | 0     |
 | 553557 | null     | null      | null    | unlabelled |         | 0     |
 | 553558 | null     | null      | null    | unlabelled |         | 0     |
 | 553559 | null     | null      | null    | unlabelled |         | 0     |
 | 553560 | null     | null      | null    | unlabelled |         | 0     |
 | 553561 | null     | null      | null    | unlabelled |         | 0     |
 | 586143 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 775400 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 928008 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 83702  | null     | null      | null    | unlabelled |         | 0     |
 | 83703  | v1:4     | ethernet1 | 1.1.1.1 | 273726     |         | 1280  |
 | 83704  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 83705  | v1:4     | ethernet2 | 1.1.2.3 | 198541     |         | 640   |
 | 83706  | v1:4     | ethernet2 | 1.1.2.3 | 198542     |         | 640   |
 | 83707  | null     | null      | null    | unlabelled |         | 0     |
 | 83708  | null     | null      | null    | unlabelled |         | 0     |
 | 83709  | null     | null      | null    | unlabelled |         | 0     |
 | 83710  | null     | null      | null    | unlabelled |         | 0     |
 | 83711  | null     | null      | null    | unlabelled |         | 0     |
 | 205660 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 233164 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 253921 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 314204 | null     | null      | null    | unlabelled |         | 0     |
 | 314205 | v1:6     | ethernet1 | 1234::1 | 553553     |         | 1280  |
 | 314206 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 314207 | v1:6     | ethernet2 | 1235::3 | 247244     |         | 640   |
 | 314208 | v1:6     | ethernet2 | 1235::3 | 247245     |         | 640   |
 | 314209 | null     | null      | null    | unlabelled |         | 0     |
 | 314210 | null     | null      | null    | unlabelled |         | 0     |
 | 314211 | null     | null      | null    | unlabelled |         | 0     |
 | 314212 | null     | null      | null    | unlabelled |         | 0     |
 | 314213 | null     | null      | null    | unlabelled |         | 0     |
 | 499094 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 602725 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 632115 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 778498 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 873448 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 123899 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 124100 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 198538 | null     | null      | null    | unlabelled |         | 0     |
 | 198539 | v1:4     | ethernet1 | 1.1.2.2 | 83703      |         | 640   |
 | 198540 | v1:4     | ethernet1 | 1.1.2.2 | 83704      |         | 640   |
 | 198541 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 198542 | v1:4     | ethernet2 | 1.1.3.4 | 366816     |         | 1280  |
 | 198543 | null     | null      | null    | unlabelled |         | 0     |
 | 198544 | null     | null      | null    | unlabelled |         | 0     |
 | 198545 | null     | null      | null    | unlabelled |         | 0     |
 | 198546 | null     | null      | null    | unlabelled |         | 0     |
 | 198547 | null     | null      | null    | unlabelled |         | 0     |
 | 247241 | null     | null      | null    | unlabelled |         | 0     |
 | 247242 | v1:6     | ethernet1 | 1235::2 | 314205     |         | 640   |
 | 247243 | v1:6     | ethernet1 | 1235::2 | 314206     |         | 640   |
 | 247244 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 247245 | v1:6     | ethernet2 | 1236::4 | 299639     |         | 1280  |
 | 247246 | null     | null      | null    | unlabelled |         | 0     |
 | 247247 | null     | null      | null    | unlabelled |         | 0     |
 | 247248 | null     | null      | null    | unlabelled |         | 0     |
 | 247249 | null     | null      | null    | unlabelled |         | 0     |
 | 247250 | null     | null      | null    | unlabelled |         | 0     |
 | 292872 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 429063 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 483303 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 542772 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 595877 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 657376 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 299635  | null     | null      | null    | unlabelled |         | 0     |
 | 299636  | v1:6     | ethernet1 | 1236::3 | 247242     |         | 0     |
 | 299637  | v1:6     | ethernet1 | 1236::3 | 247243     |         | 0     |
 | 299638  | v1:6     | ethernet1 | 1236::3 | 247244     |         | 0     |
 | 299639  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 299640  | null     | null      | null    | unlabelled |         | 0     |
 | 299641  | null     | null      | null    | unlabelled |         | 0     |
 | 299642  | null     | null      | null    | unlabelled |         | 0     |
 | 299643  | null     | null      | null    | unlabelled |         | 0     |
 | 299644  | null     | null      | null    | unlabelled |         | 0     |
 | 366812  | null     | null      | null    | unlabelled |         | 0     |
 | 366813  | v1:4     | ethernet1 | 1.1.3.3 | 198539     |         | 0     |
 | 366814  | v1:4     | ethernet1 | 1.1.3.3 | 198540     |         | 0     |
 | 366815  | v1:4     | ethernet1 | 1.1.3.3 | 198541     |         | 0     |
 | 366816  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 366817  | null     | null      | null    | unlabelled |         | 0     |
 | 366818  | null     | null      | null    | unlabelled |         | 0     |
 | 366819  | null     | null      | null    | unlabelled |         | 0     |
 | 366820  | null     | null      | null    | unlabelled |         | 0     |
 | 366821  | null     | null      | null    | unlabelled |         | 0     |
 | 459115  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 464482  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 479993  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 528432  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 946542  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1010621 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#