here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 7992   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 108564 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 221355 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 401021 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 478209 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 516135 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 535460 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 677968 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 727415 | null     | null      | null    | unlabelled |         | 0     |
 | 727416 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 727417 | v1:4     | ethernet1 | 1.1.1.2 | 861805     |         | 0     |
 | 727418 | v1:4     | ethernet1 | 1.1.1.2 | 861806     |         | 0     |
 | 727419 | v1:4     | ethernet1 | 1.1.1.2 | 861807     |         | 0     |
 | 727420 | null     | null      | null    | unlabelled |         | 0     |
 | 727421 | null     | null      | null    | unlabelled |         | 0     |
 | 727422 | null     | null      | null    | unlabelled |         | 0     |
 | 727423 | null     | null      | null    | unlabelled |         | 0     |
 | 727424 | null     | null      | null    | unlabelled |         | 0     |
 | 877386 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 982802 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 990769 | null     | null      | null    | unlabelled |         | 0     |
 | 990770 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 990771 | v1:6     | ethernet1 | 1234::2 | 245221     |         | 0     |
 | 990772 | v1:6     | ethernet1 | 1234::2 | 245222     |         | 0     |
 | 990773 | v1:6     | ethernet1 | 1234::2 | 245223     |         | 0     |
 | 990774 | null     | null      | null    | unlabelled |         | 0     |
 | 990775 | null     | null      | null    | unlabelled |         | 0     |
 | 990776 | null     | null      | null    | unlabelled |         | 0     |
 | 990777 | null     | null      | null    | unlabelled |         | 0     |
 | 990778 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4754   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 40658  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56621  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 89335  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 103068 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 129790 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 187204 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 245219 | null     | null      | null    | unlabelled |         | 0     |
 | 245220 | v1:6     | ethernet1 | 1234::1 | 990770     |         | 1280  |
 | 245221 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 245222 | v1:6     | ethernet2 | 1235::3 | 715242     |         | 640   |
 | 245223 | v1:6     | ethernet2 | 1235::3 | 715243     |         | 640   |
 | 245224 | null     | null      | null    | unlabelled |         | 0     |
 | 245225 | null     | null      | null    | unlabelled |         | 0     |
 | 245226 | null     | null      | null    | unlabelled |         | 0     |
 | 245227 | null     | null      | null    | unlabelled |         | 0     |
 | 245228 | null     | null      | null    | unlabelled |         | 0     |
 | 448169 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 546718 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 787940 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 861803 | null     | null      | null    | unlabelled |         | 0     |
 | 861804 | v1:4     | ethernet1 | 1.1.1.1 | 727416     |         | 1280  |
 | 861805 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 861806 | v1:4     | ethernet2 | 1.1.2.3 | 86413      |         | 640   |
 | 861807 | v1:4     | ethernet2 | 1.1.2.3 | 86414      |         | 640   |
 | 861808 | null     | null      | null    | unlabelled |         | 0     |
 | 861809 | null     | null      | null    | unlabelled |         | 0     |
 | 861810 | null     | null      | null    | unlabelled |         | 0     |
 | 861811 | null     | null      | null    | unlabelled |         | 0     |
 | 861812 | null     | null      | null    | unlabelled |         | 0     |
 | 892557 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 998357 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 86410   | null     | null      | null    | unlabelled |         | 0     |
 | 86411   | v1:4     | ethernet1 | 1.1.2.2 | 861804     |         | 640   |
 | 86412   | v1:4     | ethernet1 | 1.1.2.2 | 861805     |         | 640   |
 | 86413   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 86414   | v1:4     | ethernet2 | 1.1.3.4 | 280781     |         | 1280  |
 | 86415   | null     | null      | null    | unlabelled |         | 0     |
 | 86416   | null     | null      | null    | unlabelled |         | 0     |
 | 86417   | null     | null      | null    | unlabelled |         | 0     |
 | 86418   | null     | null      | null    | unlabelled |         | 0     |
 | 86419   | null     | null      | null    | unlabelled |         | 0     |
 | 135073  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 224590  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 276985  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 302760  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 335454  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 528672  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 550540  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 576375  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 666881  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 715239  | null     | null      | null    | unlabelled |         | 0     |
 | 715240  | v1:6     | ethernet1 | 1235::2 | 245220     |         | 640   |
 | 715241  | v1:6     | ethernet1 | 1235::2 | 245221     |         | 640   |
 | 715242  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 715243  | v1:6     | ethernet2 | 1236::4 | 312784     |         | 1280  |
 | 715244  | null     | null      | null    | unlabelled |         | 0     |
 | 715245  | null     | null      | null    | unlabelled |         | 0     |
 | 715246  | null     | null      | null    | unlabelled |         | 0     |
 | 715247  | null     | null      | null    | unlabelled |         | 0     |
 | 715248  | null     | null      | null    | unlabelled |         | 0     |
 | 746905  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 994895  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1011682 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 45365  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 59797  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 110485 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 205050 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 273830 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 280777 | null     | null      | null    | unlabelled |         | 0     |
 | 280778 | v1:4     | ethernet1 | 1.1.3.3 | 86411      |         | 0     |
 | 280779 | v1:4     | ethernet1 | 1.1.3.3 | 86412      |         | 0     |
 | 280780 | v1:4     | ethernet1 | 1.1.3.3 | 86413      |         | 0     |
 | 280781 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 280782 | null     | null      | null    | unlabelled |         | 0     |
 | 280783 | null     | null      | null    | unlabelled |         | 0     |
 | 280784 | null     | null      | null    | unlabelled |         | 0     |
 | 280785 | null     | null      | null    | unlabelled |         | 0     |
 | 280786 | null     | null      | null    | unlabelled |         | 0     |
 | 312780 | null     | null      | null    | unlabelled |         | 0     |
 | 312781 | v1:6     | ethernet1 | 1236::3 | 715240     |         | 0     |
 | 312782 | v1:6     | ethernet1 | 1236::3 | 715241     |         | 0     |
 | 312783 | v1:6     | ethernet1 | 1236::3 | 715242     |         | 0     |
 | 312784 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 312785 | null     | null      | null    | unlabelled |         | 0     |
 | 312786 | null     | null      | null    | unlabelled |         | 0     |
 | 312787 | null     | null      | null    | unlabelled |         | 0     |
 | 312788 | null     | null      | null    | unlabelled |         | 0     |
 | 312789 | null     | null      | null    | unlabelled |         | 0     |
 | 439243 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 573746 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684275 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 870749 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 991795 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#