here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 402578 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 474036 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 481466 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 509651 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 551769 | null     | null      | null    | unlabelled |         | 0     |
 | 551770 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 551771 | v1:4     | ethernet1 | 1.1.1.2 | 643704     |         | 0     |
 | 551772 | v1:4     | ethernet1 | 1.1.1.2 | 643705     |         | 0     |
 | 551773 | v1:4     | ethernet1 | 1.1.1.2 | 643706     |         | 0     |
 | 551774 | null     | null      | null    | unlabelled |         | 0     |
 | 551775 | null     | null      | null    | unlabelled |         | 0     |
 | 551776 | null     | null      | null    | unlabelled |         | 0     |
 | 551777 | null     | null      | null    | unlabelled |         | 0     |
 | 551778 | null     | null      | null    | unlabelled |         | 0     |
 | 593512 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 636457 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 776948 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 855948 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 902693 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 988078 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 992763 | null     | null      | null    | unlabelled |         | 0     |
 | 992764 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 992765 | v1:6     | ethernet1 | 1234::2 | 517569     |         | 0     |
 | 992766 | v1:6     | ethernet1 | 1234::2 | 517570     |         | 0     |
 | 992767 | v1:6     | ethernet1 | 1234::2 | 517571     |         | 0     |
 | 992768 | null     | null      | null    | unlabelled |         | 0     |
 | 992769 | null     | null      | null    | unlabelled |         | 0     |
 | 992770 | null     | null      | null    | unlabelled |         | 0     |
 | 992771 | null     | null      | null    | unlabelled |         | 0     |
 | 992772 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 109258 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 145659 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 165730 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 231000 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 310868 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 411389 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 437721 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 517567 | null     | null      | null    | unlabelled |         | 0     |
 | 517568 | v1:6     | ethernet1 | 1234::1 | 992764     |         | 1280  |
 | 517569 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 517570 | v1:6     | ethernet2 | 1235::3 | 491323     |         | 640   |
 | 517571 | v1:6     | ethernet2 | 1235::3 | 491324     |         | 640   |
 | 517572 | null     | null      | null    | unlabelled |         | 0     |
 | 517573 | null     | null      | null    | unlabelled |         | 0     |
 | 517574 | null     | null      | null    | unlabelled |         | 0     |
 | 517575 | null     | null      | null    | unlabelled |         | 0     |
 | 517576 | null     | null      | null    | unlabelled |         | 0     |
 | 593786 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 643702 | null     | null      | null    | unlabelled |         | 0     |
 | 643703 | v1:4     | ethernet1 | 1.1.1.1 | 551770     |         | 1280  |
 | 643704 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 643705 | v1:4     | ethernet2 | 1.1.2.3 | 465895     |         | 640   |
 | 643706 | v1:4     | ethernet2 | 1.1.2.3 | 465896     |         | 640   |
 | 643707 | null     | null      | null    | unlabelled |         | 0     |
 | 643708 | null     | null      | null    | unlabelled |         | 0     |
 | 643709 | null     | null      | null    | unlabelled |         | 0     |
 | 643710 | null     | null      | null    | unlabelled |         | 0     |
 | 643711 | null     | null      | null    | unlabelled |         | 0     |
 | 734889 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 741449 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 891087 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 958975 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 45433   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 60586   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 103594  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 241137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 402570  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 411452  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 456340  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 460614  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 465892  | null     | null      | null    | unlabelled |         | 0     |
 | 465893  | v1:4     | ethernet1 | 1.1.2.2 | 643703     |         | 640   |
 | 465894  | v1:4     | ethernet1 | 1.1.2.2 | 643704     |         | 640   |
 | 465895  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 465896  | v1:4     | ethernet2 | 1.1.3.4 | 856621     |         | 1280  |
 | 465897  | null     | null      | null    | unlabelled |         | 0     |
 | 465898  | null     | null      | null    | unlabelled |         | 0     |
 | 465899  | null     | null      | null    | unlabelled |         | 0     |
 | 465900  | null     | null      | null    | unlabelled |         | 0     |
 | 465901  | null     | null      | null    | unlabelled |         | 0     |
 | 491320  | null     | null      | null    | unlabelled |         | 0     |
 | 491321  | v1:6     | ethernet1 | 1235::2 | 517568     |         | 640   |
 | 491322  | v1:6     | ethernet1 | 1235::2 | 517569     |         | 640   |
 | 491323  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 491324  | v1:6     | ethernet2 | 1236::4 | 903467     |         | 1280  |
 | 491325  | null     | null      | null    | unlabelled |         | 0     |
 | 491326  | null     | null      | null    | unlabelled |         | 0     |
 | 491327  | null     | null      | null    | unlabelled |         | 0     |
 | 491328  | null     | null      | null    | unlabelled |         | 0     |
 | 491329  | null     | null      | null    | unlabelled |         | 0     |
 | 576439  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 743838  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1015089 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1045264 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 188995  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 252336  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 313665  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 374755  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 765228  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 768289  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 822937  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 841440  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 856617  | null     | null      | null    | unlabelled |         | 0     |
 | 856618  | v1:4     | ethernet1 | 1.1.3.3 | 465893     |         | 0     |
 | 856619  | v1:4     | ethernet1 | 1.1.3.3 | 465894     |         | 0     |
 | 856620  | v1:4     | ethernet1 | 1.1.3.3 | 465895     |         | 0     |
 | 856621  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 856622  | null     | null      | null    | unlabelled |         | 0     |
 | 856623  | null     | null      | null    | unlabelled |         | 0     |
 | 856624  | null     | null      | null    | unlabelled |         | 0     |
 | 856625  | null     | null      | null    | unlabelled |         | 0     |
 | 856626  | null     | null      | null    | unlabelled |         | 0     |
 | 903463  | null     | null      | null    | unlabelled |         | 0     |
 | 903464  | v1:6     | ethernet1 | 1236::3 | 491321     |         | 0     |
 | 903465  | v1:6     | ethernet1 | 1236::3 | 491322     |         | 0     |
 | 903466  | v1:6     | ethernet1 | 1236::3 | 491323     |         | 0     |
 | 903467  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 903468  | null     | null      | null    | unlabelled |         | 0     |
 | 903469  | null     | null      | null    | unlabelled |         | 0     |
 | 903470  | null     | null      | null    | unlabelled |         | 0     |
 | 903471  | null     | null      | null    | unlabelled |         | 0     |
 | 903472  | null     | null      | null    | unlabelled |         | 0     |
 | 928122  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1017072 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#