here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 37978  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 146271 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 459230 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 477666 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 600215 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 677506 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 731617 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 748128 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 782657 | null     | null      | null    | unlabelled |         | 0     |
 | 782658 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 782659 | v1:4     | ethernet1 | 1.1.1.2 | 610323     |         | 0     |
 | 782660 | v1:4     | ethernet1 | 1.1.1.2 | 610324     |         | 0     |
 | 782661 | v1:4     | ethernet1 | 1.1.1.2 | 610325     |         | 0     |
 | 782662 | null     | null      | null    | unlabelled |         | 0     |
 | 782663 | null     | null      | null    | unlabelled |         | 0     |
 | 782664 | null     | null      | null    | unlabelled |         | 0     |
 | 782665 | null     | null      | null    | unlabelled |         | 0     |
 | 782666 | null     | null      | null    | unlabelled |         | 0     |
 | 879784 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914676 | null     | null      | null    | unlabelled |         | 0     |
 | 914677 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 914678 | v1:6     | ethernet1 | 1234::2 | 1014756    |         | 0     |
 | 914679 | v1:6     | ethernet1 | 1234::2 | 1014757    |         | 0     |
 | 914680 | v1:6     | ethernet1 | 1234::2 | 1014758    |         | 0     |
 | 914681 | null     | null      | null    | unlabelled |         | 0     |
 | 914682 | null     | null      | null    | unlabelled |         | 0     |
 | 914683 | null     | null      | null    | unlabelled |         | 0     |
 | 914684 | null     | null      | null    | unlabelled |         | 0     |
 | 914685 | null     | null      | null    | unlabelled |         | 0     |
 | 961768 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 124701  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 222667  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 242482  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 299757  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 397689  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 514866  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 610321  | null     | null      | null    | unlabelled |         | 0     |
 | 610322  | v1:4     | ethernet1 | 1.1.1.1 | 782658     |         | 1280  |
 | 610323  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 610324  | v1:4     | ethernet2 | 1.1.2.3 | 978762     |         | 640   |
 | 610325  | v1:4     | ethernet2 | 1.1.2.3 | 978763     |         | 640   |
 | 610326  | null     | null      | null    | unlabelled |         | 0     |
 | 610327  | null     | null      | null    | unlabelled |         | 0     |
 | 610328  | null     | null      | null    | unlabelled |         | 0     |
 | 610329  | null     | null      | null    | unlabelled |         | 0     |
 | 610330  | null     | null      | null    | unlabelled |         | 0     |
 | 611312  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 618531  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 665828  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767696  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 864542  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 981765  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1014754 | null     | null      | null    | unlabelled |         | 0     |
 | 1014755 | v1:6     | ethernet1 | 1234::1 | 914677     |         | 1280  |
 | 1014756 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1014757 | v1:6     | ethernet2 | 1235::3 | 851854     |         | 640   |
 | 1014758 | v1:6     | ethernet2 | 1235::3 | 851855     |         | 640   |
 | 1014759 | null     | null      | null    | unlabelled |         | 0     |
 | 1014760 | null     | null      | null    | unlabelled |         | 0     |
 | 1014761 | null     | null      | null    | unlabelled |         | 0     |
 | 1014762 | null     | null      | null    | unlabelled |         | 0     |
 | 1014763 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 59174  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 153850 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 161546 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 221950 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 244373 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 258114 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 464601 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 482710 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 770154 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 808598 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 851851 | null     | null      | null    | unlabelled |         | 0     |
 | 851852 | v1:6     | ethernet1 | 1235::2 | 1014755    |         | 640   |
 | 851853 | v1:6     | ethernet1 | 1235::2 | 1014756    |         | 640   |
 | 851854 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 851855 | v1:6     | ethernet2 | 1236::4 | 767559     |         | 1280  |
 | 851856 | null     | null      | null    | unlabelled |         | 0     |
 | 851857 | null     | null      | null    | unlabelled |         | 0     |
 | 851858 | null     | null      | null    | unlabelled |         | 0     |
 | 851859 | null     | null      | null    | unlabelled |         | 0     |
 | 851860 | null     | null      | null    | unlabelled |         | 0     |
 | 857434 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 865315 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 978759 | null     | null      | null    | unlabelled |         | 0     |
 | 978760 | v1:4     | ethernet1 | 1.1.2.2 | 610322     |         | 640   |
 | 978761 | v1:4     | ethernet1 | 1.1.2.2 | 610323     |         | 640   |
 | 978762 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 978763 | v1:4     | ethernet2 | 1.1.3.4 | 145824     |         | 1280  |
 | 978764 | null     | null      | null    | unlabelled |         | 0     |
 | 978765 | null     | null      | null    | unlabelled |         | 0     |
 | 978766 | null     | null      | null    | unlabelled |         | 0     |
 | 978767 | null     | null      | null    | unlabelled |         | 0     |
 | 978768 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 29107   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 143049  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 145820  | null     | null      | null    | unlabelled |         | 0     |
 | 145821  | v1:4     | ethernet1 | 1.1.3.3 | 978760     |         | 0     |
 | 145822  | v1:4     | ethernet1 | 1.1.3.3 | 978761     |         | 0     |
 | 145823  | v1:4     | ethernet1 | 1.1.3.3 | 978762     |         | 0     |
 | 145824  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 145825  | null     | null      | null    | unlabelled |         | 0     |
 | 145826  | null     | null      | null    | unlabelled |         | 0     |
 | 145827  | null     | null      | null    | unlabelled |         | 0     |
 | 145828  | null     | null      | null    | unlabelled |         | 0     |
 | 145829  | null     | null      | null    | unlabelled |         | 0     |
 | 161621  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 404481  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 474377  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 529382  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 767555  | null     | null      | null    | unlabelled |         | 0     |
 | 767556  | v1:6     | ethernet1 | 1236::3 | 851852     |         | 0     |
 | 767557  | v1:6     | ethernet1 | 1236::3 | 851853     |         | 0     |
 | 767558  | v1:6     | ethernet1 | 1236::3 | 851854     |         | 0     |
 | 767559  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 767560  | null     | null      | null    | unlabelled |         | 0     |
 | 767561  | null     | null      | null    | unlabelled |         | 0     |
 | 767562  | null     | null      | null    | unlabelled |         | 0     |
 | 767563  | null     | null      | null    | unlabelled |         | 0     |
 | 767564  | null     | null      | null    | unlabelled |         | 0     |
 | 971184  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 994751  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1001965 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1033153 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#