here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6723   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 53163  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 108026 | null     | null      | null    | unlabelled |         | 0     |
 | 108027 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 108028 | v1:6     | ethernet1 | 1234::2 | 845690     |         | 0     |
 | 108029 | v1:6     | ethernet1 | 1234::2 | 845691     |         | 0     |
 | 108030 | v1:6     | ethernet1 | 1234::2 | 845692     |         | 0     |
 | 108031 | null     | null      | null    | unlabelled |         | 0     |
 | 108032 | null     | null      | null    | unlabelled |         | 0     |
 | 108033 | null     | null      | null    | unlabelled |         | 0     |
 | 108034 | null     | null      | null    | unlabelled |         | 0     |
 | 108035 | null     | null      | null    | unlabelled |         | 0     |
 | 260667 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 540112 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 668179 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686149 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 750489 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 775345 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844937 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 877817 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 931634 | null     | null      | null    | unlabelled |         | 0     |
 | 931635 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 931636 | v1:4     | ethernet1 | 1.1.1.2 | 385914     |         | 0     |
 | 931637 | v1:4     | ethernet1 | 1.1.1.2 | 385915     |         | 0     |
 | 931638 | v1:4     | ethernet1 | 1.1.1.2 | 385916     |         | 0     |
 | 931639 | null     | null      | null    | unlabelled |         | 0     |
 | 931640 | null     | null      | null    | unlabelled |         | 0     |
 | 931641 | null     | null      | null    | unlabelled |         | 0     |
 | 931642 | null     | null      | null    | unlabelled |         | 0     |
 | 931643 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 54550   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 103262  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 136834  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 289782  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 314863  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 385912  | null     | null      | null    | unlabelled |         | 0     |
 | 385913  | v1:4     | ethernet1 | 1.1.1.1 | 931635     |         | 1280  |
 | 385914  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 385915  | v1:4     | ethernet2 | 1.1.2.3 | 139128     |         | 640   |
 | 385916  | v1:4     | ethernet2 | 1.1.2.3 | 139129     |         | 640   |
 | 385917  | null     | null      | null    | unlabelled |         | 0     |
 | 385918  | null     | null      | null    | unlabelled |         | 0     |
 | 385919  | null     | null      | null    | unlabelled |         | 0     |
 | 385920  | null     | null      | null    | unlabelled |         | 0     |
 | 385921  | null     | null      | null    | unlabelled |         | 0     |
 | 436744  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521162  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 622037  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 845688  | null     | null      | null    | unlabelled |         | 0     |
 | 845689  | v1:6     | ethernet1 | 1234::1 | 108027     |         | 1280  |
 | 845690  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 845691  | v1:6     | ethernet2 | 1235::3 | 373392     |         | 640   |
 | 845692  | v1:6     | ethernet2 | 1235::3 | 373393     |         | 640   |
 | 845693  | null     | null      | null    | unlabelled |         | 0     |
 | 845694  | null     | null      | null    | unlabelled |         | 0     |
 | 845695  | null     | null      | null    | unlabelled |         | 0     |
 | 845696  | null     | null      | null    | unlabelled |         | 0     |
 | 845697  | null     | null      | null    | unlabelled |         | 0     |
 | 854403  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 880623  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 950881  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1029770 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 94      | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 22991   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 139125  | null     | null      | null    | unlabelled |         | 0     |
 | 139126  | v1:4     | ethernet1 | 1.1.2.2 | 385913     |         | 640   |
 | 139127  | v1:4     | ethernet1 | 1.1.2.2 | 385914     |         | 640   |
 | 139128  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 139129  | v1:4     | ethernet2 | 1.1.3.4 | 976794     |         | 1280  |
 | 139130  | null     | null      | null    | unlabelled |         | 0     |
 | 139131  | null     | null      | null    | unlabelled |         | 0     |
 | 139132  | null     | null      | null    | unlabelled |         | 0     |
 | 139133  | null     | null      | null    | unlabelled |         | 0     |
 | 139134  | null     | null      | null    | unlabelled |         | 0     |
 | 146839  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 352305  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 373389  | null     | null      | null    | unlabelled |         | 0     |
 | 373390  | v1:6     | ethernet1 | 1235::2 | 845689     |         | 640   |
 | 373391  | v1:6     | ethernet1 | 1235::2 | 845690     |         | 640   |
 | 373392  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 373393  | v1:6     | ethernet2 | 1236::4 | 651447     |         | 1280  |
 | 373394  | null     | null      | null    | unlabelled |         | 0     |
 | 373395  | null     | null      | null    | unlabelled |         | 0     |
 | 373396  | null     | null      | null    | unlabelled |         | 0     |
 | 373397  | null     | null      | null    | unlabelled |         | 0     |
 | 373398  | null     | null      | null    | unlabelled |         | 0     |
 | 659426  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 748159  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 754290  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 773041  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 858228  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 947012  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999044  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1019332 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 172163 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 176814 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 215343 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 222992 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 268267 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 550098 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651443 | null     | null      | null    | unlabelled |         | 0     |
 | 651444 | v1:6     | ethernet1 | 1236::3 | 373390     |         | 0     |
 | 651445 | v1:6     | ethernet1 | 1236::3 | 373391     |         | 0     |
 | 651446 | v1:6     | ethernet1 | 1236::3 | 373392     |         | 0     |
 | 651447 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 651448 | null     | null      | null    | unlabelled |         | 0     |
 | 651449 | null     | null      | null    | unlabelled |         | 0     |
 | 651450 | null     | null      | null    | unlabelled |         | 0     |
 | 651451 | null     | null      | null    | unlabelled |         | 0     |
 | 651452 | null     | null      | null    | unlabelled |         | 0     |
 | 684400 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 890611 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 900441 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 970400 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 976790 | null     | null      | null    | unlabelled |         | 0     |
 | 976791 | v1:4     | ethernet1 | 1.1.3.3 | 139126     |         | 0     |
 | 976792 | v1:4     | ethernet1 | 1.1.3.3 | 139127     |         | 0     |
 | 976793 | v1:4     | ethernet1 | 1.1.3.3 | 139128     |         | 0     |
 | 976794 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 976795 | null     | null      | null    | unlabelled |         | 0     |
 | 976796 | null     | null      | null    | unlabelled |         | 0     |
 | 976797 | null     | null      | null    | unlabelled |         | 0     |
 | 976798 | null     | null      | null    | unlabelled |         | 0     |
 | 976799 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#