here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 52331  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 62381  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 112465 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 202619 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 417798 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 506036 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 591695 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 648683 | null     | null      | null    | unlabelled |         | 0     |
 | 648684 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 648685 | v1:4     | ethernet1 | 1.1.1.2 | 523128     |         | 0     |
 | 648686 | v1:4     | ethernet1 | 1.1.1.2 | 523129     |         | 0     |
 | 648687 | v1:4     | ethernet1 | 1.1.1.2 | 523130     |         | 0     |
 | 648688 | null     | null      | null    | unlabelled |         | 0     |
 | 648689 | null     | null      | null    | unlabelled |         | 0     |
 | 648690 | null     | null      | null    | unlabelled |         | 0     |
 | 648691 | null     | null      | null    | unlabelled |         | 0     |
 | 648692 | null     | null      | null    | unlabelled |         | 0     |
 | 674645 | null     | null      | null    | unlabelled |         | 0     |
 | 674646 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 674647 | v1:6     | ethernet1 | 1234::2 | 444830     |         | 0     |
 | 674648 | v1:6     | ethernet1 | 1234::2 | 444831     |         | 0     |
 | 674649 | v1:6     | ethernet1 | 1234::2 | 444832     |         | 0     |
 | 674650 | null     | null      | null    | unlabelled |         | 0     |
 | 674651 | null     | null      | null    | unlabelled |         | 0     |
 | 674652 | null     | null      | null    | unlabelled |         | 0     |
 | 674653 | null     | null      | null    | unlabelled |         | 0     |
 | 674654 | null     | null      | null    | unlabelled |         | 0     |
 | 743176 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 751246 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 881696 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 14810  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 134186 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 143486 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 241549 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 250682 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 303428 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 355276 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 364173 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 444828 | null     | null      | null    | unlabelled |         | 0     |
 | 444829 | v1:6     | ethernet1 | 1234::1 | 674646     |         | 1280  |
 | 444830 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 444831 | v1:6     | ethernet2 | 1235::3 | 258135     |         | 640   |
 | 444832 | v1:6     | ethernet2 | 1235::3 | 258136     |         | 640   |
 | 444833 | null     | null      | null    | unlabelled |         | 0     |
 | 444834 | null     | null      | null    | unlabelled |         | 0     |
 | 444835 | null     | null      | null    | unlabelled |         | 0     |
 | 444836 | null     | null      | null    | unlabelled |         | 0     |
 | 444837 | null     | null      | null    | unlabelled |         | 0     |
 | 523126 | null     | null      | null    | unlabelled |         | 0     |
 | 523127 | v1:4     | ethernet1 | 1.1.1.1 | 648684     |         | 1280  |
 | 523128 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 523129 | v1:4     | ethernet2 | 1.1.2.3 | 446634     |         | 640   |
 | 523130 | v1:4     | ethernet2 | 1.1.2.3 | 446635     |         | 640   |
 | 523131 | null     | null      | null    | unlabelled |         | 0     |
 | 523132 | null     | null      | null    | unlabelled |         | 0     |
 | 523133 | null     | null      | null    | unlabelled |         | 0     |
 | 523134 | null     | null      | null    | unlabelled |         | 0     |
 | 523135 | null     | null      | null    | unlabelled |         | 0     |
 | 578092 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 719159 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 753169 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 882599 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 156153 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 199628 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 248368 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 253884 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 256162 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 258132 | null     | null      | null    | unlabelled |         | 0     |
 | 258133 | v1:6     | ethernet1 | 1235::2 | 444829     |         | 640   |
 | 258134 | v1:6     | ethernet1 | 1235::2 | 444830     |         | 640   |
 | 258135 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 258136 | v1:6     | ethernet2 | 1236::4 | 679960     |         | 1280  |
 | 258137 | null     | null      | null    | unlabelled |         | 0     |
 | 258138 | null     | null      | null    | unlabelled |         | 0     |
 | 258139 | null     | null      | null    | unlabelled |         | 0     |
 | 258140 | null     | null      | null    | unlabelled |         | 0     |
 | 258141 | null     | null      | null    | unlabelled |         | 0     |
 | 293711 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 312929 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 446631 | null     | null      | null    | unlabelled |         | 0     |
 | 446632 | v1:4     | ethernet1 | 1.1.2.2 | 523127     |         | 640   |
 | 446633 | v1:4     | ethernet1 | 1.1.2.2 | 523128     |         | 640   |
 | 446634 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 446635 | v1:4     | ethernet2 | 1.1.3.4 | 932971     |         | 1280  |
 | 446636 | null     | null      | null    | unlabelled |         | 0     |
 | 446637 | null     | null      | null    | unlabelled |         | 0     |
 | 446638 | null     | null      | null    | unlabelled |         | 0     |
 | 446639 | null     | null      | null    | unlabelled |         | 0     |
 | 446640 | null     | null      | null    | unlabelled |         | 0     |
 | 499427 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 723069 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 830066 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 897874 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 971866 | v1:4     | ethernet1 | 1.1.2.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 145052 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 230699 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 254401 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 370629 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 422215 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 519285 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 608268 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 674155 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 679956 | null     | null      | null    | unlabelled |         | 0     |
 | 679957 | v1:6     | ethernet1 | 1236::3 | 258133     |         | 0     |
 | 679958 | v1:6     | ethernet1 | 1236::3 | 258134     |         | 0     |
 | 679959 | v1:6     | ethernet1 | 1236::3 | 258135     |         | 0     |
 | 679960 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 679961 | null     | null      | null    | unlabelled |         | 0     |
 | 679962 | null     | null      | null    | unlabelled |         | 0     |
 | 679963 | null     | null      | null    | unlabelled |         | 0     |
 | 679964 | null     | null      | null    | unlabelled |         | 0     |
 | 679965 | null     | null      | null    | unlabelled |         | 0     |
 | 932967 | null     | null      | null    | unlabelled |         | 0     |
 | 932968 | v1:4     | ethernet1 | 1.1.3.3 | 446632     |         | 0     |
 | 932969 | v1:4     | ethernet1 | 1.1.3.3 | 446633     |         | 0     |
 | 932970 | v1:4     | ethernet1 | 1.1.3.3 | 446634     |         | 0     |
 | 932971 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 932972 | null     | null      | null    | unlabelled |         | 0     |
 | 932973 | null     | null      | null    | unlabelled |         | 0     |
 | 932974 | null     | null      | null    | unlabelled |         | 0     |
 | 932975 | null     | null      | null    | unlabelled |         | 0     |
 | 932976 | null     | null      | null    | unlabelled |         | 0     |
 | 984869 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 985926 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#