here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 44105  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 53748  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 62527  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 211651 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 243264 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 255094 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 530114 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 601860 | null     | null      | null    | unlabelled |         | 0     |
 | 601861 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 601862 | v1:4     | ethernet1 | 1.1.1.2 | 516616     |         | 0     |
 | 601863 | v1:4     | ethernet1 | 1.1.1.2 | 516617     |         | 0     |
 | 601864 | v1:4     | ethernet1 | 1.1.1.2 | 516618     |         | 0     |
 | 601865 | null     | null      | null    | unlabelled |         | 0     |
 | 601866 | null     | null      | null    | unlabelled |         | 0     |
 | 601867 | null     | null      | null    | unlabelled |         | 0     |
 | 601868 | null     | null      | null    | unlabelled |         | 0     |
 | 601869 | null     | null      | null    | unlabelled |         | 0     |
 | 611115 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 674704 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 743093 | null     | null      | null    | unlabelled |         | 0     |
 | 743094 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 743095 | v1:6     | ethernet1 | 1234::2 | 906214     |         | 0     |
 | 743096 | v1:6     | ethernet1 | 1234::2 | 906215     |         | 0     |
 | 743097 | v1:6     | ethernet1 | 1234::2 | 906216     |         | 0     |
 | 743098 | null     | null      | null    | unlabelled |         | 0     |
 | 743099 | null     | null      | null    | unlabelled |         | 0     |
 | 743100 | null     | null      | null    | unlabelled |         | 0     |
 | 743101 | null     | null      | null    | unlabelled |         | 0     |
 | 743102 | null     | null      | null    | unlabelled |         | 0     |
 | 839414 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21068  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 61414  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 70617  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 143832 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 176665 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 271116 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 474936 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 506245 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 516614 | null     | null      | null    | unlabelled |         | 0     |
 | 516615 | v1:4     | ethernet1 | 1.1.1.1 | 601861     |         | 1280  |
 | 516616 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 516617 | v1:4     | ethernet2 | 1.1.2.3 | 200753     |         | 640   |
 | 516618 | v1:4     | ethernet2 | 1.1.2.3 | 200754     |         | 640   |
 | 516619 | null     | null      | null    | unlabelled |         | 0     |
 | 516620 | null     | null      | null    | unlabelled |         | 0     |
 | 516621 | null     | null      | null    | unlabelled |         | 0     |
 | 516622 | null     | null      | null    | unlabelled |         | 0     |
 | 516623 | null     | null      | null    | unlabelled |         | 0     |
 | 690360 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 720486 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 851196 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 906212 | null     | null      | null    | unlabelled |         | 0     |
 | 906213 | v1:6     | ethernet1 | 1234::1 | 743094     |         | 1280  |
 | 906214 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 906215 | v1:6     | ethernet2 | 1235::3 | 507627     |         | 640   |
 | 906216 | v1:6     | ethernet2 | 1235::3 | 507628     |         | 640   |
 | 906217 | null     | null      | null    | unlabelled |         | 0     |
 | 906218 | null     | null      | null    | unlabelled |         | 0     |
 | 906219 | null     | null      | null    | unlabelled |         | 0     |
 | 906220 | null     | null      | null    | unlabelled |         | 0     |
 | 906221 | null     | null      | null    | unlabelled |         | 0     |
 | 933466 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 22476  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 78723  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 135159 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 200750 | null     | null      | null    | unlabelled |         | 0     |
 | 200751 | v1:4     | ethernet1 | 1.1.2.2 | 516615     |         | 640   |
 | 200752 | v1:4     | ethernet1 | 1.1.2.2 | 516616     |         | 640   |
 | 200753 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 200754 | v1:4     | ethernet2 | 1.1.3.4 | 548889     |         | 1280  |
 | 200755 | null     | null      | null    | unlabelled |         | 0     |
 | 200756 | null     | null      | null    | unlabelled |         | 0     |
 | 200757 | null     | null      | null    | unlabelled |         | 0     |
 | 200758 | null     | null      | null    | unlabelled |         | 0     |
 | 200759 | null     | null      | null    | unlabelled |         | 0     |
 | 224260 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 241870 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 272865 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 277706 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 286952 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 500249 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 507624 | null     | null      | null    | unlabelled |         | 0     |
 | 507625 | v1:6     | ethernet1 | 1235::2 | 906213     |         | 640   |
 | 507626 | v1:6     | ethernet1 | 1235::2 | 906214     |         | 640   |
 | 507627 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 507628 | v1:6     | ethernet2 | 1236::4 | 389764     |         | 1280  |
 | 507629 | null     | null      | null    | unlabelled |         | 0     |
 | 507630 | null     | null      | null    | unlabelled |         | 0     |
 | 507631 | null     | null      | null    | unlabelled |         | 0     |
 | 507632 | null     | null      | null    | unlabelled |         | 0     |
 | 507633 | null     | null      | null    | unlabelled |         | 0     |
 | 616307 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 773768 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 913549 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 17386  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 131738 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 149991 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 189539 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 193862 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 204178 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 301005 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 371329 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 389760 | null     | null      | null    | unlabelled |         | 0     |
 | 389761 | v1:6     | ethernet1 | 1236::3 | 507625     |         | 0     |
 | 389762 | v1:6     | ethernet1 | 1236::3 | 507626     |         | 0     |
 | 389763 | v1:6     | ethernet1 | 1236::3 | 507627     |         | 0     |
 | 389764 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 389765 | null     | null      | null    | unlabelled |         | 0     |
 | 389766 | null     | null      | null    | unlabelled |         | 0     |
 | 389767 | null     | null      | null    | unlabelled |         | 0     |
 | 389768 | null     | null      | null    | unlabelled |         | 0     |
 | 389769 | null     | null      | null    | unlabelled |         | 0     |
 | 548885 | null     | null      | null    | unlabelled |         | 0     |
 | 548886 | v1:4     | ethernet1 | 1.1.3.3 | 200751     |         | 0     |
 | 548887 | v1:4     | ethernet1 | 1.1.3.3 | 200752     |         | 0     |
 | 548888 | v1:4     | ethernet1 | 1.1.3.3 | 200753     |         | 0     |
 | 548889 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 548890 | null     | null      | null    | unlabelled |         | 0     |
 | 548891 | null     | null      | null    | unlabelled |         | 0     |
 | 548892 | null     | null      | null    | unlabelled |         | 0     |
 | 548893 | null     | null      | null    | unlabelled |         | 0     |
 | 548894 | null     | null      | null    | unlabelled |         | 0     |
 | 741154 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 971028 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#