here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 50062   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 76454   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 159960  | null     | null      | null    | unlabelled |         | 0     |
 | 159961  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 159962  | v1:4     | ethernet1 | 1.1.1.2 | 9807       |         | 0     |
 | 159963  | v1:4     | ethernet1 | 1.1.1.2 | 9808       |         | 0     |
 | 159964  | v1:4     | ethernet1 | 1.1.1.2 | 9809       |         | 0     |
 | 159965  | null     | null      | null    | unlabelled |         | 0     |
 | 159966  | null     | null      | null    | unlabelled |         | 0     |
 | 159967  | null     | null      | null    | unlabelled |         | 0     |
 | 159968  | null     | null      | null    | unlabelled |         | 0     |
 | 159969  | null     | null      | null    | unlabelled |         | 0     |
 | 343677  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 359083  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 636108  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 731325  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 740062  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 756592  | null     | null      | null    | unlabelled |         | 0     |
 | 756593  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 756594  | v1:6     | ethernet1 | 1234::2 | 567202     |         | 0     |
 | 756595  | v1:6     | ethernet1 | 1234::2 | 567203     |         | 0     |
 | 756596  | v1:6     | ethernet1 | 1234::2 | 567204     |         | 0     |
 | 756597  | null     | null      | null    | unlabelled |         | 0     |
 | 756598  | null     | null      | null    | unlabelled |         | 0     |
 | 756599  | null     | null      | null    | unlabelled |         | 0     |
 | 756600  | null     | null      | null    | unlabelled |         | 0     |
 | 756601  | null     | null      | null    | unlabelled |         | 0     |
 | 783767  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 959955  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1041017 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 9805    | null     | null      | null    | unlabelled |         | 0     |
 | 9806    | v1:4     | ethernet1 | 1.1.1.1 | 159961     |         | 1280  |
 | 9807    | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 9808    | v1:4     | ethernet2 | 1.1.2.3 | 904178     |         | 640   |
 | 9809    | v1:4     | ethernet2 | 1.1.2.3 | 904179     |         | 640   |
 | 9810    | null     | null      | null    | unlabelled |         | 0     |
 | 9811    | null     | null      | null    | unlabelled |         | 0     |
 | 9812    | null     | null      | null    | unlabelled |         | 0     |
 | 9813    | null     | null      | null    | unlabelled |         | 0     |
 | 9814    | null     | null      | null    | unlabelled |         | 0     |
 | 26156   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 180946  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 292790  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 434317  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 439247  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 544152  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 567200  | null     | null      | null    | unlabelled |         | 0     |
 | 567201  | v1:6     | ethernet1 | 1234::1 | 756593     |         | 1280  |
 | 567202  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 567203  | v1:6     | ethernet2 | 1235::3 | 705129     |         | 640   |
 | 567204  | v1:6     | ethernet2 | 1235::3 | 705130     |         | 640   |
 | 567205  | null     | null      | null    | unlabelled |         | 0     |
 | 567206  | null     | null      | null    | unlabelled |         | 0     |
 | 567207  | null     | null      | null    | unlabelled |         | 0     |
 | 567208  | null     | null      | null    | unlabelled |         | 0     |
 | 567209  | null     | null      | null    | unlabelled |         | 0     |
 | 650388  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 703787  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 771391  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 810568  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 949997  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1044959 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 23945  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 112949 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 231223 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 248902 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 329924 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 347608 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 416777 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 455282 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 494138 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 577462 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 635305 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 705126 | null     | null      | null    | unlabelled |         | 0     |
 | 705127 | v1:6     | ethernet1 | 1235::2 | 567201     |         | 640   |
 | 705128 | v1:6     | ethernet1 | 1235::2 | 567202     |         | 640   |
 | 705129 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 705130 | v1:6     | ethernet2 | 1236::4 | 421030     |         | 1280  |
 | 705131 | null     | null      | null    | unlabelled |         | 0     |
 | 705132 | null     | null      | null    | unlabelled |         | 0     |
 | 705133 | null     | null      | null    | unlabelled |         | 0     |
 | 705134 | null     | null      | null    | unlabelled |         | 0     |
 | 705135 | null     | null      | null    | unlabelled |         | 0     |
 | 904175 | null     | null      | null    | unlabelled |         | 0     |
 | 904176 | v1:4     | ethernet1 | 1.1.2.2 | 9806       |         | 640   |
 | 904177 | v1:4     | ethernet1 | 1.1.2.2 | 9807       |         | 640   |
 | 904178 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 904179 | v1:4     | ethernet2 | 1.1.3.4 | 569889     |         | 1280  |
 | 904180 | null     | null      | null    | unlabelled |         | 0     |
 | 904181 | null     | null      | null    | unlabelled |         | 0     |
 | 904182 | null     | null      | null    | unlabelled |         | 0     |
 | 904183 | null     | null      | null    | unlabelled |         | 0     |
 | 904184 | null     | null      | null    | unlabelled |         | 0     |
 | 990543 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 144086  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 165649  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 266150  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 421026  | null     | null      | null    | unlabelled |         | 0     |
 | 421027  | v1:6     | ethernet1 | 1236::3 | 705127     |         | 0     |
 | 421028  | v1:6     | ethernet1 | 1236::3 | 705128     |         | 0     |
 | 421029  | v1:6     | ethernet1 | 1236::3 | 705129     |         | 0     |
 | 421030  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 421031  | null     | null      | null    | unlabelled |         | 0     |
 | 421032  | null     | null      | null    | unlabelled |         | 0     |
 | 421033  | null     | null      | null    | unlabelled |         | 0     |
 | 421034  | null     | null      | null    | unlabelled |         | 0     |
 | 421035  | null     | null      | null    | unlabelled |         | 0     |
 | 449272  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 569885  | null     | null      | null    | unlabelled |         | 0     |
 | 569886  | v1:4     | ethernet1 | 1.1.3.3 | 904176     |         | 0     |
 | 569887  | v1:4     | ethernet1 | 1.1.3.3 | 904177     |         | 0     |
 | 569888  | v1:4     | ethernet1 | 1.1.3.3 | 904178     |         | 0     |
 | 569889  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 569890  | null     | null      | null    | unlabelled |         | 0     |
 | 569891  | null     | null      | null    | unlabelled |         | 0     |
 | 569892  | null     | null      | null    | unlabelled |         | 0     |
 | 569893  | null     | null      | null    | unlabelled |         | 0     |
 | 569894  | null     | null      | null    | unlabelled |         | 0     |
 | 636419  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 655663  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 656831  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 740750  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 994806  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1003842 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#