here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 35460  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 283638 | null     | null      | null    | unlabelled |         | 0     |
 | 283639 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 283640 | v1:6     | ethernet1 | 1234::2 | 276316     |         | 0     |
 | 283641 | v1:6     | ethernet1 | 1234::2 | 276317     |         | 0     |
 | 283642 | v1:6     | ethernet1 | 1234::2 | 276318     |         | 0     |
 | 283643 | null     | null      | null    | unlabelled |         | 0     |
 | 283644 | null     | null      | null    | unlabelled |         | 0     |
 | 283645 | null     | null      | null    | unlabelled |         | 0     |
 | 283646 | null     | null      | null    | unlabelled |         | 0     |
 | 283647 | null     | null      | null    | unlabelled |         | 0     |
 | 404187 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 482946 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 490756 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 507990 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 568263 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 616574 | null     | null      | null    | unlabelled |         | 0     |
 | 616575 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 616576 | v1:4     | ethernet1 | 1.1.1.2 | 526958     |         | 0     |
 | 616577 | v1:4     | ethernet1 | 1.1.1.2 | 526959     |         | 0     |
 | 616578 | v1:4     | ethernet1 | 1.1.1.2 | 526960     |         | 0     |
 | 616579 | null     | null      | null    | unlabelled |         | 0     |
 | 616580 | null     | null      | null    | unlabelled |         | 0     |
 | 616581 | null     | null      | null    | unlabelled |         | 0     |
 | 616582 | null     | null      | null    | unlabelled |         | 0     |
 | 616583 | null     | null      | null    | unlabelled |         | 0     |
 | 643748 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 786989 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 864279 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 977506 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 51648   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 244968  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 276314  | null     | null      | null    | unlabelled |         | 0     |
 | 276315  | v1:6     | ethernet1 | 1234::1 | 283639     |         | 1280  |
 | 276316  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 276317  | v1:6     | ethernet2 | 1235::3 | 126155     |         | 640   |
 | 276318  | v1:6     | ethernet2 | 1235::3 | 126156     |         | 640   |
 | 276319  | null     | null      | null    | unlabelled |         | 0     |
 | 276320  | null     | null      | null    | unlabelled |         | 0     |
 | 276321  | null     | null      | null    | unlabelled |         | 0     |
 | 276322  | null     | null      | null    | unlabelled |         | 0     |
 | 276323  | null     | null      | null    | unlabelled |         | 0     |
 | 299272  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 526956  | null     | null      | null    | unlabelled |         | 0     |
 | 526957  | v1:4     | ethernet1 | 1.1.1.1 | 616575     |         | 1280  |
 | 526958  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 526959  | v1:4     | ethernet2 | 1.1.2.3 | 112696     |         | 640   |
 | 526960  | v1:4     | ethernet2 | 1.1.2.3 | 112697     |         | 640   |
 | 526961  | null     | null      | null    | unlabelled |         | 0     |
 | 526962  | null     | null      | null    | unlabelled |         | 0     |
 | 526963  | null     | null      | null    | unlabelled |         | 0     |
 | 526964  | null     | null      | null    | unlabelled |         | 0     |
 | 526965  | null     | null      | null    | unlabelled |         | 0     |
 | 595475  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 636587  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 766710  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 919678  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 930588  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 943298  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 952187  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 957238  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1010294 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 112693  | null     | null      | null    | unlabelled |         | 0     |
 | 112694  | v1:4     | ethernet1 | 1.1.2.2 | 526957     |         | 640   |
 | 112695  | v1:4     | ethernet1 | 1.1.2.2 | 526958     |         | 640   |
 | 112696  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 112697  | v1:4     | ethernet2 | 1.1.3.4 | 684247     |         | 1280  |
 | 112698  | null     | null      | null    | unlabelled |         | 0     |
 | 112699  | null     | null      | null    | unlabelled |         | 0     |
 | 112700  | null     | null      | null    | unlabelled |         | 0     |
 | 112701  | null     | null      | null    | unlabelled |         | 0     |
 | 112702  | null     | null      | null    | unlabelled |         | 0     |
 | 126152  | null     | null      | null    | unlabelled |         | 0     |
 | 126153  | v1:6     | ethernet1 | 1235::2 | 276315     |         | 640   |
 | 126154  | v1:6     | ethernet1 | 1235::2 | 276316     |         | 640   |
 | 126155  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 126156  | v1:6     | ethernet2 | 1236::4 | 372968     |         | 1280  |
 | 126157  | null     | null      | null    | unlabelled |         | 0     |
 | 126158  | null     | null      | null    | unlabelled |         | 0     |
 | 126159  | null     | null      | null    | unlabelled |         | 0     |
 | 126160  | null     | null      | null    | unlabelled |         | 0     |
 | 126161  | null     | null      | null    | unlabelled |         | 0     |
 | 151291  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 306150  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 612693  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 625950  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 655729  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 673794  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 753372  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 854481  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 862262  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999987  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1002325 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1047326 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 142188 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 249951 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 335197 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 372964 | null     | null      | null    | unlabelled |         | 0     |
 | 372965 | v1:6     | ethernet1 | 1236::3 | 126153     |         | 0     |
 | 372966 | v1:6     | ethernet1 | 1236::3 | 126154     |         | 0     |
 | 372967 | v1:6     | ethernet1 | 1236::3 | 126155     |         | 0     |
 | 372968 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 372969 | null     | null      | null    | unlabelled |         | 0     |
 | 372970 | null     | null      | null    | unlabelled |         | 0     |
 | 372971 | null     | null      | null    | unlabelled |         | 0     |
 | 372972 | null     | null      | null    | unlabelled |         | 0     |
 | 372973 | null     | null      | null    | unlabelled |         | 0     |
 | 416711 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 466094 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 684243 | null     | null      | null    | unlabelled |         | 0     |
 | 684244 | v1:4     | ethernet1 | 1.1.3.3 | 112694     |         | 0     |
 | 684245 | v1:4     | ethernet1 | 1.1.3.3 | 112695     |         | 0     |
 | 684246 | v1:4     | ethernet1 | 1.1.3.3 | 112696     |         | 0     |
 | 684247 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 684248 | null     | null      | null    | unlabelled |         | 0     |
 | 684249 | null     | null      | null    | unlabelled |         | 0     |
 | 684250 | null     | null      | null    | unlabelled |         | 0     |
 | 684251 | null     | null      | null    | unlabelled |         | 0     |
 | 684252 | null     | null      | null    | unlabelled |         | 0     |
 | 693454 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 717949 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 811044 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 830817 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 837043 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#