here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 99579  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 129186 | null     | null      | null    | unlabelled |         | 0     |
 | 129187 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 129188 | v1:4     | ethernet1 | 1.1.1.2 | 206253     |         | 0     |
 | 129189 | v1:4     | ethernet1 | 1.1.1.2 | 206254     |         | 0     |
 | 129190 | v1:4     | ethernet1 | 1.1.1.2 | 206255     |         | 0     |
 | 129191 | null     | null      | null    | unlabelled |         | 0     |
 | 129192 | null     | null      | null    | unlabelled |         | 0     |
 | 129193 | null     | null      | null    | unlabelled |         | 0     |
 | 129194 | null     | null      | null    | unlabelled |         | 0     |
 | 129195 | null     | null      | null    | unlabelled |         | 0     |
 | 279463 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 301937 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 563385 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 730569 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 738685 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 751726 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 871149 | null     | null      | null    | unlabelled |         | 0     |
 | 871150 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 871151 | v1:6     | ethernet1 | 1234::2 | 799471     |         | 0     |
 | 871152 | v1:6     | ethernet1 | 1234::2 | 799472     |         | 0     |
 | 871153 | v1:6     | ethernet1 | 1234::2 | 799473     |         | 0     |
 | 871154 | null     | null      | null    | unlabelled |         | 0     |
 | 871155 | null     | null      | null    | unlabelled |         | 0     |
 | 871156 | null     | null      | null    | unlabelled |         | 0     |
 | 871157 | null     | null      | null    | unlabelled |         | 0     |
 | 871158 | null     | null      | null    | unlabelled |         | 0     |
 | 873662 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 899030 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 899141 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 112303 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 174681 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 177467 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 206251 | null     | null      | null    | unlabelled |         | 0     |
 | 206252 | v1:4     | ethernet1 | 1.1.1.1 | 129187     |         | 1280  |
 | 206253 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 206254 | v1:4     | ethernet2 | 1.1.2.3 | 862657     |         | 640   |
 | 206255 | v1:4     | ethernet2 | 1.1.2.3 | 862658     |         | 640   |
 | 206256 | null     | null      | null    | unlabelled |         | 0     |
 | 206257 | null     | null      | null    | unlabelled |         | 0     |
 | 206258 | null     | null      | null    | unlabelled |         | 0     |
 | 206259 | null     | null      | null    | unlabelled |         | 0     |
 | 206260 | null     | null      | null    | unlabelled |         | 0     |
 | 229293 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 256517 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 277068 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 361717 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 590769 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 637523 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 701301 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 724794 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 798877 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 799469 | null     | null      | null    | unlabelled |         | 0     |
 | 799470 | v1:6     | ethernet1 | 1234::1 | 871150     |         | 1280  |
 | 799471 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 799472 | v1:6     | ethernet2 | 1235::3 | 410099     |         | 640   |
 | 799473 | v1:6     | ethernet2 | 1235::3 | 410100     |         | 640   |
 | 799474 | null     | null      | null    | unlabelled |         | 0     |
 | 799475 | null     | null      | null    | unlabelled |         | 0     |
 | 799476 | null     | null      | null    | unlabelled |         | 0     |
 | 799477 | null     | null      | null    | unlabelled |         | 0     |
 | 799478 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 41559  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 329618 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 360709 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 410096 | null     | null      | null    | unlabelled |         | 0     |
 | 410097 | v1:6     | ethernet1 | 1235::2 | 799470     |         | 640   |
 | 410098 | v1:6     | ethernet1 | 1235::2 | 799471     |         | 640   |
 | 410099 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 410100 | v1:6     | ethernet2 | 1236::4 | 341892     |         | 1280  |
 | 410101 | null     | null      | null    | unlabelled |         | 0     |
 | 410102 | null     | null      | null    | unlabelled |         | 0     |
 | 410103 | null     | null      | null    | unlabelled |         | 0     |
 | 410104 | null     | null      | null    | unlabelled |         | 0     |
 | 410105 | null     | null      | null    | unlabelled |         | 0     |
 | 473657 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 480251 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 529835 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 688098 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 690398 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 735789 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 771550 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 862654 | null     | null      | null    | unlabelled |         | 0     |
 | 862655 | v1:4     | ethernet1 | 1.1.2.2 | 206252     |         | 640   |
 | 862656 | v1:4     | ethernet1 | 1.1.2.2 | 206253     |         | 640   |
 | 862657 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 862658 | v1:4     | ethernet2 | 1.1.3.4 | 276070     |         | 1280  |
 | 862659 | null     | null      | null    | unlabelled |         | 0     |
 | 862660 | null     | null      | null    | unlabelled |         | 0     |
 | 862661 | null     | null      | null    | unlabelled |         | 0     |
 | 862662 | null     | null      | null    | unlabelled |         | 0     |
 | 862663 | null     | null      | null    | unlabelled |         | 0     |
 | 898203 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 991085 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64052  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 79533  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 101375 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 276066 | null     | null      | null    | unlabelled |         | 0     |
 | 276067 | v1:4     | ethernet1 | 1.1.3.3 | 862655     |         | 0     |
 | 276068 | v1:4     | ethernet1 | 1.1.3.3 | 862656     |         | 0     |
 | 276069 | v1:4     | ethernet1 | 1.1.3.3 | 862657     |         | 0     |
 | 276070 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 276071 | null     | null      | null    | unlabelled |         | 0     |
 | 276072 | null     | null      | null    | unlabelled |         | 0     |
 | 276073 | null     | null      | null    | unlabelled |         | 0     |
 | 276074 | null     | null      | null    | unlabelled |         | 0     |
 | 276075 | null     | null      | null    | unlabelled |         | 0     |
 | 341888 | null     | null      | null    | unlabelled |         | 0     |
 | 341889 | v1:6     | ethernet1 | 1236::3 | 410097     |         | 0     |
 | 341890 | v1:6     | ethernet1 | 1236::3 | 410098     |         | 0     |
 | 341891 | v1:6     | ethernet1 | 1236::3 | 410099     |         | 0     |
 | 341892 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 341893 | null     | null      | null    | unlabelled |         | 0     |
 | 341894 | null     | null      | null    | unlabelled |         | 0     |
 | 341895 | null     | null      | null    | unlabelled |         | 0     |
 | 341896 | null     | null      | null    | unlabelled |         | 0     |
 | 341897 | null     | null      | null    | unlabelled |         | 0     |
 | 404534 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 590868 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 604348 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 629179 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 828133 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 835878 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 842575 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#