here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 76404  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 105534 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 217080 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 274199 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 308647 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 407947 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 422172 | null     | null      | null    | unlabelled |         | 0     |
 | 422173 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 422174 | v1:4     | ethernet1 | 1.1.1.2 | 478806     |         | 0     |
 | 422175 | v1:4     | ethernet1 | 1.1.1.2 | 478807     |         | 0     |
 | 422176 | v1:4     | ethernet1 | 1.1.1.2 | 478808     |         | 0     |
 | 422177 | null     | null      | null    | unlabelled |         | 0     |
 | 422178 | null     | null      | null    | unlabelled |         | 0     |
 | 422179 | null     | null      | null    | unlabelled |         | 0     |
 | 422180 | null     | null      | null    | unlabelled |         | 0     |
 | 422181 | null     | null      | null    | unlabelled |         | 0     |
 | 565187 | null     | null      | null    | unlabelled |         | 0     |
 | 565188 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 565189 | v1:6     | ethernet1 | 1234::2 | 182976     |         | 0     |
 | 565190 | v1:6     | ethernet1 | 1234::2 | 182977     |         | 0     |
 | 565191 | v1:6     | ethernet1 | 1234::2 | 182978     |         | 0     |
 | 565192 | null     | null      | null    | unlabelled |         | 0     |
 | 565193 | null     | null      | null    | unlabelled |         | 0     |
 | 565194 | null     | null      | null    | unlabelled |         | 0     |
 | 565195 | null     | null      | null    | unlabelled |         | 0     |
 | 565196 | null     | null      | null    | unlabelled |         | 0     |
 | 639747 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 837489 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 839988 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 914396 | v1:4     | ethernet1 | 1.1.1.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30220  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 182974 | null     | null      | null    | unlabelled |         | 0     |
 | 182975 | v1:6     | ethernet1 | 1234::1 | 565188     |         | 1280  |
 | 182976 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 182977 | v1:6     | ethernet2 | 1235::3 | 1005443    |         | 640   |
 | 182978 | v1:6     | ethernet2 | 1235::3 | 1005444    |         | 640   |
 | 182979 | null     | null      | null    | unlabelled |         | 0     |
 | 182980 | null     | null      | null    | unlabelled |         | 0     |
 | 182981 | null     | null      | null    | unlabelled |         | 0     |
 | 182982 | null     | null      | null    | unlabelled |         | 0     |
 | 182983 | null     | null      | null    | unlabelled |         | 0     |
 | 374596 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 398090 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 457079 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 478804 | null     | null      | null    | unlabelled |         | 0     |
 | 478805 | v1:4     | ethernet1 | 1.1.1.1 | 422173     |         | 1280  |
 | 478806 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 478807 | v1:4     | ethernet2 | 1.1.2.3 | 136005     |         | 640   |
 | 478808 | v1:4     | ethernet2 | 1.1.2.3 | 136006     |         | 640   |
 | 478809 | null     | null      | null    | unlabelled |         | 0     |
 | 478810 | null     | null      | null    | unlabelled |         | 0     |
 | 478811 | null     | null      | null    | unlabelled |         | 0     |
 | 478812 | null     | null      | null    | unlabelled |         | 0     |
 | 478813 | null     | null      | null    | unlabelled |         | 0     |
 | 487578 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 556650 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 562343 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651672 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 671031 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 682508 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 811820 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 985880 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 48269   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 64120   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 65762   | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 88151   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 131242  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 136002  | null     | null      | null    | unlabelled |         | 0     |
 | 136003  | v1:4     | ethernet1 | 1.1.2.2 | 478805     |         | 640   |
 | 136004  | v1:4     | ethernet1 | 1.1.2.2 | 478806     |         | 640   |
 | 136005  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 136006  | v1:4     | ethernet2 | 1.1.3.4 | 807419     |         | 1280  |
 | 136007  | null     | null      | null    | unlabelled |         | 0     |
 | 136008  | null     | null      | null    | unlabelled |         | 0     |
 | 136009  | null     | null      | null    | unlabelled |         | 0     |
 | 136010  | null     | null      | null    | unlabelled |         | 0     |
 | 136011  | null     | null      | null    | unlabelled |         | 0     |
 | 175324  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 226172  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 390134  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395065  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 419118  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 722661  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 731275  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1005440 | null     | null      | null    | unlabelled |         | 0     |
 | 1005441 | v1:6     | ethernet1 | 1235::2 | 182975     |         | 640   |
 | 1005442 | v1:6     | ethernet1 | 1235::2 | 182976     |         | 640   |
 | 1005443 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1005444 | v1:6     | ethernet2 | 1236::4 | 1035574    |         | 1280  |
 | 1005445 | null     | null      | null    | unlabelled |         | 0     |
 | 1005446 | null     | null      | null    | unlabelled |         | 0     |
 | 1005447 | null     | null      | null    | unlabelled |         | 0     |
 | 1005448 | null     | null      | null    | unlabelled |         | 0     |
 | 1005449 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 32357   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 35425   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 210909  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 519752  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 535304  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 550075  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 640856  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 654662  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 807415  | null     | null      | null    | unlabelled |         | 0     |
 | 807416  | v1:4     | ethernet1 | 1.1.3.3 | 136003     |         | 0     |
 | 807417  | v1:4     | ethernet1 | 1.1.3.3 | 136004     |         | 0     |
 | 807418  | v1:4     | ethernet1 | 1.1.3.3 | 136005     |         | 0     |
 | 807419  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 807420  | null     | null      | null    | unlabelled |         | 0     |
 | 807421  | null     | null      | null    | unlabelled |         | 0     |
 | 807422  | null     | null      | null    | unlabelled |         | 0     |
 | 807423  | null     | null      | null    | unlabelled |         | 0     |
 | 807424  | null     | null      | null    | unlabelled |         | 0     |
 | 857199  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 986241  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1035570 | null     | null      | null    | unlabelled |         | 0     |
 | 1035571 | v1:6     | ethernet1 | 1236::3 | 1005441    |         | 0     |
 | 1035572 | v1:6     | ethernet1 | 1236::3 | 1005442    |         | 0     |
 | 1035573 | v1:6     | ethernet1 | 1236::3 | 1005443    |         | 0     |
 | 1035574 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1035575 | null     | null      | null    | unlabelled |         | 0     |
 | 1035576 | null     | null      | null    | unlabelled |         | 0     |
 | 1035577 | null     | null      | null    | unlabelled |         | 0     |
 | 1035578 | null     | null      | null    | unlabelled |         | 0     |
 | 1035579 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#