here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 770     | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 13365   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 29254   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 195307  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 238540  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 284500  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 336113  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 572779  | null     | null      | null    | unlabelled |         | 0     |
 | 572780  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 572781  | v1:4     | ethernet1 | 1.1.1.2 | 110490     |         | 0     |
 | 572782  | v1:4     | ethernet1 | 1.1.1.2 | 110491     |         | 0     |
 | 572783  | v1:4     | ethernet1 | 1.1.1.2 | 110492     |         | 0     |
 | 572784  | null     | null      | null    | unlabelled |         | 0     |
 | 572785  | null     | null      | null    | unlabelled |         | 0     |
 | 572786  | null     | null      | null    | unlabelled |         | 0     |
 | 572787  | null     | null      | null    | unlabelled |         | 0     |
 | 572788  | null     | null      | null    | unlabelled |         | 0     |
 | 723765  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 758014  | null     | null      | null    | unlabelled |         | 0     |
 | 758015  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 758016  | v1:6     | ethernet1 | 1234::2 | 659756     |         | 0     |
 | 758017  | v1:6     | ethernet1 | 1234::2 | 659757     |         | 0     |
 | 758018  | v1:6     | ethernet1 | 1234::2 | 659758     |         | 0     |
 | 758019  | null     | null      | null    | unlabelled |         | 0     |
 | 758020  | null     | null      | null    | unlabelled |         | 0     |
 | 758021  | null     | null      | null    | unlabelled |         | 0     |
 | 758022  | null     | null      | null    | unlabelled |         | 0     |
 | 758023  | null     | null      | null    | unlabelled |         | 0     |
 | 909529  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1004824 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 29370   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 110488  | null     | null      | null    | unlabelled |         | 0     |
 | 110489  | v1:4     | ethernet1 | 1.1.1.1 | 572780     |         | 1280  |
 | 110490  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 110491  | v1:4     | ethernet2 | 1.1.2.3 | 457159     |         | 640   |
 | 110492  | v1:4     | ethernet2 | 1.1.2.3 | 457160     |         | 640   |
 | 110493  | null     | null      | null    | unlabelled |         | 0     |
 | 110494  | null     | null      | null    | unlabelled |         | 0     |
 | 110495  | null     | null      | null    | unlabelled |         | 0     |
 | 110496  | null     | null      | null    | unlabelled |         | 0     |
 | 110497  | null     | null      | null    | unlabelled |         | 0     |
 | 263271  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 297986  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 320339  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 571898  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 659754  | null     | null      | null    | unlabelled |         | 0     |
 | 659755  | v1:6     | ethernet1 | 1234::1 | 758015     |         | 1280  |
 | 659756  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 659757  | v1:6     | ethernet2 | 1235::3 | 765176     |         | 640   |
 | 659758  | v1:6     | ethernet2 | 1235::3 | 765177     |         | 640   |
 | 659759  | null     | null      | null    | unlabelled |         | 0     |
 | 659760  | null     | null      | null    | unlabelled |         | 0     |
 | 659761  | null     | null      | null    | unlabelled |         | 0     |
 | 659762  | null     | null      | null    | unlabelled |         | 0     |
 | 659763  | null     | null      | null    | unlabelled |         | 0     |
 | 768668  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 788587  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 888804  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 926664  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 945446  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1024454 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1025998 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 159668 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 400999 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 408035 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 457156 | null     | null      | null    | unlabelled |         | 0     |
 | 457157 | v1:4     | ethernet1 | 1.1.2.2 | 110489     |         | 640   |
 | 457158 | v1:4     | ethernet1 | 1.1.2.2 | 110490     |         | 640   |
 | 457159 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 457160 | v1:4     | ethernet2 | 1.1.3.4 | 976038     |         | 1280  |
 | 457161 | null     | null      | null    | unlabelled |         | 0     |
 | 457162 | null     | null      | null    | unlabelled |         | 0     |
 | 457163 | null     | null      | null    | unlabelled |         | 0     |
 | 457164 | null     | null      | null    | unlabelled |         | 0     |
 | 457165 | null     | null      | null    | unlabelled |         | 0     |
 | 462538 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 588972 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 620457 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 628774 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 658350 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 694040 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 765173 | null     | null      | null    | unlabelled |         | 0     |
 | 765174 | v1:6     | ethernet1 | 1235::2 | 659755     |         | 640   |
 | 765175 | v1:6     | ethernet1 | 1235::2 | 659756     |         | 640   |
 | 765176 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 765177 | v1:6     | ethernet2 | 1236::4 | 273754     |         | 1280  |
 | 765178 | null     | null      | null    | unlabelled |         | 0     |
 | 765179 | null     | null      | null    | unlabelled |         | 0     |
 | 765180 | null     | null      | null    | unlabelled |         | 0     |
 | 765181 | null     | null      | null    | unlabelled |         | 0     |
 | 765182 | null     | null      | null    | unlabelled |         | 0     |
 | 899313 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 964595 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 983427 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 172178 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 223258 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 273750 | null     | null      | null    | unlabelled |         | 0     |
 | 273751 | v1:6     | ethernet1 | 1236::3 | 765174     |         | 0     |
 | 273752 | v1:6     | ethernet1 | 1236::3 | 765175     |         | 0     |
 | 273753 | v1:6     | ethernet1 | 1236::3 | 765176     |         | 0     |
 | 273754 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 273755 | null     | null      | null    | unlabelled |         | 0     |
 | 273756 | null     | null      | null    | unlabelled |         | 0     |
 | 273757 | null     | null      | null    | unlabelled |         | 0     |
 | 273758 | null     | null      | null    | unlabelled |         | 0     |
 | 273759 | null     | null      | null    | unlabelled |         | 0     |
 | 277264 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 485493 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 527206 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 537728 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 571417 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 632926 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 693981 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 841407 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 976034 | null     | null      | null    | unlabelled |         | 0     |
 | 976035 | v1:4     | ethernet1 | 1.1.3.3 | 457157     |         | 0     |
 | 976036 | v1:4     | ethernet1 | 1.1.3.3 | 457158     |         | 0     |
 | 976037 | v1:4     | ethernet1 | 1.1.3.3 | 457159     |         | 0     |
 | 976038 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 976039 | null     | null      | null    | unlabelled |         | 0     |
 | 976040 | null     | null      | null    | unlabelled |         | 0     |
 | 976041 | null     | null      | null    | unlabelled |         | 0     |
 | 976042 | null     | null      | null    | unlabelled |         | 0     |
 | 976043 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#