here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 93547  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 98247  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 216142 | null     | null      | null    | unlabelled |         | 0     |
 | 216143 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 216144 | v1:6     | ethernet1 | 1234::2 | 447375     |         | 0     |
 | 216145 | v1:6     | ethernet1 | 1234::2 | 447376     |         | 0     |
 | 216146 | v1:6     | ethernet1 | 1234::2 | 447377     |         | 0     |
 | 216147 | null     | null      | null    | unlabelled |         | 0     |
 | 216148 | null     | null      | null    | unlabelled |         | 0     |
 | 216149 | null     | null      | null    | unlabelled |         | 0     |
 | 216150 | null     | null      | null    | unlabelled |         | 0     |
 | 216151 | null     | null      | null    | unlabelled |         | 0     |
 | 263150 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 518522 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 524367 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 635079 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 672176 | null     | null      | null    | unlabelled |         | 0     |
 | 672177 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 672178 | v1:4     | ethernet1 | 1.1.1.2 | 889458     |         | 0     |
 | 672179 | v1:4     | ethernet1 | 1.1.1.2 | 889459     |         | 0     |
 | 672180 | v1:4     | ethernet1 | 1.1.1.2 | 889460     |         | 0     |
 | 672181 | null     | null      | null    | unlabelled |         | 0     |
 | 672182 | null     | null      | null    | unlabelled |         | 0     |
 | 672183 | null     | null      | null    | unlabelled |         | 0     |
 | 672184 | null     | null      | null    | unlabelled |         | 0     |
 | 672185 | null     | null      | null    | unlabelled |         | 0     |
 | 810291 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 894597 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 935008 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 967171 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 15588   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 259928  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 341443  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 447373  | null     | null      | null    | unlabelled |         | 0     |
 | 447374  | v1:6     | ethernet1 | 1234::1 | 216143     |         | 1280  |
 | 447375  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 447376  | v1:6     | ethernet2 | 1235::3 | 553681     |         | 640   |
 | 447377  | v1:6     | ethernet2 | 1235::3 | 553682     |         | 640   |
 | 447378  | null     | null      | null    | unlabelled |         | 0     |
 | 447379  | null     | null      | null    | unlabelled |         | 0     |
 | 447380  | null     | null      | null    | unlabelled |         | 0     |
 | 447381  | null     | null      | null    | unlabelled |         | 0     |
 | 447382  | null     | null      | null    | unlabelled |         | 0     |
 | 564420  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 574965  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 590800  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 785167  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 889456  | null     | null      | null    | unlabelled |         | 0     |
 | 889457  | v1:4     | ethernet1 | 1.1.1.1 | 672177     |         | 1280  |
 | 889458  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 889459  | v1:4     | ethernet2 | 1.1.2.3 | 589878     |         | 640   |
 | 889460  | v1:4     | ethernet2 | 1.1.2.3 | 589879     |         | 640   |
 | 889461  | null     | null      | null    | unlabelled |         | 0     |
 | 889462  | null     | null      | null    | unlabelled |         | 0     |
 | 889463  | null     | null      | null    | unlabelled |         | 0     |
 | 889464  | null     | null      | null    | unlabelled |         | 0     |
 | 889465  | null     | null      | null    | unlabelled |         | 0     |
 | 892389  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 948452  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 959748  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1014915 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1035438 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 37956  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56126  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 210951 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 330879 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 529930 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 548559 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 553678 | null     | null      | null    | unlabelled |         | 0     |
 | 553679 | v1:6     | ethernet1 | 1235::2 | 447374     |         | 640   |
 | 553680 | v1:6     | ethernet1 | 1235::2 | 447375     |         | 640   |
 | 553681 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 553682 | v1:6     | ethernet2 | 1236::4 | 676269     |         | 1280  |
 | 553683 | null     | null      | null    | unlabelled |         | 0     |
 | 553684 | null     | null      | null    | unlabelled |         | 0     |
 | 553685 | null     | null      | null    | unlabelled |         | 0     |
 | 553686 | null     | null      | null    | unlabelled |         | 0     |
 | 553687 | null     | null      | null    | unlabelled |         | 0     |
 | 589875 | null     | null      | null    | unlabelled |         | 0     |
 | 589876 | v1:4     | ethernet1 | 1.1.2.2 | 889457     |         | 640   |
 | 589877 | v1:4     | ethernet1 | 1.1.2.2 | 889458     |         | 640   |
 | 589878 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 589879 | v1:4     | ethernet2 | 1.1.3.4 | 943721     |         | 1280  |
 | 589880 | null     | null      | null    | unlabelled |         | 0     |
 | 589881 | null     | null      | null    | unlabelled |         | 0     |
 | 589882 | null     | null      | null    | unlabelled |         | 0     |
 | 589883 | null     | null      | null    | unlabelled |         | 0     |
 | 589884 | null     | null      | null    | unlabelled |         | 0     |
 | 771327 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 837219 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 894917 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 899980 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 938592 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 976143 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 378203 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 395641 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 490271 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 510712 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 554322 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 676265 | null     | null      | null    | unlabelled |         | 0     |
 | 676266 | v1:6     | ethernet1 | 1236::3 | 553679     |         | 0     |
 | 676267 | v1:6     | ethernet1 | 1236::3 | 553680     |         | 0     |
 | 676268 | v1:6     | ethernet1 | 1236::3 | 553681     |         | 0     |
 | 676269 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 676270 | null     | null      | null    | unlabelled |         | 0     |
 | 676271 | null     | null      | null    | unlabelled |         | 0     |
 | 676272 | null     | null      | null    | unlabelled |         | 0     |
 | 676273 | null     | null      | null    | unlabelled |         | 0     |
 | 676274 | null     | null      | null    | unlabelled |         | 0     |
 | 856034 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 872033 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 938531 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 943717 | null     | null      | null    | unlabelled |         | 0     |
 | 943718 | v1:4     | ethernet1 | 1.1.3.3 | 589876     |         | 0     |
 | 943719 | v1:4     | ethernet1 | 1.1.3.3 | 589877     |         | 0     |
 | 943720 | v1:4     | ethernet1 | 1.1.3.3 | 589878     |         | 0     |
 | 943721 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 943722 | null     | null      | null    | unlabelled |         | 0     |
 | 943723 | null     | null      | null    | unlabelled |         | 0     |
 | 943724 | null     | null      | null    | unlabelled |         | 0     |
 | 943725 | null     | null      | null    | unlabelled |         | 0     |
 | 943726 | null     | null      | null    | unlabelled |         | 0     |
 | 945094 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 972216 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#