here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 134900  | null     | null      | null    | unlabelled |         | 0     |
 | 134901  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 134902  | v1:6     | ethernet1 | 1234::2 | 588412     |         | 0     |
 | 134903  | v1:6     | ethernet1 | 1234::2 | 588413     |         | 0     |
 | 134904  | v1:6     | ethernet1 | 1234::2 | 588414     |         | 0     |
 | 134905  | null     | null      | null    | unlabelled |         | 0     |
 | 134906  | null     | null      | null    | unlabelled |         | 0     |
 | 134907  | null     | null      | null    | unlabelled |         | 0     |
 | 134908  | null     | null      | null    | unlabelled |         | 0     |
 | 134909  | null     | null      | null    | unlabelled |         | 0     |
 | 286492  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 415783  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 465719  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 492620  | null     | null      | null    | unlabelled |         | 0     |
 | 492621  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 492622  | v1:4     | ethernet1 | 1.1.1.2 | 313219     |         | 0     |
 | 492623  | v1:4     | ethernet1 | 1.1.1.2 | 313220     |         | 0     |
 | 492624  | v1:4     | ethernet1 | 1.1.1.2 | 313221     |         | 0     |
 | 492625  | null     | null      | null    | unlabelled |         | 0     |
 | 492626  | null     | null      | null    | unlabelled |         | 0     |
 | 492627  | null     | null      | null    | unlabelled |         | 0     |
 | 492628  | null     | null      | null    | unlabelled |         | 0     |
 | 492629  | null     | null      | null    | unlabelled |         | 0     |
 | 511357  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 612180  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 668908  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 684405  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 744921  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 992860  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1036106 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 5977   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 146126 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 218749 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 240007 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 249057 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 313217 | null     | null      | null    | unlabelled |         | 0     |
 | 313218 | v1:4     | ethernet1 | 1.1.1.1 | 492621     |         | 1280  |
 | 313219 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 313220 | v1:4     | ethernet2 | 1.1.2.3 | 362015     |         | 640   |
 | 313221 | v1:4     | ethernet2 | 1.1.2.3 | 362016     |         | 640   |
 | 313222 | null     | null      | null    | unlabelled |         | 0     |
 | 313223 | null     | null      | null    | unlabelled |         | 0     |
 | 313224 | null     | null      | null    | unlabelled |         | 0     |
 | 313225 | null     | null      | null    | unlabelled |         | 0     |
 | 313226 | null     | null      | null    | unlabelled |         | 0     |
 | 368387 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 394543 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 429890 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 506950 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 555892 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 588410 | null     | null      | null    | unlabelled |         | 0     |
 | 588411 | v1:6     | ethernet1 | 1234::1 | 134901     |         | 1280  |
 | 588412 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 588413 | v1:6     | ethernet2 | 1235::3 | 493301     |         | 640   |
 | 588414 | v1:6     | ethernet2 | 1235::3 | 493302     |         | 640   |
 | 588415 | null     | null      | null    | unlabelled |         | 0     |
 | 588416 | null     | null      | null    | unlabelled |         | 0     |
 | 588417 | null     | null      | null    | unlabelled |         | 0     |
 | 588418 | null     | null      | null    | unlabelled |         | 0     |
 | 588419 | null     | null      | null    | unlabelled |         | 0     |
 | 599284 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 645796 | v1:4     | ethernet1 | 1.1.1.1 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 52333   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 244657  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 271445  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 357637  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 362012  | null     | null      | null    | unlabelled |         | 0     |
 | 362013  | v1:4     | ethernet1 | 1.1.2.2 | 313218     |         | 640   |
 | 362014  | v1:4     | ethernet1 | 1.1.2.2 | 313219     |         | 640   |
 | 362015  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 362016  | v1:4     | ethernet2 | 1.1.3.4 | 701299     |         | 1280  |
 | 362017  | null     | null      | null    | unlabelled |         | 0     |
 | 362018  | null     | null      | null    | unlabelled |         | 0     |
 | 362019  | null     | null      | null    | unlabelled |         | 0     |
 | 362020  | null     | null      | null    | unlabelled |         | 0     |
 | 362021  | null     | null      | null    | unlabelled |         | 0     |
 | 368073  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 438653  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 484779  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 493298  | null     | null      | null    | unlabelled |         | 0     |
 | 493299  | v1:6     | ethernet1 | 1235::2 | 588411     |         | 640   |
 | 493300  | v1:6     | ethernet1 | 1235::2 | 588412     |         | 640   |
 | 493301  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 493302  | v1:6     | ethernet2 | 1236::4 | 242862     |         | 1280  |
 | 493303  | null     | null      | null    | unlabelled |         | 0     |
 | 493304  | null     | null      | null    | unlabelled |         | 0     |
 | 493305  | null     | null      | null    | unlabelled |         | 0     |
 | 493306  | null     | null      | null    | unlabelled |         | 0     |
 | 493307  | null     | null      | null    | unlabelled |         | 0     |
 | 640267  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 792916  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 866254  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 962286  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1047263 | v1:6     | ethernet2 | 1236::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 34826   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 206654  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 242858  | null     | null      | null    | unlabelled |         | 0     |
 | 242859  | v1:6     | ethernet1 | 1236::3 | 493299     |         | 0     |
 | 242860  | v1:6     | ethernet1 | 1236::3 | 493300     |         | 0     |
 | 242861  | v1:6     | ethernet1 | 1236::3 | 493301     |         | 0     |
 | 242862  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 242863  | null     | null      | null    | unlabelled |         | 0     |
 | 242864  | null     | null      | null    | unlabelled |         | 0     |
 | 242865  | null     | null      | null    | unlabelled |         | 0     |
 | 242866  | null     | null      | null    | unlabelled |         | 0     |
 | 242867  | null     | null      | null    | unlabelled |         | 0     |
 | 310043  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 459012  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 494069  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 546748  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 648393  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 683419  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 701295  | null     | null      | null    | unlabelled |         | 0     |
 | 701296  | v1:4     | ethernet1 | 1.1.3.3 | 362013     |         | 0     |
 | 701297  | v1:4     | ethernet1 | 1.1.3.3 | 362014     |         | 0     |
 | 701298  | v1:4     | ethernet1 | 1.1.3.3 | 362015     |         | 0     |
 | 701299  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 701300  | null     | null      | null    | unlabelled |         | 0     |
 | 701301  | null     | null      | null    | unlabelled |         | 0     |
 | 701302  | null     | null      | null    | unlabelled |         | 0     |
 | 701303  | null     | null      | null    | unlabelled |         | 0     |
 | 701304  | null     | null      | null    | unlabelled |         | 0     |
 | 792375  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1046681 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#