here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 256154  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 321559  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 421749  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 422705  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 440013  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 509260  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 509712  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 521058  | null     | null      | null    | unlabelled |         | 0     |
 | 521059  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 521060  | v1:6     | ethernet1 | 1234::2 | 767648     |         | 0     |
 | 521061  | v1:6     | ethernet1 | 1234::2 | 767649     |         | 0     |
 | 521062  | v1:6     | ethernet1 | 1234::2 | 767650     |         | 0     |
 | 521063  | null     | null      | null    | unlabelled |         | 0     |
 | 521064  | null     | null      | null    | unlabelled |         | 0     |
 | 521065  | null     | null      | null    | unlabelled |         | 0     |
 | 521066  | null     | null      | null    | unlabelled |         | 0     |
 | 521067  | null     | null      | null    | unlabelled |         | 0     |
 | 794529  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 909354  | null     | null      | null    | unlabelled |         | 0     |
 | 909355  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 909356  | v1:4     | ethernet1 | 1.1.1.2 | 623818     |         | 0     |
 | 909357  | v1:4     | ethernet1 | 1.1.1.2 | 623819     |         | 0     |
 | 909358  | v1:4     | ethernet1 | 1.1.1.2 | 623820     |         | 0     |
 | 909359  | null     | null      | null    | unlabelled |         | 0     |
 | 909360  | null     | null      | null    | unlabelled |         | 0     |
 | 909361  | null     | null      | null    | unlabelled |         | 0     |
 | 909362  | null     | null      | null    | unlabelled |         | 0     |
 | 909363  | null     | null      | null    | unlabelled |         | 0     |
 | 974218  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1036259 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 114344 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 285455 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 296699 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 357718 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385155 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 490646 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 534801 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 615158 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 623816 | null     | null      | null    | unlabelled |         | 0     |
 | 623817 | v1:4     | ethernet1 | 1.1.1.1 | 909355     |         | 1280  |
 | 623818 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 623819 | v1:4     | ethernet2 | 1.1.2.3 | 262415     |         | 640   |
 | 623820 | v1:4     | ethernet2 | 1.1.2.3 | 262416     |         | 640   |
 | 623821 | null     | null      | null    | unlabelled |         | 0     |
 | 623822 | null     | null      | null    | unlabelled |         | 0     |
 | 623823 | null     | null      | null    | unlabelled |         | 0     |
 | 623824 | null     | null      | null    | unlabelled |         | 0     |
 | 623825 | null     | null      | null    | unlabelled |         | 0     |
 | 706378 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 767646 | null     | null      | null    | unlabelled |         | 0     |
 | 767647 | v1:6     | ethernet1 | 1234::1 | 521059     |         | 1280  |
 | 767648 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 767649 | v1:6     | ethernet2 | 1235::3 | 997449     |         | 640   |
 | 767650 | v1:6     | ethernet2 | 1235::3 | 997450     |         | 640   |
 | 767651 | null     | null      | null    | unlabelled |         | 0     |
 | 767652 | null     | null      | null    | unlabelled |         | 0     |
 | 767653 | null     | null      | null    | unlabelled |         | 0     |
 | 767654 | null     | null      | null    | unlabelled |         | 0     |
 | 767655 | null     | null      | null    | unlabelled |         | 0     |
 | 840299 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 903418 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 949317 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 36893  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 73064  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 262412 | null     | null      | null    | unlabelled |         | 0     |
 | 262413 | v1:4     | ethernet1 | 1.1.2.2 | 623817     |         | 640   |
 | 262414 | v1:4     | ethernet1 | 1.1.2.2 | 623818     |         | 640   |
 | 262415 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 262416 | v1:4     | ethernet2 | 1.1.3.4 | 845246     |         | 1280  |
 | 262417 | null     | null      | null    | unlabelled |         | 0     |
 | 262418 | null     | null      | null    | unlabelled |         | 0     |
 | 262419 | null     | null      | null    | unlabelled |         | 0     |
 | 262420 | null     | null      | null    | unlabelled |         | 0     |
 | 262421 | null     | null      | null    | unlabelled |         | 0     |
 | 272591 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 562306 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 625656 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 668468 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 718506 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 747952 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 799019 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 819527 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 980685 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 986947 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 997446 | null     | null      | null    | unlabelled |         | 0     |
 | 997447 | v1:6     | ethernet1 | 1235::2 | 767647     |         | 640   |
 | 997448 | v1:6     | ethernet1 | 1235::2 | 767648     |         | 640   |
 | 997449 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 997450 | v1:6     | ethernet2 | 1236::4 | 939055     |         | 1280  |
 | 997451 | null     | null      | null    | unlabelled |         | 0     |
 | 997452 | null     | null      | null    | unlabelled |         | 0     |
 | 997453 | null     | null      | null    | unlabelled |         | 0     |
 | 997454 | null     | null      | null    | unlabelled |         | 0     |
 | 997455 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 117507 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 289656 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 362618 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 618907 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 663294 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684264 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 699874 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 762415 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 845242 | null     | null      | null    | unlabelled |         | 0     |
 | 845243 | v1:4     | ethernet1 | 1.1.3.3 | 262413     |         | 0     |
 | 845244 | v1:4     | ethernet1 | 1.1.3.3 | 262414     |         | 0     |
 | 845245 | v1:4     | ethernet1 | 1.1.3.3 | 262415     |         | 0     |
 | 845246 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 845247 | null     | null      | null    | unlabelled |         | 0     |
 | 845248 | null     | null      | null    | unlabelled |         | 0     |
 | 845249 | null     | null      | null    | unlabelled |         | 0     |
 | 845250 | null     | null      | null    | unlabelled |         | 0     |
 | 845251 | null     | null      | null    | unlabelled |         | 0     |
 | 870732 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 881010 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 939051 | null     | null      | null    | unlabelled |         | 0     |
 | 939052 | v1:6     | ethernet1 | 1236::3 | 997447     |         | 0     |
 | 939053 | v1:6     | ethernet1 | 1236::3 | 997448     |         | 0     |
 | 939054 | v1:6     | ethernet1 | 1236::3 | 997449     |         | 0     |
 | 939055 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 939056 | null     | null      | null    | unlabelled |         | 0     |
 | 939057 | null     | null      | null    | unlabelled |         | 0     |
 | 939058 | null     | null      | null    | unlabelled |         | 0     |
 | 939059 | null     | null      | null    | unlabelled |         | 0     |
 | 939060 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#