here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 80738  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 234069 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 276057 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 365524 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 411045 | null     | null      | null    | unlabelled |         | 0     |
 | 411046 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 411047 | v1:6     | ethernet1 | 1234::2 | 427744     |         | 0     |
 | 411048 | v1:6     | ethernet1 | 1234::2 | 427745     |         | 0     |
 | 411049 | v1:6     | ethernet1 | 1234::2 | 427746     |         | 0     |
 | 411050 | null     | null      | null    | unlabelled |         | 0     |
 | 411051 | null     | null      | null    | unlabelled |         | 0     |
 | 411052 | null     | null      | null    | unlabelled |         | 0     |
 | 411053 | null     | null      | null    | unlabelled |         | 0     |
 | 411054 | null     | null      | null    | unlabelled |         | 0     |
 | 458707 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 459581 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 484852 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 486936 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 832756 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 848965 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 900196 | null     | null      | null    | unlabelled |         | 0     |
 | 900197 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 900198 | v1:4     | ethernet1 | 1.1.1.2 | 572447     |         | 0     |
 | 900199 | v1:4     | ethernet1 | 1.1.1.2 | 572448     |         | 0     |
 | 900200 | v1:4     | ethernet1 | 1.1.1.2 | 572449     |         | 0     |
 | 900201 | null     | null      | null    | unlabelled |         | 0     |
 | 900202 | null     | null      | null    | unlabelled |         | 0     |
 | 900203 | null     | null      | null    | unlabelled |         | 0     |
 | 900204 | null     | null      | null    | unlabelled |         | 0     |
 | 900205 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 60268   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 79698   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 241813  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 305059  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 427742  | null     | null      | null    | unlabelled |         | 0     |
 | 427743  | v1:6     | ethernet1 | 1234::1 | 411046     |         | 1280  |
 | 427744  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 427745  | v1:6     | ethernet2 | 1235::3 | 159151     |         | 640   |
 | 427746  | v1:6     | ethernet2 | 1235::3 | 159152     |         | 640   |
 | 427747  | null     | null      | null    | unlabelled |         | 0     |
 | 427748  | null     | null      | null    | unlabelled |         | 0     |
 | 427749  | null     | null      | null    | unlabelled |         | 0     |
 | 427750  | null     | null      | null    | unlabelled |         | 0     |
 | 427751  | null     | null      | null    | unlabelled |         | 0     |
 | 525337  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 572445  | null     | null      | null    | unlabelled |         | 0     |
 | 572446  | v1:4     | ethernet1 | 1.1.1.1 | 900197     |         | 1280  |
 | 572447  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 572448  | v1:4     | ethernet2 | 1.1.2.3 | 976269     |         | 640   |
 | 572449  | v1:4     | ethernet2 | 1.1.2.3 | 976270     |         | 640   |
 | 572450  | null     | null      | null    | unlabelled |         | 0     |
 | 572451  | null     | null      | null    | unlabelled |         | 0     |
 | 572452  | null     | null      | null    | unlabelled |         | 0     |
 | 572453  | null     | null      | null    | unlabelled |         | 0     |
 | 572454  | null     | null      | null    | unlabelled |         | 0     |
 | 582847  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595304  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595315  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 602345  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 626360  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 678858  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1019877 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19124  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 159148 | null     | null      | null    | unlabelled |         | 0     |
 | 159149 | v1:6     | ethernet1 | 1235::2 | 427743     |         | 640   |
 | 159150 | v1:6     | ethernet1 | 1235::2 | 427744     |         | 640   |
 | 159151 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 159152 | v1:6     | ethernet2 | 1236::4 | 837709     |         | 1280  |
 | 159153 | null     | null      | null    | unlabelled |         | 0     |
 | 159154 | null     | null      | null    | unlabelled |         | 0     |
 | 159155 | null     | null      | null    | unlabelled |         | 0     |
 | 159156 | null     | null      | null    | unlabelled |         | 0     |
 | 159157 | null     | null      | null    | unlabelled |         | 0     |
 | 219007 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 253759 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 558269 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 639097 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 646144 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 687316 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 772049 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778349 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 838390 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 917081 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 922814 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 976266 | null     | null      | null    | unlabelled |         | 0     |
 | 976267 | v1:4     | ethernet1 | 1.1.2.2 | 572446     |         | 640   |
 | 976268 | v1:4     | ethernet1 | 1.1.2.2 | 572447     |         | 640   |
 | 976269 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 976270 | v1:4     | ethernet2 | 1.1.3.4 | 843448     |         | 1280  |
 | 976271 | null     | null      | null    | unlabelled |         | 0     |
 | 976272 | null     | null      | null    | unlabelled |         | 0     |
 | 976273 | null     | null      | null    | unlabelled |         | 0     |
 | 976274 | null     | null      | null    | unlabelled |         | 0     |
 | 976275 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 70235  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 114890 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 146128 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 180194 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363190 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 433687 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 750804 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 837705 | null     | null      | null    | unlabelled |         | 0     |
 | 837706 | v1:6     | ethernet1 | 1236::3 | 159149     |         | 0     |
 | 837707 | v1:6     | ethernet1 | 1236::3 | 159150     |         | 0     |
 | 837708 | v1:6     | ethernet1 | 1236::3 | 159151     |         | 0     |
 | 837709 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 837710 | null     | null      | null    | unlabelled |         | 0     |
 | 837711 | null     | null      | null    | unlabelled |         | 0     |
 | 837712 | null     | null      | null    | unlabelled |         | 0     |
 | 837713 | null     | null      | null    | unlabelled |         | 0     |
 | 837714 | null     | null      | null    | unlabelled |         | 0     |
 | 843444 | null     | null      | null    | unlabelled |         | 0     |
 | 843445 | v1:4     | ethernet1 | 1.1.3.3 | 976267     |         | 0     |
 | 843446 | v1:4     | ethernet1 | 1.1.3.3 | 976268     |         | 0     |
 | 843447 | v1:4     | ethernet1 | 1.1.3.3 | 976269     |         | 0     |
 | 843448 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 843449 | null     | null      | null    | unlabelled |         | 0     |
 | 843450 | null     | null      | null    | unlabelled |         | 0     |
 | 843451 | null     | null      | null    | unlabelled |         | 0     |
 | 843452 | null     | null      | null    | unlabelled |         | 0     |
 | 843453 | null     | null      | null    | unlabelled |         | 0     |
 | 867521 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 878089 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 882474 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#