here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 33776  | null     | null      | null    | unlabelled |         | 0     |
 | 33777  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 33778  | v1:4     | ethernet1 | 1.1.1.2 | 195799     |         | 0     |
 | 33779  | v1:4     | ethernet1 | 1.1.1.2 | 195800     |         | 0     |
 | 33780  | v1:4     | ethernet1 | 1.1.1.2 | 195801     |         | 0     |
 | 33781  | null     | null      | null    | unlabelled |         | 0     |
 | 33782  | null     | null      | null    | unlabelled |         | 0     |
 | 33783  | null     | null      | null    | unlabelled |         | 0     |
 | 33784  | null     | null      | null    | unlabelled |         | 0     |
 | 33785  | null     | null      | null    | unlabelled |         | 0     |
 | 106650 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 124700 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 253693 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 264529 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 325252 | null     | null      | null    | unlabelled |         | 0     |
 | 325253 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 325254 | v1:6     | ethernet1 | 1234::2 | 844076     |         | 0     |
 | 325255 | v1:6     | ethernet1 | 1234::2 | 844077     |         | 0     |
 | 325256 | v1:6     | ethernet1 | 1234::2 | 844078     |         | 0     |
 | 325257 | null     | null      | null    | unlabelled |         | 0     |
 | 325258 | null     | null      | null    | unlabelled |         | 0     |
 | 325259 | null     | null      | null    | unlabelled |         | 0     |
 | 325260 | null     | null      | null    | unlabelled |         | 0     |
 | 325261 | null     | null      | null    | unlabelled |         | 0     |
 | 327323 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 412477 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 564812 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 568661 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 669474 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 870890 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 195797 | null     | null      | null    | unlabelled |         | 0     |
 | 195798 | v1:4     | ethernet1 | 1.1.1.1 | 33777      |         | 1280  |
 | 195799 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 195800 | v1:4     | ethernet2 | 1.1.2.3 | 317666     |         | 640   |
 | 195801 | v1:4     | ethernet2 | 1.1.2.3 | 317667     |         | 640   |
 | 195802 | null     | null      | null    | unlabelled |         | 0     |
 | 195803 | null     | null      | null    | unlabelled |         | 0     |
 | 195804 | null     | null      | null    | unlabelled |         | 0     |
 | 195805 | null     | null      | null    | unlabelled |         | 0     |
 | 195806 | null     | null      | null    | unlabelled |         | 0     |
 | 203388 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 286061 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 317011 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 367440 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 382025 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 385027 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 560354 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 642671 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 742352 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 751000 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 786668 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 844074 | null     | null      | null    | unlabelled |         | 0     |
 | 844075 | v1:6     | ethernet1 | 1234::1 | 325253     |         | 1280  |
 | 844076 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 844077 | v1:6     | ethernet2 | 1235::3 | 327290     |         | 640   |
 | 844078 | v1:6     | ethernet2 | 1235::3 | 327291     |         | 640   |
 | 844079 | null     | null      | null    | unlabelled |         | 0     |
 | 844080 | null     | null      | null    | unlabelled |         | 0     |
 | 844081 | null     | null      | null    | unlabelled |         | 0     |
 | 844082 | null     | null      | null    | unlabelled |         | 0     |
 | 844083 | null     | null      | null    | unlabelled |         | 0     |
 | 940440 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 11016  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 260615 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 275933 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 300017 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 309100 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 317663 | null     | null      | null    | unlabelled |         | 0     |
 | 317664 | v1:4     | ethernet1 | 1.1.2.2 | 195798     |         | 640   |
 | 317665 | v1:4     | ethernet1 | 1.1.2.2 | 195799     |         | 640   |
 | 317666 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 317667 | v1:4     | ethernet2 | 1.1.3.4 | 143729     |         | 1280  |
 | 317668 | null     | null      | null    | unlabelled |         | 0     |
 | 317669 | null     | null      | null    | unlabelled |         | 0     |
 | 317670 | null     | null      | null    | unlabelled |         | 0     |
 | 317671 | null     | null      | null    | unlabelled |         | 0     |
 | 317672 | null     | null      | null    | unlabelled |         | 0     |
 | 327287 | null     | null      | null    | unlabelled |         | 0     |
 | 327288 | v1:6     | ethernet1 | 1235::2 | 844075     |         | 640   |
 | 327289 | v1:6     | ethernet1 | 1235::2 | 844076     |         | 640   |
 | 327290 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 327291 | v1:6     | ethernet2 | 1236::4 | 345620     |         | 1280  |
 | 327292 | null     | null      | null    | unlabelled |         | 0     |
 | 327293 | null     | null      | null    | unlabelled |         | 0     |
 | 327294 | null     | null      | null    | unlabelled |         | 0     |
 | 327295 | null     | null      | null    | unlabelled |         | 0     |
 | 327296 | null     | null      | null    | unlabelled |         | 0     |
 | 460526 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 535411 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 743414 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 804424 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 915242 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 916142 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 975883 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 12616  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 90467  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 143725 | null     | null      | null    | unlabelled |         | 0     |
 | 143726 | v1:4     | ethernet1 | 1.1.3.3 | 317664     |         | 0     |
 | 143727 | v1:4     | ethernet1 | 1.1.3.3 | 317665     |         | 0     |
 | 143728 | v1:4     | ethernet1 | 1.1.3.3 | 317666     |         | 0     |
 | 143729 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 143730 | null     | null      | null    | unlabelled |         | 0     |
 | 143731 | null     | null      | null    | unlabelled |         | 0     |
 | 143732 | null     | null      | null    | unlabelled |         | 0     |
 | 143733 | null     | null      | null    | unlabelled |         | 0     |
 | 143734 | null     | null      | null    | unlabelled |         | 0     |
 | 167150 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 191023 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 192113 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 204077 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 337358 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 345616 | null     | null      | null    | unlabelled |         | 0     |
 | 345617 | v1:6     | ethernet1 | 1236::3 | 327288     |         | 0     |
 | 345618 | v1:6     | ethernet1 | 1236::3 | 327289     |         | 0     |
 | 345619 | v1:6     | ethernet1 | 1236::3 | 327290     |         | 0     |
 | 345620 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 345621 | null     | null      | null    | unlabelled |         | 0     |
 | 345622 | null     | null      | null    | unlabelled |         | 0     |
 | 345623 | null     | null      | null    | unlabelled |         | 0     |
 | 345624 | null     | null      | null    | unlabelled |         | 0     |
 | 345625 | null     | null      | null    | unlabelled |         | 0     |
 | 367195 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 584509 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 965776 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#