here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 72900  | null     | null      | null    | unlabelled |         | 0     |
 | 72901  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 72902  | v1:4     | ethernet1 | 1.1.1.2 | 747546     |         | 0     |
 | 72903  | v1:4     | ethernet1 | 1.1.1.2 | 747547     |         | 0     |
 | 72904  | v1:4     | ethernet1 | 1.1.1.2 | 747548     |         | 0     |
 | 72905  | null     | null      | null    | unlabelled |         | 0     |
 | 72906  | null     | null      | null    | unlabelled |         | 0     |
 | 72907  | null     | null      | null    | unlabelled |         | 0     |
 | 72908  | null     | null      | null    | unlabelled |         | 0     |
 | 72909  | null     | null      | null    | unlabelled |         | 0     |
 | 73139  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 91417  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 182700 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 252323 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 282554 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 335991 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 432692 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 510066 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 802607 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 843543 | null     | null      | null    | unlabelled |         | 0     |
 | 843544 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 843545 | v1:6     | ethernet1 | 1234::2 | 856635     |         | 0     |
 | 843546 | v1:6     | ethernet1 | 1234::2 | 856636     |         | 0     |
 | 843547 | v1:6     | ethernet1 | 1234::2 | 856637     |         | 0     |
 | 843548 | null     | null      | null    | unlabelled |         | 0     |
 | 843549 | null     | null      | null    | unlabelled |         | 0     |
 | 843550 | null     | null      | null    | unlabelled |         | 0     |
 | 843551 | null     | null      | null    | unlabelled |         | 0     |
 | 843552 | null     | null      | null    | unlabelled |         | 0     |
 | 898248 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 121632  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 122361  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 147350  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 222198  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 242976  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 244650  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 569094  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 644586  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 683944  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 747544  | null     | null      | null    | unlabelled |         | 0     |
 | 747545  | v1:4     | ethernet1 | 1.1.1.1 | 72901      |         | 1280  |
 | 747546  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 747547  | v1:4     | ethernet2 | 1.1.2.3 | 44717      |         | 640   |
 | 747548  | v1:4     | ethernet2 | 1.1.2.3 | 44718      |         | 640   |
 | 747549  | null     | null      | null    | unlabelled |         | 0     |
 | 747550  | null     | null      | null    | unlabelled |         | 0     |
 | 747551  | null     | null      | null    | unlabelled |         | 0     |
 | 747552  | null     | null      | null    | unlabelled |         | 0     |
 | 747553  | null     | null      | null    | unlabelled |         | 0     |
 | 832037  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 856633  | null     | null      | null    | unlabelled |         | 0     |
 | 856634  | v1:6     | ethernet1 | 1234::1 | 843544     |         | 1280  |
 | 856635  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 856636  | v1:6     | ethernet2 | 1235::3 | 171243     |         | 640   |
 | 856637  | v1:6     | ethernet2 | 1235::3 | 171244     |         | 640   |
 | 856638  | null     | null      | null    | unlabelled |         | 0     |
 | 856639  | null     | null      | null    | unlabelled |         | 0     |
 | 856640  | null     | null      | null    | unlabelled |         | 0     |
 | 856641  | null     | null      | null    | unlabelled |         | 0     |
 | 856642  | null     | null      | null    | unlabelled |         | 0     |
 | 1037833 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1039832 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19006  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 44714  | null     | null      | null    | unlabelled |         | 0     |
 | 44715  | v1:4     | ethernet1 | 1.1.2.2 | 747545     |         | 640   |
 | 44716  | v1:4     | ethernet1 | 1.1.2.2 | 747546     |         | 640   |
 | 44717  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 44718  | v1:4     | ethernet2 | 1.1.3.4 | 985514     |         | 1280  |
 | 44719  | null     | null      | null    | unlabelled |         | 0     |
 | 44720  | null     | null      | null    | unlabelled |         | 0     |
 | 44721  | null     | null      | null    | unlabelled |         | 0     |
 | 44722  | null     | null      | null    | unlabelled |         | 0     |
 | 44723  | null     | null      | null    | unlabelled |         | 0     |
 | 142630 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 168505 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 171240 | null     | null      | null    | unlabelled |         | 0     |
 | 171241 | v1:6     | ethernet1 | 1235::2 | 856634     |         | 640   |
 | 171242 | v1:6     | ethernet1 | 1235::2 | 856635     |         | 640   |
 | 171243 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 171244 | v1:6     | ethernet2 | 1236::4 | 975308     |         | 1280  |
 | 171245 | null     | null      | null    | unlabelled |         | 0     |
 | 171246 | null     | null      | null    | unlabelled |         | 0     |
 | 171247 | null     | null      | null    | unlabelled |         | 0     |
 | 171248 | null     | null      | null    | unlabelled |         | 0     |
 | 171249 | null     | null      | null    | unlabelled |         | 0     |
 | 199201 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 206032 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 258595 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 269892 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 281795 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 398570 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 522585 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 764399 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 798641 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4807   | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 74465  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 157470 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 236963 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 285098 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 403384 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 722241 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 783833 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 805950 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 896289 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 975304 | null     | null      | null    | unlabelled |         | 0     |
 | 975305 | v1:6     | ethernet1 | 1236::3 | 171241     |         | 0     |
 | 975306 | v1:6     | ethernet1 | 1236::3 | 171242     |         | 0     |
 | 975307 | v1:6     | ethernet1 | 1236::3 | 171243     |         | 0     |
 | 975308 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 975309 | null     | null      | null    | unlabelled |         | 0     |
 | 975310 | null     | null      | null    | unlabelled |         | 0     |
 | 975311 | null     | null      | null    | unlabelled |         | 0     |
 | 975312 | null     | null      | null    | unlabelled |         | 0     |
 | 975313 | null     | null      | null    | unlabelled |         | 0     |
 | 985510 | null     | null      | null    | unlabelled |         | 0     |
 | 985511 | v1:4     | ethernet1 | 1.1.3.3 | 44715      |         | 0     |
 | 985512 | v1:4     | ethernet1 | 1.1.3.3 | 44716      |         | 0     |
 | 985513 | v1:4     | ethernet1 | 1.1.3.3 | 44717      |         | 0     |
 | 985514 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 985515 | null     | null      | null    | unlabelled |         | 0     |
 | 985516 | null     | null      | null    | unlabelled |         | 0     |
 | 985517 | null     | null      | null    | unlabelled |         | 0     |
 | 985518 | null     | null      | null    | unlabelled |         | 0     |
 | 985519 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#