here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6353   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 102443 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 152879 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 213600 | null     | null      | null    | unlabelled |         | 0     |
 | 213601 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 213602 | v1:4     | ethernet1 | 1.1.1.2 | 693090     |         | 0     |
 | 213603 | v1:4     | ethernet1 | 1.1.1.2 | 693091     |         | 0     |
 | 213604 | v1:4     | ethernet1 | 1.1.1.2 | 693092     |         | 0     |
 | 213605 | null     | null      | null    | unlabelled |         | 0     |
 | 213606 | null     | null      | null    | unlabelled |         | 0     |
 | 213607 | null     | null      | null    | unlabelled |         | 0     |
 | 213608 | null     | null      | null    | unlabelled |         | 0     |
 | 213609 | null     | null      | null    | unlabelled |         | 0     |
 | 285221 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 361110 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 369336 | null     | null      | null    | unlabelled |         | 0     |
 | 369337 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 369338 | v1:6     | ethernet1 | 1234::2 | 273040     |         | 0     |
 | 369339 | v1:6     | ethernet1 | 1234::2 | 273041     |         | 0     |
 | 369340 | v1:6     | ethernet1 | 1234::2 | 273042     |         | 0     |
 | 369341 | null     | null      | null    | unlabelled |         | 0     |
 | 369342 | null     | null      | null    | unlabelled |         | 0     |
 | 369343 | null     | null      | null    | unlabelled |         | 0     |
 | 369344 | null     | null      | null    | unlabelled |         | 0     |
 | 369345 | null     | null      | null    | unlabelled |         | 0     |
 | 582479 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 120253  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 126498  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 130864  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 273038  | null     | null      | null    | unlabelled |         | 0     |
 | 273039  | v1:6     | ethernet1 | 1234::1 | 369337     |         | 1280  |
 | 273040  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 273041  | v1:6     | ethernet2 | 1235::3 | 767178     |         | 640   |
 | 273042  | v1:6     | ethernet2 | 1235::3 | 767179     |         | 640   |
 | 273043  | null     | null      | null    | unlabelled |         | 0     |
 | 273044  | null     | null      | null    | unlabelled |         | 0     |
 | 273045  | null     | null      | null    | unlabelled |         | 0     |
 | 273046  | null     | null      | null    | unlabelled |         | 0     |
 | 273047  | null     | null      | null    | unlabelled |         | 0     |
 | 508585  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 568770  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 693088  | null     | null      | null    | unlabelled |         | 0     |
 | 693089  | v1:4     | ethernet1 | 1.1.1.1 | 213601     |         | 1280  |
 | 693090  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 693091  | v1:4     | ethernet2 | 1.1.2.3 | 676797     |         | 640   |
 | 693092  | v1:4     | ethernet2 | 1.1.2.3 | 676798     |         | 640   |
 | 693093  | null     | null      | null    | unlabelled |         | 0     |
 | 693094  | null     | null      | null    | unlabelled |         | 0     |
 | 693095  | null     | null      | null    | unlabelled |         | 0     |
 | 693096  | null     | null      | null    | unlabelled |         | 0     |
 | 693097  | null     | null      | null    | unlabelled |         | 0     |
 | 815285  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1025954 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1034355 | v1:6     | ethernet2 | 1235::3 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 65732   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 449913  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 660476  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 676794  | null     | null      | null    | unlabelled |         | 0     |
 | 676795  | v1:4     | ethernet1 | 1.1.2.2 | 693089     |         | 640   |
 | 676796  | v1:4     | ethernet1 | 1.1.2.2 | 693090     |         | 640   |
 | 676797  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 676798  | v1:4     | ethernet2 | 1.1.3.4 | 827596     |         | 1280  |
 | 676799  | null     | null      | null    | unlabelled |         | 0     |
 | 676800  | null     | null      | null    | unlabelled |         | 0     |
 | 676801  | null     | null      | null    | unlabelled |         | 0     |
 | 676802  | null     | null      | null    | unlabelled |         | 0     |
 | 676803  | null     | null      | null    | unlabelled |         | 0     |
 | 752744  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 767175  | null     | null      | null    | unlabelled |         | 0     |
 | 767176  | v1:6     | ethernet1 | 1235::2 | 273039     |         | 640   |
 | 767177  | v1:6     | ethernet1 | 1235::2 | 273040     |         | 640   |
 | 767178  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 767179  | v1:6     | ethernet2 | 1236::4 | 625818     |         | 1280  |
 | 767180  | null     | null      | null    | unlabelled |         | 0     |
 | 767181  | null     | null      | null    | unlabelled |         | 0     |
 | 767182  | null     | null      | null    | unlabelled |         | 0     |
 | 767183  | null     | null      | null    | unlabelled |         | 0     |
 | 767184  | null     | null      | null    | unlabelled |         | 0     |
 | 783090  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 812563  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 913190  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1047577 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 98539  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 394408 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 625814 | null     | null      | null    | unlabelled |         | 0     |
 | 625815 | v1:6     | ethernet1 | 1236::3 | 767176     |         | 0     |
 | 625816 | v1:6     | ethernet1 | 1236::3 | 767177     |         | 0     |
 | 625817 | v1:6     | ethernet1 | 1236::3 | 767178     |         | 0     |
 | 625818 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 625819 | null     | null      | null    | unlabelled |         | 0     |
 | 625820 | null     | null      | null    | unlabelled |         | 0     |
 | 625821 | null     | null      | null    | unlabelled |         | 0     |
 | 625822 | null     | null      | null    | unlabelled |         | 0     |
 | 625823 | null     | null      | null    | unlabelled |         | 0     |
 | 724111 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 791656 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 827592 | null     | null      | null    | unlabelled |         | 0     |
 | 827593 | v1:4     | ethernet1 | 1.1.3.3 | 676795     |         | 0     |
 | 827594 | v1:4     | ethernet1 | 1.1.3.3 | 676796     |         | 0     |
 | 827595 | v1:4     | ethernet1 | 1.1.3.3 | 676797     |         | 0     |
 | 827596 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 827597 | null     | null      | null    | unlabelled |         | 0     |
 | 827598 | null     | null      | null    | unlabelled |         | 0     |
 | 827599 | null     | null      | null    | unlabelled |         | 0     |
 | 827600 | null     | null      | null    | unlabelled |         | 0     |
 | 827601 | null     | null      | null    | unlabelled |         | 0     |
 | 887703 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 926177 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#