here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 8582    | null     | null      | null    | unlabelled |         | 0     |
 | 8583    | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 8584    | v1:4     | ethernet1 | 1.1.1.2 | 690554     |         | 0     |
 | 8585    | v1:4     | ethernet1 | 1.1.1.2 | 690555     |         | 0     |
 | 8586    | v1:4     | ethernet1 | 1.1.1.2 | 690556     |         | 0     |
 | 8587    | null     | null      | null    | unlabelled |         | 0     |
 | 8588    | null     | null      | null    | unlabelled |         | 0     |
 | 8589    | null     | null      | null    | unlabelled |         | 0     |
 | 8590    | null     | null      | null    | unlabelled |         | 0     |
 | 8591    | null     | null      | null    | unlabelled |         | 0     |
 | 53752   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 262672  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 348468  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363933  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 373690  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 602571  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 703054  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 718543  | null     | null      | null    | unlabelled |         | 0     |
 | 718544  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 718545  | v1:6     | ethernet1 | 1234::2 | 347599     |         | 0     |
 | 718546  | v1:6     | ethernet1 | 1234::2 | 347600     |         | 0     |
 | 718547  | v1:6     | ethernet1 | 1234::2 | 347601     |         | 0     |
 | 718548  | null     | null      | null    | unlabelled |         | 0     |
 | 718549  | null     | null      | null    | unlabelled |         | 0     |
 | 718550  | null     | null      | null    | unlabelled |         | 0     |
 | 718551  | null     | null      | null    | unlabelled |         | 0     |
 | 718552  | null     | null      | null    | unlabelled |         | 0     |
 | 798294  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 810950  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1007723 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 58058   | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 178692  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 216889  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 232264  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 240703  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 347597  | null     | null      | null    | unlabelled |         | 0     |
 | 347598  | v1:6     | ethernet1 | 1234::1 | 718544     |         | 1280  |
 | 347599  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 347600  | v1:6     | ethernet2 | 1235::3 | 720741     |         | 640   |
 | 347601  | v1:6     | ethernet2 | 1235::3 | 720742     |         | 640   |
 | 347602  | null     | null      | null    | unlabelled |         | 0     |
 | 347603  | null     | null      | null    | unlabelled |         | 0     |
 | 347604  | null     | null      | null    | unlabelled |         | 0     |
 | 347605  | null     | null      | null    | unlabelled |         | 0     |
 | 347606  | null     | null      | null    | unlabelled |         | 0     |
 | 360481  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 363554  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 585983  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 607578  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 690552  | null     | null      | null    | unlabelled |         | 0     |
 | 690553  | v1:4     | ethernet1 | 1.1.1.1 | 8583       |         | 1280  |
 | 690554  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 690555  | v1:4     | ethernet2 | 1.1.2.3 | 72997      |         | 640   |
 | 690556  | v1:4     | ethernet2 | 1.1.2.3 | 72998      |         | 640   |
 | 690557  | null     | null      | null    | unlabelled |         | 0     |
 | 690558  | null     | null      | null    | unlabelled |         | 0     |
 | 690559  | null     | null      | null    | unlabelled |         | 0     |
 | 690560  | null     | null      | null    | unlabelled |         | 0     |
 | 690561  | null     | null      | null    | unlabelled |         | 0     |
 | 804145  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 919990  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1003235 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 30182   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 67696   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 72994   | null     | null      | null    | unlabelled |         | 0     |
 | 72995   | v1:4     | ethernet1 | 1.1.2.2 | 690553     |         | 640   |
 | 72996   | v1:4     | ethernet1 | 1.1.2.2 | 690554     |         | 640   |
 | 72997   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 72998   | v1:4     | ethernet2 | 1.1.3.4 | 799760     |         | 1280  |
 | 72999   | null     | null      | null    | unlabelled |         | 0     |
 | 73000   | null     | null      | null    | unlabelled |         | 0     |
 | 73001   | null     | null      | null    | unlabelled |         | 0     |
 | 73002   | null     | null      | null    | unlabelled |         | 0     |
 | 73003   | null     | null      | null    | unlabelled |         | 0     |
 | 129592  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 354318  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 366668  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 554052  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 720738  | null     | null      | null    | unlabelled |         | 0     |
 | 720739  | v1:6     | ethernet1 | 1235::2 | 347598     |         | 640   |
 | 720740  | v1:6     | ethernet1 | 1235::2 | 347599     |         | 640   |
 | 720741  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 720742  | v1:6     | ethernet2 | 1236::4 | 927781     |         | 1280  |
 | 720743  | null     | null      | null    | unlabelled |         | 0     |
 | 720744  | null     | null      | null    | unlabelled |         | 0     |
 | 720745  | null     | null      | null    | unlabelled |         | 0     |
 | 720746  | null     | null      | null    | unlabelled |         | 0     |
 | 720747  | null     | null      | null    | unlabelled |         | 0     |
 | 726808  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 877418  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 926888  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 952261  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 986616  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 1029244 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 89200   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 178637  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 429435  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 518164  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 649351  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 655821  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 687651  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 707615  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 737969  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 799756  | null     | null      | null    | unlabelled |         | 0     |
 | 799757  | v1:4     | ethernet1 | 1.1.3.3 | 72995      |         | 0     |
 | 799758  | v1:4     | ethernet1 | 1.1.3.3 | 72996      |         | 0     |
 | 799759  | v1:4     | ethernet1 | 1.1.3.3 | 72997      |         | 0     |
 | 799760  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 799761  | null     | null      | null    | unlabelled |         | 0     |
 | 799762  | null     | null      | null    | unlabelled |         | 0     |
 | 799763  | null     | null      | null    | unlabelled |         | 0     |
 | 799764  | null     | null      | null    | unlabelled |         | 0     |
 | 799765  | null     | null      | null    | unlabelled |         | 0     |
 | 927777  | null     | null      | null    | unlabelled |         | 0     |
 | 927778  | v1:6     | ethernet1 | 1236::3 | 720739     |         | 0     |
 | 927779  | v1:6     | ethernet1 | 1236::3 | 720740     |         | 0     |
 | 927780  | v1:6     | ethernet1 | 1236::3 | 720741     |         | 0     |
 | 927781  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 927782  | null     | null      | null    | unlabelled |         | 0     |
 | 927783  | null     | null      | null    | unlabelled |         | 0     |
 | 927784  | null     | null      | null    | unlabelled |         | 0     |
 | 927785  | null     | null      | null    | unlabelled |         | 0     |
 | 927786  | null     | null      | null    | unlabelled |         | 0     |
 | 1017077 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#