here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19186  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 26530  | null     | null      | null    | unlabelled |         | 0     |
 | 26531  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 26532  | v1:4     | ethernet1 | 1.1.1.2 | 547600     |         | 0     |
 | 26533  | v1:4     | ethernet1 | 1.1.1.2 | 547601     |         | 0     |
 | 26534  | v1:4     | ethernet1 | 1.1.1.2 | 547602     |         | 0     |
 | 26535  | null     | null      | null    | unlabelled |         | 0     |
 | 26536  | null     | null      | null    | unlabelled |         | 0     |
 | 26537  | null     | null      | null    | unlabelled |         | 0     |
 | 26538  | null     | null      | null    | unlabelled |         | 0     |
 | 26539  | null     | null      | null    | unlabelled |         | 0     |
 | 89198  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 118753 | null     | null      | null    | unlabelled |         | 0     |
 | 118754 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 118755 | v1:6     | ethernet1 | 1234::2 | 629200     |         | 0     |
 | 118756 | v1:6     | ethernet1 | 1234::2 | 629201     |         | 0     |
 | 118757 | v1:6     | ethernet1 | 1234::2 | 629202     |         | 0     |
 | 118758 | null     | null      | null    | unlabelled |         | 0     |
 | 118759 | null     | null      | null    | unlabelled |         | 0     |
 | 118760 | null     | null      | null    | unlabelled |         | 0     |
 | 118761 | null     | null      | null    | unlabelled |         | 0     |
 | 118762 | null     | null      | null    | unlabelled |         | 0     |
 | 518661 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 605538 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 787486 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 797007 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 800940 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 884810 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 894049 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 925807 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 51514   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 126600  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 318482  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 357414  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 388324  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 421006  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 460193  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 547598  | null     | null      | null    | unlabelled |         | 0     |
 | 547599  | v1:4     | ethernet1 | 1.1.1.1 | 26531      |         | 1280  |
 | 547600  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 547601  | v1:4     | ethernet2 | 1.1.2.3 | 882110     |         | 640   |
 | 547602  | v1:4     | ethernet2 | 1.1.2.3 | 882111     |         | 640   |
 | 547603  | null     | null      | null    | unlabelled |         | 0     |
 | 547604  | null     | null      | null    | unlabelled |         | 0     |
 | 547605  | null     | null      | null    | unlabelled |         | 0     |
 | 547606  | null     | null      | null    | unlabelled |         | 0     |
 | 547607  | null     | null      | null    | unlabelled |         | 0     |
 | 618326  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 629198  | null     | null      | null    | unlabelled |         | 0     |
 | 629199  | v1:6     | ethernet1 | 1234::1 | 118754     |         | 1280  |
 | 629200  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 629201  | v1:6     | ethernet2 | 1235::3 | 257800     |         | 640   |
 | 629202  | v1:6     | ethernet2 | 1235::3 | 257801     |         | 640   |
 | 629203  | null     | null      | null    | unlabelled |         | 0     |
 | 629204  | null     | null      | null    | unlabelled |         | 0     |
 | 629205  | null     | null      | null    | unlabelled |         | 0     |
 | 629206  | null     | null      | null    | unlabelled |         | 0     |
 | 629207  | null     | null      | null    | unlabelled |         | 0     |
 | 653542  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 844962  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863149  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 1041991 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 151971 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 241801 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 257797 | null     | null      | null    | unlabelled |         | 0     |
 | 257798 | v1:6     | ethernet1 | 1235::2 | 629199     |         | 640   |
 | 257799 | v1:6     | ethernet1 | 1235::2 | 629200     |         | 640   |
 | 257800 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 257801 | v1:6     | ethernet2 | 1236::4 | 215602     |         | 1280  |
 | 257802 | null     | null      | null    | unlabelled |         | 0     |
 | 257803 | null     | null      | null    | unlabelled |         | 0     |
 | 257804 | null     | null      | null    | unlabelled |         | 0     |
 | 257805 | null     | null      | null    | unlabelled |         | 0     |
 | 257806 | null     | null      | null    | unlabelled |         | 0     |
 | 283491 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 332904 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 343946 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 444524 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 608628 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 620228 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 638517 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 805231 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 828628 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 881716 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 882107 | null     | null      | null    | unlabelled |         | 0     |
 | 882108 | v1:4     | ethernet1 | 1.1.2.2 | 547599     |         | 640   |
 | 882109 | v1:4     | ethernet1 | 1.1.2.2 | 547600     |         | 640   |
 | 882110 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 882111 | v1:4     | ethernet2 | 1.1.3.4 | 73625      |         | 1280  |
 | 882112 | null     | null      | null    | unlabelled |         | 0     |
 | 882113 | null     | null      | null    | unlabelled |         | 0     |
 | 882114 | null     | null      | null    | unlabelled |         | 0     |
 | 882115 | null     | null      | null    | unlabelled |         | 0     |
 | 882116 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 73621  | null     | null      | null    | unlabelled |         | 0     |
 | 73622  | v1:4     | ethernet1 | 1.1.3.3 | 882108     |         | 0     |
 | 73623  | v1:4     | ethernet1 | 1.1.3.3 | 882109     |         | 0     |
 | 73624  | v1:4     | ethernet1 | 1.1.3.3 | 882110     |         | 0     |
 | 73625  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 73626  | null     | null      | null    | unlabelled |         | 0     |
 | 73627  | null     | null      | null    | unlabelled |         | 0     |
 | 73628  | null     | null      | null    | unlabelled |         | 0     |
 | 73629  | null     | null      | null    | unlabelled |         | 0     |
 | 73630  | null     | null      | null    | unlabelled |         | 0     |
 | 91238  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 119924 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 126598 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 215598 | null     | null      | null    | unlabelled |         | 0     |
 | 215599 | v1:6     | ethernet1 | 1236::3 | 257798     |         | 0     |
 | 215600 | v1:6     | ethernet1 | 1236::3 | 257799     |         | 0     |
 | 215601 | v1:6     | ethernet1 | 1236::3 | 257800     |         | 0     |
 | 215602 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 215603 | null     | null      | null    | unlabelled |         | 0     |
 | 215604 | null     | null      | null    | unlabelled |         | 0     |
 | 215605 | null     | null      | null    | unlabelled |         | 0     |
 | 215606 | null     | null      | null    | unlabelled |         | 0     |
 | 215607 | null     | null      | null    | unlabelled |         | 0     |
 | 489706 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 558984 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 699152 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 737237 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 755356 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 800903 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 813236 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#