here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 97417  | null     | null      | null    | unlabelled |         | 0     |
 | 97418  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 97419  | v1:6     | ethernet1 | 1234::2 | 565551     |         | 0     |
 | 97420  | v1:6     | ethernet1 | 1234::2 | 565552     |         | 0     |
 | 97421  | v1:6     | ethernet1 | 1234::2 | 565553     |         | 0     |
 | 97422  | null     | null      | null    | unlabelled |         | 0     |
 | 97423  | null     | null      | null    | unlabelled |         | 0     |
 | 97424  | null     | null      | null    | unlabelled |         | 0     |
 | 97425  | null     | null      | null    | unlabelled |         | 0     |
 | 97426  | null     | null      | null    | unlabelled |         | 0     |
 | 100636 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 120162 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 236583 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 426020 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 659655 | null     | null      | null    | unlabelled |         | 0     |
 | 659656 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 659657 | v1:4     | ethernet1 | 1.1.1.2 | 258004     |         | 0     |
 | 659658 | v1:4     | ethernet1 | 1.1.1.2 | 258005     |         | 0     |
 | 659659 | v1:4     | ethernet1 | 1.1.1.2 | 258006     |         | 0     |
 | 659660 | null     | null      | null    | unlabelled |         | 0     |
 | 659661 | null     | null      | null    | unlabelled |         | 0     |
 | 659662 | null     | null      | null    | unlabelled |         | 0     |
 | 659663 | null     | null      | null    | unlabelled |         | 0     |
 | 659664 | null     | null      | null    | unlabelled |         | 0     |
 | 683532 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 892853 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 20808   | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 32183   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 81245   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 258002  | null     | null      | null    | unlabelled |         | 0     |
 | 258003  | v1:4     | ethernet1 | 1.1.1.1 | 659656     |         | 1280  |
 | 258004  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 258005  | v1:4     | ethernet2 | 1.1.2.3 | 881348     |         | 640   |
 | 258006  | v1:4     | ethernet2 | 1.1.2.3 | 881349     |         | 640   |
 | 258007  | null     | null      | null    | unlabelled |         | 0     |
 | 258008  | null     | null      | null    | unlabelled |         | 0     |
 | 258009  | null     | null      | null    | unlabelled |         | 0     |
 | 258010  | null     | null      | null    | unlabelled |         | 0     |
 | 258011  | null     | null      | null    | unlabelled |         | 0     |
 | 281974  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 325751  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 474089  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 565549  | null     | null      | null    | unlabelled |         | 0     |
 | 565550  | v1:6     | ethernet1 | 1234::1 | 97418      |         | 1280  |
 | 565551  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 565552  | v1:6     | ethernet2 | 1235::3 | 74449      |         | 640   |
 | 565553  | v1:6     | ethernet2 | 1235::3 | 74450      |         | 640   |
 | 565554  | null     | null      | null    | unlabelled |         | 0     |
 | 565555  | null     | null      | null    | unlabelled |         | 0     |
 | 565556  | null     | null      | null    | unlabelled |         | 0     |
 | 565557  | null     | null      | null    | unlabelled |         | 0     |
 | 565558  | null     | null      | null    | unlabelled |         | 0     |
 | 641981  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1009004 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 74446  | null     | null      | null    | unlabelled |         | 0     |
 | 74447  | v1:6     | ethernet1 | 1235::2 | 565550     |         | 640   |
 | 74448  | v1:6     | ethernet1 | 1235::2 | 565551     |         | 640   |
 | 74449  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 74450  | v1:6     | ethernet2 | 1236::4 | 415087     |         | 1280  |
 | 74451  | null     | null      | null    | unlabelled |         | 0     |
 | 74452  | null     | null      | null    | unlabelled |         | 0     |
 | 74453  | null     | null      | null    | unlabelled |         | 0     |
 | 74454  | null     | null      | null    | unlabelled |         | 0     |
 | 74455  | null     | null      | null    | unlabelled |         | 0     |
 | 139221 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 213981 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 338376 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 433029 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 685648 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 865002 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 881345 | null     | null      | null    | unlabelled |         | 0     |
 | 881346 | v1:4     | ethernet1 | 1.1.2.2 | 258003     |         | 640   |
 | 881347 | v1:4     | ethernet1 | 1.1.2.2 | 258004     |         | 640   |
 | 881348 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 881349 | v1:4     | ethernet2 | 1.1.3.4 | 386803     |         | 1280  |
 | 881350 | null     | null      | null    | unlabelled |         | 0     |
 | 881351 | null     | null      | null    | unlabelled |         | 0     |
 | 881352 | null     | null      | null    | unlabelled |         | 0     |
 | 881353 | null     | null      | null    | unlabelled |         | 0     |
 | 881354 | null     | null      | null    | unlabelled |         | 0     |
 | 901454 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 931205 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 90020   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 132236  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 386799  | null     | null      | null    | unlabelled |         | 0     |
 | 386800  | v1:4     | ethernet1 | 1.1.3.3 | 881346     |         | 0     |
 | 386801  | v1:4     | ethernet1 | 1.1.3.3 | 881347     |         | 0     |
 | 386802  | v1:4     | ethernet1 | 1.1.3.3 | 881348     |         | 0     |
 | 386803  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 386804  | null     | null      | null    | unlabelled |         | 0     |
 | 386805  | null     | null      | null    | unlabelled |         | 0     |
 | 386806  | null     | null      | null    | unlabelled |         | 0     |
 | 386807  | null     | null      | null    | unlabelled |         | 0     |
 | 386808  | null     | null      | null    | unlabelled |         | 0     |
 | 415083  | null     | null      | null    | unlabelled |         | 0     |
 | 415084  | v1:6     | ethernet1 | 1236::3 | 74447      |         | 0     |
 | 415085  | v1:6     | ethernet1 | 1236::3 | 74448      |         | 0     |
 | 415086  | v1:6     | ethernet1 | 1236::3 | 74449      |         | 0     |
 | 415087  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 415088  | null     | null      | null    | unlabelled |         | 0     |
 | 415089  | null     | null      | null    | unlabelled |         | 0     |
 | 415090  | null     | null      | null    | unlabelled |         | 0     |
 | 415091  | null     | null      | null    | unlabelled |         | 0     |
 | 415092  | null     | null      | null    | unlabelled |         | 0     |
 | 570635  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 848907  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1017794 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1028890 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#