here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 310789 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 326528 | null     | null      | null    | unlabelled |         | 0     |
 | 326529 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 326530 | v1:6     | ethernet1 | 1234::2 | 722458     |         | 0     |
 | 326531 | v1:6     | ethernet1 | 1234::2 | 722459     |         | 0     |
 | 326532 | v1:6     | ethernet1 | 1234::2 | 722460     |         | 0     |
 | 326533 | null     | null      | null    | unlabelled |         | 0     |
 | 326534 | null     | null      | null    | unlabelled |         | 0     |
 | 326535 | null     | null      | null    | unlabelled |         | 0     |
 | 326536 | null     | null      | null    | unlabelled |         | 0     |
 | 326537 | null     | null      | null    | unlabelled |         | 0     |
 | 381817 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 415631 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 427531 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 494031 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 527611 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 534229 | null     | null      | null    | unlabelled |         | 0     |
 | 534230 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 534231 | v1:4     | ethernet1 | 1.1.1.2 | 831229     |         | 0     |
 | 534232 | v1:4     | ethernet1 | 1.1.1.2 | 831230     |         | 0     |
 | 534233 | v1:4     | ethernet1 | 1.1.1.2 | 831231     |         | 0     |
 | 534234 | null     | null      | null    | unlabelled |         | 0     |
 | 534235 | null     | null      | null    | unlabelled |         | 0     |
 | 534236 | null     | null      | null    | unlabelled |         | 0     |
 | 534237 | null     | null      | null    | unlabelled |         | 0     |
 | 534238 | null     | null      | null    | unlabelled |         | 0     |
 | 550214 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 657283 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707337 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 751152 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 90085  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 287030 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 395963 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 431528 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 472316 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 486899 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 511124 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 614906 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 722456 | null     | null      | null    | unlabelled |         | 0     |
 | 722457 | v1:6     | ethernet1 | 1234::1 | 326529     |         | 1280  |
 | 722458 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 722459 | v1:6     | ethernet2 | 1235::3 | 528602     |         | 640   |
 | 722460 | v1:6     | ethernet2 | 1235::3 | 528603     |         | 640   |
 | 722461 | null     | null      | null    | unlabelled |         | 0     |
 | 722462 | null     | null      | null    | unlabelled |         | 0     |
 | 722463 | null     | null      | null    | unlabelled |         | 0     |
 | 722464 | null     | null      | null    | unlabelled |         | 0     |
 | 722465 | null     | null      | null    | unlabelled |         | 0     |
 | 775664 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 785913 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 826508 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 831227 | null     | null      | null    | unlabelled |         | 0     |
 | 831228 | v1:4     | ethernet1 | 1.1.1.1 | 534230     |         | 1280  |
 | 831229 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 831230 | v1:4     | ethernet2 | 1.1.2.3 | 264568     |         | 640   |
 | 831231 | v1:4     | ethernet2 | 1.1.2.3 | 264569     |         | 640   |
 | 831232 | null     | null      | null    | unlabelled |         | 0     |
 | 831233 | null     | null      | null    | unlabelled |         | 0     |
 | 831234 | null     | null      | null    | unlabelled |         | 0     |
 | 831235 | null     | null      | null    | unlabelled |         | 0     |
 | 831236 | null     | null      | null    | unlabelled |         | 0     |
 | 832146 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 78871  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 264565 | null     | null      | null    | unlabelled |         | 0     |
 | 264566 | v1:4     | ethernet1 | 1.1.2.2 | 831228     |         | 640   |
 | 264567 | v1:4     | ethernet1 | 1.1.2.2 | 831229     |         | 640   |
 | 264568 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 264569 | v1:4     | ethernet2 | 1.1.3.4 | 801283     |         | 1280  |
 | 264570 | null     | null      | null    | unlabelled |         | 0     |
 | 264571 | null     | null      | null    | unlabelled |         | 0     |
 | 264572 | null     | null      | null    | unlabelled |         | 0     |
 | 264573 | null     | null      | null    | unlabelled |         | 0     |
 | 264574 | null     | null      | null    | unlabelled |         | 0     |
 | 321751 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 337814 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 388027 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 399809 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 405122 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 430794 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 528599 | null     | null      | null    | unlabelled |         | 0     |
 | 528600 | v1:6     | ethernet1 | 1235::2 | 722457     |         | 640   |
 | 528601 | v1:6     | ethernet1 | 1235::2 | 722458     |         | 640   |
 | 528602 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 528603 | v1:6     | ethernet2 | 1236::4 | 434257     |         | 1280  |
 | 528604 | null     | null      | null    | unlabelled |         | 0     |
 | 528605 | null     | null      | null    | unlabelled |         | 0     |
 | 528606 | null     | null      | null    | unlabelled |         | 0     |
 | 528607 | null     | null      | null    | unlabelled |         | 0     |
 | 528608 | null     | null      | null    | unlabelled |         | 0     |
 | 625420 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746700 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 822752 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 911268 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 958637 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 139579 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 184790 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 252474 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 273949 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363325 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 432917 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 434253 | null     | null      | null    | unlabelled |         | 0     |
 | 434254 | v1:6     | ethernet1 | 1236::3 | 528600     |         | 0     |
 | 434255 | v1:6     | ethernet1 | 1236::3 | 528601     |         | 0     |
 | 434256 | v1:6     | ethernet1 | 1236::3 | 528602     |         | 0     |
 | 434257 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 434258 | null     | null      | null    | unlabelled |         | 0     |
 | 434259 | null     | null      | null    | unlabelled |         | 0     |
 | 434260 | null     | null      | null    | unlabelled |         | 0     |
 | 434261 | null     | null      | null    | unlabelled |         | 0     |
 | 434262 | null     | null      | null    | unlabelled |         | 0     |
 | 472641 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 548767 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 801279 | null     | null      | null    | unlabelled |         | 0     |
 | 801280 | v1:4     | ethernet1 | 1.1.3.3 | 264566     |         | 0     |
 | 801281 | v1:4     | ethernet1 | 1.1.3.3 | 264567     |         | 0     |
 | 801282 | v1:4     | ethernet1 | 1.1.3.3 | 264568     |         | 0     |
 | 801283 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 801284 | null     | null      | null    | unlabelled |         | 0     |
 | 801285 | null     | null      | null    | unlabelled |         | 0     |
 | 801286 | null     | null      | null    | unlabelled |         | 0     |
 | 801287 | null     | null      | null    | unlabelled |         | 0     |
 | 801288 | null     | null      | null    | unlabelled |         | 0     |
 | 975753 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 990966 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#