here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 24400  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 313038 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 469451 | null     | null      | null    | unlabelled |         | 0     |
 | 469452 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 469453 | v1:6     | ethernet1 | 1234::2 | 527528     |         | 0     |
 | 469454 | v1:6     | ethernet1 | 1234::2 | 527529     |         | 0     |
 | 469455 | v1:6     | ethernet1 | 1234::2 | 527530     |         | 0     |
 | 469456 | null     | null      | null    | unlabelled |         | 0     |
 | 469457 | null     | null      | null    | unlabelled |         | 0     |
 | 469458 | null     | null      | null    | unlabelled |         | 0     |
 | 469459 | null     | null      | null    | unlabelled |         | 0     |
 | 469460 | null     | null      | null    | unlabelled |         | 0     |
 | 533598 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 545591 | null     | null      | null    | unlabelled |         | 0     |
 | 545592 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 545593 | v1:4     | ethernet1 | 1.1.1.2 | 472881     |         | 0     |
 | 545594 | v1:4     | ethernet1 | 1.1.1.2 | 472882     |         | 0     |
 | 545595 | v1:4     | ethernet1 | 1.1.1.2 | 472883     |         | 0     |
 | 545596 | null     | null      | null    | unlabelled |         | 0     |
 | 545597 | null     | null      | null    | unlabelled |         | 0     |
 | 545598 | null     | null      | null    | unlabelled |         | 0     |
 | 545599 | null     | null      | null    | unlabelled |         | 0     |
 | 545600 | null     | null      | null    | unlabelled |         | 0     |
 | 617513 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 796783 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 924065 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 28546   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 50280   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 251252  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 401968  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 444319  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 472879  | null     | null      | null    | unlabelled |         | 0     |
 | 472880  | v1:4     | ethernet1 | 1.1.1.1 | 545592     |         | 1280  |
 | 472881  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 472882  | v1:4     | ethernet2 | 1.1.2.3 | 1011260    |         | 640   |
 | 472883  | v1:4     | ethernet2 | 1.1.2.3 | 1011261    |         | 640   |
 | 472884  | null     | null      | null    | unlabelled |         | 0     |
 | 472885  | null     | null      | null    | unlabelled |         | 0     |
 | 472886  | null     | null      | null    | unlabelled |         | 0     |
 | 472887  | null     | null      | null    | unlabelled |         | 0     |
 | 472888  | null     | null      | null    | unlabelled |         | 0     |
 | 527526  | null     | null      | null    | unlabelled |         | 0     |
 | 527527  | v1:6     | ethernet1 | 1234::1 | 469452     |         | 1280  |
 | 527528  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 527529  | v1:6     | ethernet2 | 1235::3 | 4460       |         | 640   |
 | 527530  | v1:6     | ethernet2 | 1235::3 | 4461       |         | 640   |
 | 527531  | null     | null      | null    | unlabelled |         | 0     |
 | 527532  | null     | null      | null    | unlabelled |         | 0     |
 | 527533  | null     | null      | null    | unlabelled |         | 0     |
 | 527534  | null     | null      | null    | unlabelled |         | 0     |
 | 527535  | null     | null      | null    | unlabelled |         | 0     |
 | 690294  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1027015 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1047258 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 4457    | null     | null      | null    | unlabelled |         | 0     |
 | 4458    | v1:6     | ethernet1 | 1235::2 | 527527     |         | 640   |
 | 4459    | v1:6     | ethernet1 | 1235::2 | 527528     |         | 640   |
 | 4460    | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 4461    | v1:6     | ethernet2 | 1236::4 | 170423     |         | 1280  |
 | 4462    | null     | null      | null    | unlabelled |         | 0     |
 | 4463    | null     | null      | null    | unlabelled |         | 0     |
 | 4464    | null     | null      | null    | unlabelled |         | 0     |
 | 4465    | null     | null      | null    | unlabelled |         | 0     |
 | 4466    | null     | null      | null    | unlabelled |         | 0     |
 | 94249   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 221403  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 240872  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 375095  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 431128  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 481187  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 681282  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 957226  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 1011257 | null     | null      | null    | unlabelled |         | 0     |
 | 1011258 | v1:4     | ethernet1 | 1.1.2.2 | 472880     |         | 640   |
 | 1011259 | v1:4     | ethernet1 | 1.1.2.2 | 472881     |         | 640   |
 | 1011260 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1011261 | v1:4     | ethernet2 | 1.1.3.4 | 168699     |         | 1280  |
 | 1011262 | null     | null      | null    | unlabelled |         | 0     |
 | 1011263 | null     | null      | null    | unlabelled |         | 0     |
 | 1011264 | null     | null      | null    | unlabelled |         | 0     |
 | 1011265 | null     | null      | null    | unlabelled |         | 0     |
 | 1011266 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 111829 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 125421 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 168695 | null     | null      | null    | unlabelled |         | 0     |
 | 168696 | v1:4     | ethernet1 | 1.1.3.3 | 1011258    |         | 0     |
 | 168697 | v1:4     | ethernet1 | 1.1.3.3 | 1011259    |         | 0     |
 | 168698 | v1:4     | ethernet1 | 1.1.3.3 | 1011260    |         | 0     |
 | 168699 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 168700 | null     | null      | null    | unlabelled |         | 0     |
 | 168701 | null     | null      | null    | unlabelled |         | 0     |
 | 168702 | null     | null      | null    | unlabelled |         | 0     |
 | 168703 | null     | null      | null    | unlabelled |         | 0     |
 | 168704 | null     | null      | null    | unlabelled |         | 0     |
 | 170419 | null     | null      | null    | unlabelled |         | 0     |
 | 170420 | v1:6     | ethernet1 | 1236::3 | 4458       |         | 0     |
 | 170421 | v1:6     | ethernet1 | 1236::3 | 4459       |         | 0     |
 | 170422 | v1:6     | ethernet1 | 1236::3 | 4460       |         | 0     |
 | 170423 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 170424 | null     | null      | null    | unlabelled |         | 0     |
 | 170425 | null     | null      | null    | unlabelled |         | 0     |
 | 170426 | null     | null      | null    | unlabelled |         | 0     |
 | 170427 | null     | null      | null    | unlabelled |         | 0     |
 | 170428 | null     | null      | null    | unlabelled |         | 0     |
 | 293473 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 548147 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 609942 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 644091 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#