here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 214836  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 344515  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 368091  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 387110  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 404273  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1036649 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 36494  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 76013  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 163005 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 411269 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 670894 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 806259 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 96183  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 101388 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 131428 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 632473 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 739778 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 891044 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 40599   | v1:6     | null  | null | unlabelled | local   | 0     |
 | 64514   | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 73166   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 553370  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 576590  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1048150 | v1:4     | null  | null | unlabelled | local   | 0     |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#