here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 30701  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 288486 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 542314 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 609434 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 746080 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 893778 | v1:6     | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 169042  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 309489  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 369830  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 684309  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 867753  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1030119 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 |_________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 41197  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 52394  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 250720 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 309948 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 324032 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 712664 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 |________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 100290 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 103047 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 447192 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 487140 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 891345 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 934422 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#