here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 65939  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 548746 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 694832 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 817418 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 913439 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 945073 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 281399  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 568325  | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 690965  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 893519  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 904182  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1027713 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 29641  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 194045 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 385979 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 620592 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 676152 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 782831 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 259838 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 499102 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 670038 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 866170 | v1:4     | null  | null | unlabelled | bier    | 624   |
 | 957859 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 989378 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#