here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 218974 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 259466 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 680023 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 765012 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 833534 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 899779 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 314986 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 565860 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 650963 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 672297 | v1:4     | null  | null | unlabelled | bier    | 1248  |
 | 683017 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 709084 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 157235  | v1:4     | null  | null | unlabelled | bier    | 1248  |
 | 189942  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 247242  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 440105  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 738396  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1030081 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 153895 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 174110 | v1:4     | null  | null | unlabelled | bier    | 728   |
 | 413697 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 502039 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 906452 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 971868 | v1:4     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#