kapha: show protocols all kernel2

Name       Proto      Table      State  Since         Info
kernel2    Kernel     master4    up     2024-04-03    
Channel ipv4
State:          UP
Table:          master4
Preference:     10
Input filter:   REJECT
Output filter:  (unnamed)
Routes:         0 imported, 258 exported, 0 preferred
Route change stats:     received   rejected   filtered    ignored   accepted
Import updates:              0          0          0          0          0
Import withdraws:            0          0        ---          0          0
Export updates:        2263770          0          2        ---    2263768
Export withdraws:        34518        ---        ---        ---      34518