Ping response on RouterBoard 133

Why theres is long time response to ping when i am pinging RB133 insterface itself ?? MiktoTik version 2.9.46.

[admin@ap] > ip address print 
Flags: X - disabled, I - invalid, D - dynamic 
 #   ADDRESS            NETWORK         BROADCAST       INTERFACE
 0   192.168.10.4/24    192.168.10.0    192.168.10.255  bridge1



[admin@ap] > ping 192.168.10.4
192.168.10.4 64 byte ping: ttl=64 time=8 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
192.168.10.4 64 byte ping: ttl=64 time=6 ms
192.168.10.4 64 byte ping: ttl=64 time=7 ms
17 packets transmitted, 17 packets received, 0% packet loss
round-trip min/avg/max = 6/6.6/8 ms
[admin@ap] >

because you ping a bridge interface! try 127.0.0.1 !

Zarko
SkopjeWirelessNetwork

There is NO difference if IP is aded to bridge interface or LAN interface. Always the same (high) ping response. Why?