Unstable ARP responses times

[Bartosz Woronicz]

Since I moved from 7.3-stable to 8.2-stable I go strange long responses 
of arp, with arping.
I.e.
root at Korbotron82|pts/3|13:35:35|/home/mastier # arping -i vlan92 
79.110.194.140
ARPING 79.110.194.140
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=0 time=1.579 msec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=1 time=653.326 msec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=2 time=7.153 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=3 time=6.199 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=4 time=6.199 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=5 time=5.960 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=6 time=7.153 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=7 time=5.960 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=8 time=6.199 usec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=9 time=280.132 msec
60 bytes from 00:15:17:a2:ea:38 (79.110.194.140): index=10 time=120.429 
msec
^C
--- 79.110.194.140 statistics ---
18 packets transmitted, 11 packets received,  39% unanswered (0 extra)
root at Korbotron82|pts/3|13:36:06|/home/mastier # ping 79.110.194.140
PING 79.110.194.140 (79.110.194.140): 56 data bytes
64 bytes from 79.110.194.140: icmp_seq=0 ttl=64 time=0.348 ms
64 bytes from 79.110.194.140: icmp_seq=1 ttl=64 time=0.204 ms
64 bytes from 79.110.194.140: icmp_seq=2 ttl=64 time=0.171 ms
64 bytes from 79.110.194.140: icmp_seq=3 ttl=64 time=0.223 ms
64 bytes from 79.110.194.140: icmp_seq=4 ttl=64 time=0.283 ms
64 bytes from 79.110.194.140: icmp_seq=5 ttl=64 time=0.322 ms
64 bytes from 79.110.194.140: icmp_seq=6 ttl=64 time=0.250 ms
^C
--- 79.110.194.140 ping statistics ---
7 packets transmitted, 7 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.171/0.257/0.348/0.059 ms



Any Idea what does mean ?

-- 
Pozdrawiam,
Bartosz Woronicz, System Adminstrator,
Korbank S.A.
ul. Nabycińska 19
53-677 Wrocław
NIP: 894-26-41-602
tel. 071-723-43-23
fax. 071-723-43-29