Hi

Sorry if this is wrong list and please suggest proper list if you know :)

I am running ixgbe SR-IOV in ubuntu 14.04.1 KVM server, pf is p2p1 and
vf 0,1 assigned to guest with  interface eth1 and ip 10.6.6.99. from
another machine with ip 10.6.6.1, ping the guest ip and tcpdump on
both p2p1 and guest eth1 interface, p2p1 only shows arp request, no
arp reply and icmp packet, is this normal? how do I run tcpdump on KVM
server to see all the packet between client and guest ?


---client 10.6.6.1

# ping 10.6.6.99
PING 10.6.6.99 (10.6.6.99) 56(84) bytes of data.
64 bytes from 10.6.6.99: icmp_seq=1 ttl=255 time=3.73 ms
64 bytes from 10.6.6.99: icmp_seq=2 ttl=255 time=1.75 ms
64 bytes from 10.6.6.99: icmp_seq=3 ttl=255 time=1.56 ms

----KVM server: (missing arp reply and icmp)

# tcpdump -nn -i p2p1 host 10.6.6.99 and "icmp or arp"
tcpdump: WARNING: p2p1: no IPv4 address assigned
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on p2p1, link-type EN10MB (Ethernet), capture size 65535 bytes


12:31:31.490147 ARP, Request who-has 10.6.6.99 tell 10.6.6.1, length 46

----guest 10.6.6.99

#  tcpdump -nn -i eth1 host 10.6.6.99 and "icmp or arp"
tcpdump: WARNING: eth1: no IPv4 address assigned
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth1, link-type EN10MB (Ethernet), capture size 65535 bytes



12:31:29.907498 ARP, Request who-has 10.6.6.99 tell 10.6.6.1, length 46
12:31:29.907854 ARP, Reply 10.6.6.99 is-at e6:83:ea:29:00:94, length 46

12:31:29.908379 IP 10.6.6.1 > 10.6.6.99: ICMP echo request, id 40201,
seq 1, length 64
12:31:29.909708 IP 10.6.6.99 > 10.6.6.1: ICMP echo reply, id 40201,
seq 1, length 64
12:31:30.907321 IP 10.6.6.1 > 10.6.6.99: ICMP echo request, id 40201,
seq 2, length 64
12:31:30.908596 IP 10.6.6.99 > 10.6.6.1: ICMP echo reply, id 40201,
seq 2, length 64
12:31:31.908118 IP 10.6.6.1 > 10.6.6.99: ICMP echo request, id 40201,
seq 3, length 64
12:31:31.909225 IP 10.6.6.99 > 10.6.6.1: ICMP echo reply, id 40201,
seq 3, length 64

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