On 1/28/19 7:12 AM, Patrick O'Callaghan wrote: > On Mon, 2019-01-28 at 06:18 +0800, Ed Greshko wrote: >> If you use wireshark to monitor just vnet0 and do an ssh to the guest do you see an ARP >> request/response happen first? Is it correct? >> >> [...] > Even without trying the ssh there is a constant traffic of ARP requests > with no replies: > > 52:54:00:b0:20:88 ff:ff:ff:ff:ff:ff ARP 42 Who has 192.168.122.1? Tell 192.168.122.167 > > 52:54:00:8b:88:60 is the vnet0 interface. 192.168.122.1 is the gateway, > 192.168.122.167 is the guest. > > Nothing ever comes back. IOW the guest is trying to do ARP resolution > but nothing is answering it (avahi-daemon is running, as is the libvirt > copy of dnsmasq). Also: > > $ ip neigh|grep 122 > 192.168.122.167 dev virbr0 lladdr 52:54:00:b0:20:88 STALE > 192.168.122.193 dev virbr0 lladdr 52:54:00:1d:55:89 STALE > > Those are the two guest addresses. Humm.... I see 37 67.694929326 RealtekU_f3:3f:02 RealtekU_9a:e8:49 ARP 42 Who has 192.168.122.1? Tell 192.168.122.86 38 67.694969398 RealtekU_9a:e8:49 RealtekU_f3:3f:02 ARP 42 192.168.122.1 is at 52:54:00:9a:e8:49 [egreshko@meimei ~]$ ip neigh|grep 122 192.168.122.86 dev virbr0 lladdr 52:54:00:f3:3f:02 REACHABLE (Prior to an ssh it was STALE even with ARP traffic) >> [egreshko@meimei .ssh]$ sudo firewall-cmd --info-zone=public >> public (active) >> target: default >> icmp-block-inversion: no >> interfaces: enp2s0 vnet0 wlp4s0 >> sources: >> services: dhcpv6-client dns kde-connect mdns ssh >> ports: >> protocols: >> masquerade: no >> forward-ports: >> source-ports: >> icmp-blocks: >> rich rules: > Nothing to remark on there I think. I have some extra ports and > services enabled but that's to be expected. > I was noting the difference between yours... interfaces: enp3s0 p3p1 virbr0 virbr0-nic and mine interfaces: enp2s0 vnet0 wlp4s0 -- Right: I dislike the default color scheme Wrong: What idiot picked the default color scheme _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
