ath0 Ierrs

[Randy Bush]

i seem to be loggin massive errors on an ath in hostap mode with
only two wireless clients.

mtu is set low as the tun0 ppoe over ntt B Flets on vr0 recommends
it.  wireless on the two clients is set to mtu of 1454 too.

seeking pointers on how to debug.

randy

---

# netstat -i
Name    Mtu Network       Address              Ipkts Ierrs    Opkts Oerrs  Coll
vr0    1500 <Link#1>      00:00:24:c8:b3:28 20300694     0  9586690     0     0
vr1    1500 <Link#2>      00:00:24:c8:b3:29        0     0     8495     0     0
vr2    1454 <Link#3>      00:00:24:c8:b3:2a     1470     0    14571     0     0
vr3    1454 <Link#4>      00:00:24:c8:b3:2b   144471     0   289752     0     0
ath0   1454 <Link#5>      00:0b:6b:83:59:25  9333193 9765589 19873060  1729   0
lo0   16384 <Link#6>                           96360     0    96360     0     0
lo0   16384 fe80:6::1     fe80:6::1                0     -        0     -     -
lo0   16384 localhost     ::1                      0     -        0     -     -
lo0   16384 your-net      localhost            96362     -    96362     -     -
bridg  1500 <Link#7>      6a:fe:c7:ad:96:89  9476742     0 20046340     0     0
bridg  1500 192.168.0.0   soek0                14920     -    82683     -     -
tun0   1454 <Link#9>                        20247165     0  9582931     0     0
tun0   1454 210.138.216.5 50.216.138.210.bn   306221     -   180432     -     -

config is

           .----------------.
           |                |
           |       b ---ath0|
           |       r        | 192.168.0.0/24
ext iij    |       i --- vr1|
PPP/NAT ---|vr0--- d        | LAN hosts &
  WAN      |       g --- vr2|
           |       e        | DHCP Clients
           |       0 --- vr3|
           |                |
           `----------------'

# ifconfig -a
vr0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=b<RXCSUM,TXCSUM,VLAN_MTU>
        ether 00:00:24:c8:b3:28
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
vr1: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=9<RXCSUM,VLAN_MTU>
        ether 00:00:24:c8:b3:29
        media: Ethernet autoselect (none)
        status: no carrier
vr2: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1454
        options=9<RXCSUM,VLAN_MTU>
        ether 00:00:24:c8:b3:2a
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
vr3: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1454
        options=9<RXCSUM,VLAN_MTU>
        ether 00:00:24:c8:b3:2b
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
ath0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1454
        ether 00:0b:6b:83:59:25
        media: IEEE 802.11 Wireless Ethernet autoselect <hostap> (autoselect <hostap>)
        status: associated
        ssid rgnet-aden channel 11 (2462 Mhz 11g) bssid 00:0b:6b:83:59:25
        authmode OPEN privacy ON deftxkey 1 wepkey 1:104-bit txpower 31.5
        scanvalid 60 bgscan bgscanintvl 300 bgscanidle 250 roam:rssi11g 7
        roam:rate11g 5 protmode CTS burst dtimperiod 1
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x6 
        inet6 ::1 prefixlen 128 
        inet 127.0.0.1 netmask 0xff000000 
bridge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        ether 6a:fe:c7:ad:96:89
        inet 192.168.0.1 netmask 0xffffff00 broadcast 192.168.0.255
        id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15
        maxage 20 holdcnt 6 proto rstp maxaddr 100 timeout 1200
        root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0
        member: ath0 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
                ifmaxaddr 0 port 5 priority 128 path cost 370370
        member: vr3 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
                ifmaxaddr 0 port 4 priority 128 path cost 200000
        member: vr2 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
                ifmaxaddr 0 port 3 priority 128 path cost 200000
        member: vr1 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
                ifmaxaddr 0 port 2 priority 128 path cost 55
tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> metric 0 mtu 1454
        inet 210.138.216.50 --> 210.149.34.66 netmask 0xffffffff 
        Opened by PID 566