Re: packet radio indoor :-(

From: Vivi Kusumo (dnp@interservices.com.ar)
Date: Mon Dec 30 2002 - 23:48:16 EET

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    --- Wilbert Knol <cxyrxtfz.xefvoa@lahtinenmantere.fi> wrote:
    > Is sm0 'UP'?? (next line, please)

    Yes, I think so ... because

    my1com# ifconfig
    eth0 ..
    lo ..
    sm0 Link encap: AMPR AX.25 HWaddr MY1COM
         inet addr: 44.128.1.5 Bcast: 44.128.1.255 Mask:
    255.255.255.0
         ..

    my2com# ifconfig
    eth0 ..
    lo ..
    sm0 Link encap: AMPR AX.25 HWaddr MY2COM
         inet addr: 44.128.1.8 Bcast: 44.128.1.255 Mask:
    255.255.255.0
         ..

    > Are the sound modems actually transmitting audio?
    > Check with as
    > pair of headphones. If you blow your brains out,
    > then it's working :-)

    The sound modem transmit audio/noise if I connect
    spk_out to a speaker
    [my1com]$ ping my2com

    spk_sc1|-----|speaker| ...bep...bep...

    [my1com] route -n
    Destination Gateway Genmask Flags
    Metric Ref Use Iface
    44.128.1.0 0.0.0.0 255.255.255.0 U 0
            0 0 sm0
    192.168.10.0 0.0.0.0 255.255.255.0 U 0
          0 0 eth0
    127.0.0.0 0.0.0.0 255.0.0.0 U
       0 0 0 lo

    > You will have to tell your machine what port to send
    > the frame on;
    >
    > route add 44.128.1.8 sm0

    [my1com] route add 44.128.1.8 sm0
    [my1com] route -n
    Destination Gateway Genmask Flags
     Metric Ref Use Iface
    44.128.1.8 0.0.0.0 255.255.255.255 UH
    0 0 0 sm0
    44.128.1.0 0.0.0.0 255.255.255.0 U
       0 0 0 sm0
    192.168.10.0 0.0.0.0 255.255.255.0 U
     0 0 0 eth0
    127.0.0.0 0.0.0.0 255.0.0.0
    U 0 0 0 lo

    > You may also have to set an ARP entry (man arp)

    [my1com] cat /etc/ax25/axports
    name callsign speed paclen window
    description
    sc my1com 1200 255 2
    soundcard

    [my1com] arp -n 44.128.1.8 -H ax25 -s MY2COM -i
     sm0
    [my1com] cat /proc/net/arp
    IP add HW type Flags HW address
       mask Device
    44.128.1.8 0x3 0x6 MY2COM-0 *
     sm0

    > Are you seeing anything on the interfaces? Try:
    > 'listen -a -c'

    [my1com]# ping my2com
    PING my2com.ampr.org (44.128.1.8) from 44.128.1.5:
    56(84) bytes of data
    From my1com.ampr.org (44.128.1.5): Destination Host
    unreachable
    ..
    [my1com]# listen -a
    axconfig: port 1 not active
    axconfig: port 2 not active
    sc: fm my1com to my2com ctl UI pid=CC(IP) len 84
    IP: len 84 44.128.1.5->44.128.1.8 ihl 20 ttl 64 DF
    prot ICMP
    ICMP: type Echo Request id 22789 seq 3840
    0000 -..>iD..................| "#$%&'()*+,-./01234567
    sc: ....
    ....

    Many thanks for all assistance, but 'ping' is still
    unuseable ;-(
    What should I do please?
     
    Thanks,
    Vivi.

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