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SubjectRe: [2.4.2X] "Undeletable" ARP entries?
Matthias Andree wrote:

>Hi,
>
>I have strange ARP behaviour here, that I can reproduce. Might be a
>kernel bug.
>
>SHORT: I can use the "arp" tool to set an ARP entry that the "arp" tool
>cannot delete and that hides from "ip"'s view. I know a workaround (at
>the very end of the mail).
>
>LONG:
>
>Use either of:
>
> SuSE 2.4.20 kernel for 8.2 (k_athlon-2.4.20-96)
>or 2.4.22-rc2-ac1
> (I haven't tried any other version)
>
>Use this tool:
>
>$ arp -V
>net-tools 1.60
>arp 1.88 (2001-04-04)
>+I18N
>AF: (inet) +UNIX +INET +INET6 +IPX +AX25 +NETROM +X25 +ATALK -ECONET -ROSE
>HW: (ether) +ETHER +ARC +SLIP +PPP +TUNNEL +TR +AX25 +NETROM +X25 +FR -ROSE -ASH +SIT +FDDI +HIPPI -HDLC/LAPB
>
>Now type (192.168.4.4 isn't available, I would like to use it as SNAT
>source):
>
>$ arp -Ds 192.168.4.4 eth1 pub
>
>This entry cannot be deleted:
>
>$ arp -d 192.168.4.4
>SIOCDARP(priv): Network is unreachable
>(even if a route for 192.168.4.4 is set, the entry isn't removed)
>$ arp -d 192.168.4.4 pub
>SIOCDARP(pub): No such file or directory
>
>
>
Try "arp -i eth1 -d 192.168.4.4 pub"

--
Casey Carter
Casey@Carter.net
ccarter@cs.uiuc.edu
AIM: cartec69


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