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Hello packets on PTP networks should have zero netmask.

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This also ensures that misconfigured routers (one side
ptp and one side broadcast) do not make adjacency.
This commit is contained in:
Ondrej Zajicek 2009-05-24 17:55:33 +02:00
parent 8cc598a520
commit f571473ef3
1 changed files with 2 additions and 1 deletions
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3
proto/ospf/hello.c
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@ -225,7 +225,8 @@ ospf_hello_send(timer * timer, int poll, struct ospf_neighbor *dirn)
pkt->netmask = ipa_mkmask(ifa->iface->addr->pxlen);
ipa_hton(pkt->netmask);
if (ifa->type == OSPF_IT_VLINK) pkt->netmask = IPA_NONE;
if ((ifa->type == OSPF_IT_VLINK) || (ifa->type == OSPF_IT_PTP))
pkt->netmask = IPA_NONE;
pkt->helloint = ntohs(ifa->helloint);
pkt->options = ifa->oa->opt.byte;
pkt->priority = ifa->priority;