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Use ICMPv6 NDP target instead of source address when populating peermacs
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parent
4e5906bf23
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@ -175,10 +175,13 @@ func (i *icmpv6) parse_packet_tun(datain []byte, datamac *[]byte) ([]byte, error
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case ipv6.ICMPTypeNeighborAdvertisement:
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if datamac != nil {
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var addr address.Address
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var target address.Address
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var mac macAddress
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copy(addr[:], ipv6Header.Src[:])
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copy(target[:], datain[48:64])
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copy(mac[:], (*datamac)[:])
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neighbor := i.peermacs[addr]
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// i.tun.core.log.Println("Learning peer MAC", mac, "for", target)
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neighbor := i.peermacs[target]
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neighbor.mac = mac
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neighbor.learned = true
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neighbor.lastadvertisement = time.Now()
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