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dhcp6: log XIDs when they differ

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Encountering this message can be perfectly normal, e.g. in a high-availability
setup, where two DHCP servers answer to your requests.
This commit is contained in:
Michael Stapelberg
2018-07-03 17:37:25 +02:00
parent b05fd74006
commit 984e8802f7
1 changed files with 1 additions and 1 deletions
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2
internal/dhcp6/dhcp6.go
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@ -208,7 +208,7 @@ func (c *Client) sendReceive(packet dhcpv6.DHCPv6, expectedType dhcpv6.MessageTy
// XXX should this unpack relay messages and check the XID of the
// inner packet too?
if msg.TransactionID() != recvMsg.TransactionID() {
log.Printf("different XID")
log.Printf("different XID: got %v, want %v", recvMsg.TransactionID(), msg.TransactionID())
// different XID, we don't want this packet for sure
continue
}