Re: [Dnsmasq-discuss] DHCP, how to ignore the client MAC address?

2019-01-09 Thread MIchael Schleicher
On 09.01.19 08:14, john doe wrote: On 1/8/2019 11:31 AM, smicha wrote: Hi John, thanks for your reply. I did some tests with your hints. On 7.1.2019 17:41, john doe wrote: Some hints from dnsmasq.conf: # Give the machine which says its name is "bert" IP address # 192.168.0.70 and an

Re: [Dnsmasq-discuss] dnsmasq 2.78 is failing to respond to dhcpv6 requests forwarded via relay agent

2019-01-09 Thread Sandeep K M
Hi, Its a very simple topology, I have tried to recreate the entire setup on a different test bed. I still see the same issue: root@Ubuntu4242:~# tail -f /tmp/dnsmasq Jan 9 01:57:20 dnsmasq-dhcp[2695]: DHCPSOLICIT(eth1) 00:01:00:01:23:c8:76:d7:00:50:56:bd:57:ed Jan 9 01:57:20

[Dnsmasq-discuss] android client does not check ip address with DHCPREQUEST

2019-01-09 Thread Inigo de la Fuente
Hi All, I have performed several test and already have opened one thread about this issue. I have seen unexpected behavior on android when DHCPv4 client tries to reuse a previously allocated network address and this address is unavailable on the server. The test steps are the following: 1.

Re: [Dnsmasq-discuss] dnsmasq 2.78 is failing to respond to dhcpv6 requests forwarded via relay agent

2019-01-09 Thread Simon Kelley
On 04/01/2019 06:25, Sandeep K M wrote: > Hi Simon, > > Thanks a lot for your prompt reply. > > Attached are the packet captures: > > 1. Packets exchanged between client and relay (client-relay.pcap) > 2.  Packets exchanged between relay and server (relay-server.pcap) > 3. strace of dnsmasq

Re: [Dnsmasq-discuss] Patch to cache SRV records - updated version (#3)

2019-01-09 Thread Simon Kelley
Magic, thank you. The fix, to a high level of confidence, is http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=a90f09db4cc635941a32b973b57e58c662569625 and the problem involved querying for a SRV record for _bookmarkdavs._tcp.p48-bookmarks.icloud.com which returns NXDOMAIN, as it

Re: [Dnsmasq-discuss] what do the contents of /var/lib/misc/dnsmasq.leases mean?

2019-01-09 Thread Simon Kelley
My guess is that the two copies of dnsmasq that are configured to do DHCP are using the same leases file, which is an all-bets-are-off situation. Using the --dhcp-leasefile option to give them separate files will at least give you a chance of making your config work. Cheers, Simon. On

Re: [Dnsmasq-discuss] android client does not check ip address with DHCPREQUEST

2019-01-09 Thread Simon Kelley
RFC1531 is twice obsoleted. The current definition of DHCP is RFC2131, which says, in para 3.2. The client times out and retransmits the DHCPREQUEST message if the client receives neither a DHCPACK nor a DHCPNAK message. The client retransmits the DHCPREQUEST according to the