Hi Again :) <br><br>So I have been testing unbound quite extensively over the past couple of days and am really liking it. <br><br>I have a question though, regarding timeouts. <br><br>A 'unbound-control dump_requestlist' shows the following<br>
<br>thread #0<br># type cl name seconds module status<br> 0 A IN <a href="http://cascata.com">cascata.com</a>. 123.845855 iterator wait for 69.90.13.6<br> 1 A IN <a href="http://68-116-240-174.dhcp.ftca.co.charter.com">68-116-240-174.dhcp.ftca.co.charter.com</a>. 123.919558 iterator wait for 66.191.36.11<br>
2 PTR IN 3.178.248.207.in-addr.arpa. 151.365325 iterator wait for 204.153.24.1<br> 3 PTR IN 5.136.26.58.in-addr.arpa. 152.588019 iterator wait for 58.26.136.10<br> 4 PTR IN 10.247.62.207.in-addr.arpa. 146.790214 iterator wait for 207.62.235.40<br>
5 PTR IN 30.247.62.207.in-addr.arpa. 156.369539 iterator wait for 207.62.235.40<br> 6 PTR IN 38.49.154.204.in-addr.arpa. 129.552641 iterator wait for 204.154.48.15<br> 7 PTR IN 55.17.184.167.in-addr.arpa. 126.195268 iterator wait for 167.184.128.29<br>
8 PTR IN 71.247.62.207.in-addr.arpa. 156.820779 iterator wait for 207.62.235.40<br> 9 PTR IN 114.113.195.166.in-addr.arpa. 144.681431 iterator wait for 209.183.48.20<br> 10 PTR IN 116.189.34.200.in-addr.arpa. 154.386975 iterator wait for 200.34.109.90<br>
11 PTR IN 120.236.9.204.in-addr.arpa. 135.154707 iterator wait for 66.172.144.3<br> 12 PTR IN 123.236.9.204.in-addr.arpa. 135.155951 iterator wait for 66.172.144.3<br> 13 PTR IN 135.25.43.211.in-addr.arpa. 155.581005 iterator wait for 210.104.1.3<br>
14 PTR IN 139.247.62.207.in-addr.arpa. 152.166376 iterator wait for 207.62.234.180<br> 15 PTR IN 170.205.77.63.in-addr.arpa. 126.063830 iterator wait for 69.44.24.3<br> 16 PTR IN 212.89.117.217.in-addr.arpa. 130.618862 iterator wait for 217.117.80.1<br>
17 PTR IN 250.244.194.66.in-addr.arpa. 130.165708 iterator wait for 24.154.1.7<br> 18 PTR IN 253.71.43.211.in-addr.arpa. 113.330439 iterator wait for 210.204.251.22<br><br>According to dig +trace, most of the errors are Bad Referrals. An example being<br>
<br><snip><br><br>247.62.207.in-addr.arpa. 86400 IN NS <a href="http://smcdns1.smccd.net">smcdns1.smccd.net</a>.<br>247.62.207.in-addr.arpa. 86400 IN NS <a href="http://candns1.smccd.net">candns1.smccd.net</a>.<br>
;; Received 129 bytes from 130.150.102.100#53(<a href="http://ns1.csu.net">ns1.csu.net</a>) in 264 ms<br><br>247.62.207.in-addr.arpa. 64122 IN NS <a href="http://smcdns1.smccd.net">smcdns1.smccd.net</a>.<br>247.62.207.in-addr.arpa. 64122 IN NS <a href="http://candns1.smccd.net">candns1.smccd.net</a>.<br>
;; BAD (HORIZONTAL) REFERRAL<br>;; Received 129 bytes from 207.62.234.180#53(<a href="http://candns1.smccd.net">candns1.smccd.net</a>) in 259 ms<br><br>247.62.207.in-addr.arpa. 64122 IN NS <a href="http://candns1.smccd.net">candns1.smccd.net</a>.<br>
247.62.207.in-addr.arpa. 64122 IN NS <a href="http://smcdns1.smccd.net">smcdns1.smccd.net</a>.<br>;; BAD (HORIZONTAL) REFERRAL<br>;; Received 129 bytes from 207.62.234.180#53(<a href="http://candns1.smccd.net">candns1.smccd.net</a>) in 265 ms<br>
<br></snip><br><br>How many Bad referrals need to be received before being classed as a SERVFAIL and how long <br>will the query be worked on until it times out ?<br><br>Thanks<br><br>Gareth <br><br>