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soc:2009:pravin:journal:week11 [2009/08/07 06:46] less1 created |
soc:2009:pravin:journal:week11 [2009/08/07 07:25] (current) less1 |
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| - | Performing the tests of DNS that warthog9 had requested.\\ | + | - [[DNSIssue|DNS problem]] documentation. |
| - | Attempts to use external DNS server fails with following error | + | |
| - | <code> | + | |
| - | [15:38:13][9][~]$ dig www.google.com @4.2.2.2 | + | |
| - | + | ||
| - | ; <<>> DiG 9.5.1-P2 <<>> www.google.com @4.2.2.2 | + | |
| - | ;; global options: printcmd | + | |
| - | ;; connection timed out; no servers could be reached | + | |
| - | [15:38:29][9][~]$ | + | |
| - | </code> | + | |
| - | + | ||
| - | but Internal DNS server works fine as follows | + | |
| - | <code> | + | |
| - | [15:44:57][0][~]$ dig www.google.com | + | |
| - | + | ||
| - | ; <<>> DiG 9.5.1-P2 <<>> www.google.com | + | |
| - | ;; global options: printcmd | + | |
| - | ;; Got answer: | + | |
| - | ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14787 | + | |
| - | ;; flags: qr rd ra; QUERY: 1, ANSWER: 7, AUTHORITY: 6, ADDITIONAL: 6 | + | |
| - | + | ||
| - | ;; QUESTION SECTION: | + | |
| - | ;www.google.com. IN A | + | |
| - | + | ||
| - | ;; ANSWER SECTION: | + | |
| - | www.google.com. 361471 IN CNAME www.l.google.com. | + | |
| - | www.l.google.com. 256 IN A 74.125.39.105 | + | |
| - | www.l.google.com. 256 IN A 74.125.39.106 | + | |
| - | www.l.google.com. 256 IN A 74.125.39.147 | + | |
| - | www.l.google.com. 256 IN A 74.125.39.99 | + | |
| - | www.l.google.com. 256 IN A 74.125.39.103 | + | |
| - | www.l.google.com. 256 IN A 74.125.39.104 | + | |
| - | + | ||
| - | ;; AUTHORITY SECTION: | + | |
| - | l.google.com. 1392 IN NS d.l.google.com. | + | |
| - | l.google.com. 1392 IN NS e.l.google.com. | + | |
| - | l.google.com. 1392 IN NS f.l.google.com. | + | |
| - | l.google.com. 1392 IN NS g.l.google.com. | + | |
| - | l.google.com. 1392 IN NS a.l.google.com. | + | |
| - | l.google.com. 1392 IN NS b.l.google.com. | + | |
| - | + | ||
| - | ;; ADDITIONAL SECTION: | + | |
| - | a.l.google.com. 16636 IN A 74.125.53.9 | + | |
| - | b.l.google.com. 1313 IN A 74.125.45.9 | + | |
| - | d.l.google.com. 16849 IN A 74.125.77.9 | + | |
| - | e.l.google.com. 16849 IN A 209.85.137.9 | + | |
| - | f.l.google.com. 16609 IN A 72.14.203.9 | + | |
| - | g.l.google.com. 16849 IN A 74.125.95.9 | + | |
| - | + | ||
| - | ;; Query time: 1 msec | + | |
| - | ;; SERVER: 132.227.64.13#53(132.227.64.13) | + | |
| - | ;; WHEN: Fri Aug 7 15:44:58 2009 | + | |
| - | ;; MSG SIZE rcvd: 340 | + | |
| - | + | ||
| - | [15:44:58][0][~]$ | + | |
| - | </code> | + | |
| - | + | ||
