Hi all, I installed the latest version of bind-9.10.3-P2 but when I using dig EDNS feature with +subnet, I found my local DNS can not carry client subnet, does this version support EDNS0 now?
[root@test ~]# dig @8.8.8.8 www.google.com +subnet=8.8.8.8 ; <<>> DiG 9.10.3-P2 <<>> @8.8.8.8 www.google.com +subnet=8.8.8.8 ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50372 ;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ; *CLIENT-SUBNET: 8.8.8.8/32/32 <http://8.8.8.8/32/32>* ;; QUESTION SECTION: ;www.google.com. IN A ;; ANSWER SECTION: www.google.com. 299 IN A 74.125.226.17 www.google.com. 299 IN A 74.125.226.16 www.google.com. 299 IN A 74.125.226.18 www.google.com. 299 IN A 74.125.226.19 www.google.com. 299 IN A 74.125.226.20 ;; Query time: 61 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Tue Jan 05 22:40:23 CST 2016 ;; MSG SIZE rcvd: 135 [root@test ~]# dig @127.0.0.1 www.google.com +subnet=8.8.8.8 ; <<>> DiG 9.10.3-P2 <<>> @127.0.0.1 www.google.com +subnet=8.8.8.8 ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42800 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 5 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;www.google.com. IN A ;; ANSWER SECTION: www.google.com. 99 IN A 216.58.221.68 ;; AUTHORITY SECTION: google.com. 172599 IN NS ns4.google.com. google.com. 172599 IN NS ns3.google.com. google.com. 172599 IN NS ns1.google.com. google.com. 172599 IN NS ns2.google.com. ;; ADDITIONAL SECTION: ns1.google.com. 172599 IN A 216.239.32.10 ns2.google.com. 172599 IN A 216.239.34.10 ns3.google.com. 172599 IN A 216.239.36.10 ns4.google.com. 172599 IN A 216.239.38.10 ;; Query time: 0 msec ;; SERVER: 127.0.0.1#53(127.0.0.1) ;; WHEN: Tue Jan 05 22:40:32 CST 2016 ;; MSG SIZE rcvd: 195
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