How do I verify that my ISP or my own recursive resolvers are free from DNS cache poisoning bug that is promised full disclosure of the flaw by Dan on August 7 at the Black Hat conference? How do I test my dns server for DNS cache pollution or DNS Cache Poisoning bug?
{ 8 comments }
BIND 9 is part of core FreeBSD 7.x. How do I apply BIND 9 security patch under FreeBSD 7.x? Do I need to fetch entire source (buildworld) to patch up BIND 9? How do I patch up recent BIND 9 DNS cache poisoning bug?
{ 7 comments }
I‘m trying to get data (AXFR query) from master tinydns server to secondary DNS server using tcpclient as follows:
tcpclient -v a.ns.example.com 53 axfr-get example.com example.com example.com.tmp
But I’m getting an error which read as follows:
>axfr-get: fatal: unable to parse AXFR results: protocol error
How do I fix this problem?
{ 0 comments }
How do I hide my dns server version number from command such as – “dig @ns1.example.com -c CH -t txt version.bind” under UNIX / Linux oses?
{ 3 comments }
My local nameserver root zone file is outdated. It has no information about IPv6 and recently changed root server IP address. How do I update my root hints data file under Debian and Red Hat Bind 9 server?
{ 3 comments }
I’m intend to set up my own BIND9 Domain Name Server (DNS) service but I’m getting an error – “Errors were detected”. How Do I prepare BIND9 to work with Go Daddy domains and fix this issue?
{ 5 comments }
How do I set caching dns server to speed up dns lookup for my LAN (500 PC)? The DNS lookups creating a lot of network activity. There are a few times when this causes performance issues. How do I configure caching dns under Debian Linux?
{ 9 comments }
