Re: Slave zero-TTL on CNAMES

2014-06-05 Thread Reindl Harald
uhm - look at the bottom - *they have* a zero TTL after named-compilezone Am 05.06.2014 16:48, schrieb Reindl Harald: Hi how is that below possible? * ns2.thelounge.net = Master * ns1.thelounge.net = Slave * both are using the same packages (VMwware clones) * i removed the zone file on

Re: Slave zero-TTL on CNAMES

2014-06-05 Thread Reindl Harald
what the hell invents $TTL 0 ; 0 seconds lines before each CNAME block while on the master there is exactly one TTL line with 86400 on top of the file? _ master-zone: [root@ns2:~]$ cat

Re: Slave zero-TTL on CNAMES

2014-06-05 Thread /dev/rob0
On Thu, Jun 05, 2014 at 05:21:47PM +0200, Reindl Harald wrote: what the hell invents $TTL 0 ; 0 seconds lines before each CNAME block while on the master there is exactly one TTL line with 86400 on top of the file? The way named writes a zone file is not the way I would do it. Records are

Re: Slave zero-TTL on CNAMES

2014-06-05 Thread Reindl Harald
Am 05.06.2014 17:58, schrieb /dev/rob0: On Thu, Jun 05, 2014 at 05:21:47PM +0200, Reindl Harald wrote: what the hell invents $TTL 0 ; 0 seconds lines before each CNAME block while on the master there is exactly one TTL line with 86400 on top of the file? The way named writes a zone file

Re: Slave zero-TTL on CNAMES

2014-06-05 Thread Ben Croswell
Cisco routers do have the ability to doctor DNS packets when doing NAT. When it doctors it sets the TTL to 0 but I dont know why it would only do it on CNAME records. On Jun 5, 2014 12:43 PM, Reindl Harald h.rei...@thelounge.net wrote: Am 05.06.2014 17:58, schrieb /dev/rob0: On Thu, Jun 05,

Re: Slave zero-TTL on CNAMES - no ip nat service alg udp dns

2014-06-05 Thread Reindl Harald
Am 05.06.2014 18:48, schrieb Ben Croswell: Cisco routers do have the ability to doctor DNS packets when doing NAT argh - and it is on by default no ip nat service alg udp dns no ip nat service alg tcp dns When it doctors it sets the TTL to 0 but I dont know why it would only do it on CNAME