North American Network Operators Group|
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Re: NAT Multihoming
Donald Stahl writes: > When an ISP's caching name servers ignore your 3600 TTL and > substitute an 86400 TTL you end up disconnected for ~12 hours > instead of ~30 minutes- You write "when" rather than "if" - is ignoring reasonable TTLs current practice? (Ignoring routing updates for small routes used to be common practice, at least if they happen frequently enough.) > That's unacceptable for a almost any company willing to go through > the trouble of getting an ASN. Ignoring reasonable TTLs is rude and should be unacceptable for the hypothetical ISP's customers, so I assume this problem will get fixed by normal commercial pressure. Red herring? -- Simon.