North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Telco's write best practices for packet switching networks
>>>>> "rp" == Rob Pickering <[email protected]> writes: rp> --On 06 March 2002 15:04 +0000 "Christopher L. Morrow" <[email protected]> rp> wrote: >> Eric's point was you deploy your fancy-dan mail server with ONLY 22 >> and 25 listening, rp> Um, that would be "ONLY port 25 listening" on it's public network rp> facing interface wouldn't it. rp> Why would you want to expose a management protocol like ssh to the rp> Internet? You wouldn't. Neither would I. I'll go poke fun at Chris. rp> OK so leaving ssh open is convenient, but if we are talking best rp> practice surely having your remote management protocols running on a rp> separate network, or at the very least filtering on a host basis so rp> that it's only listening to connects from your NOC has to be the way rp> to do this. Absolutely. It bothers me that as an ISP, we kinda have to run mail and dns servers. If there were two protocols I'd choose NOT to expose to the public network, they'd be it. I'd much rather expose ssh than bind or sendmail. ericb -- Eric Brandwine | Apart from hydrogen, the most common thing in the UUNetwork Security | universe is stupidity. [email protected] | +1 703 886 6038 | - Harlan Ellison Key fingerprint = 3A39 2C2F D5A0 FC7C 5F60 4118 A84A BD5D 59D7 4E3E
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