On Tue, Mar 8, 2016 at 11:43 AM, Owen DeLong <o...@delong.com> wrote: > Serial port on the PI is TTL, so you’ll need some level shifters and/or > ideally some opto-isolators or buffers to do a proper implementation. >
usb-serial dongle, no? also keep in mind, 'bad power' can make raspi's a pita :( corrupting the flash card isn't fun. (maybe this is solved with another media for root-partition though) > Owen > >> On Mar 8, 2016, at 08:32 , greg whynott <greg.whyn...@gmail.com> wrote: >> >> Thanks to all who responded to me, quite the flood of suggestions and >> options. >> >> Found a lot of 20 Digi CM32's on ebay for 35 dollars each, overkill but >> can't beat the price, going to look into those to make sure they are still >> able to get OS updates. There will be no firewall in front of this device >> so it should have one itself. >> >> I like the raspberry pi idea... Would ensure perpetual security updates >> with the OS running on it, whereas I'm sure some of the vendors of >> commercial console products EOL support at some point. The fact it runs >> linux is inviting as we can add it to our monitoring systems. >> >> have a great day, >> greg >> >> >> >> On Tue, Mar 8, 2016 at 10:33 AM, Christopher Morrow <morrowc.li...@gmail.com >>> wrote: >> >>> for singular serial .. there are many, do you want something that's >>> "appliance" or are you willing to deploy 18 raspnberry-pi-like >>> thingies? >>> >>> On Tue, Mar 8, 2016 at 10:30 AM, greg whynott <greg.whyn...@gmail.com> >>> wrote: >>>> Recently I have taking over the responsibility of managing about 18 >>> remote >>>> routers and firewalls. None of these have a console port for 'out of >>>> band' access accessible today. >>>> >>>> Most sites has available IPs between the ISP and us (typically a /29) or >>> a >>>> backup DSL connection available for use. I'd like to purchase a IP to >>>> Serial port device I can use for each location in the event I lock myself >>>> out. The requirement would be an Ethernet port, a serial port, and >>> SSH. >>>> >>>> >>>> Anyone have any recommendations on something like this? >>>> >>>> thanks much, >>>> greg >>> >
