On 9/7/13 12:30 AM, Saku Ytti wrote: > On (2013-09-07 04:23 +0000), Luechtefeld, Daniel G wrote: > >> My QFabric will need at least 24 terminal server ports for all the console >> ports. I'd like one with options for an OOB POTS and/or cellular modem. What >> are your recommendations? > > This is quite common question, but more rarely are people listing features > they think are important in OOB. I'd love to hear that.
we use advocent 6048. imho they cost more than they should, but they do the business. > For me > > a) persistently log what console ports output (good for post-mortem) > > b) does not block connection to console, when one user connects (maybe NOC > guy connected there, and went to lunch, very handy if device will upon > connect offer a) share b) snoop c) disconnect existing user) > > c) allows assigning IPv6 address to the console port and doing automatic > ssh forward to it, so if 'ssh box' is dead, connecting to console is as > easy as 'ssh box.oob', no need for training > > d) allows easy way to send break, if JunOS is completely dead, you can get > to debugger via break and powercycle box, without physical access. However, > also it should guard from accidental breaks, maybe programmable > key-sequence which causes break to be send, but nothing else (I use ^B^R^K > in crisco) > > e) way to monitor that when you'll need the OOB, it will actually work > (this probably is very hard to guarantee by vendor, you'll probably need to > just make script to periodically 'ssh box.oob, login, logout'. > > f) device itself supports tacacs and CLI dumping+storing of config, for > easy replacement of defective unit > > g) auto-sensing and/or software configurable pin-out > > > > > And long term, please include in your RFQ scoring item for _proper_ OOB, > separate OOB/MGMT CPU (like ilmi, cmp) not fate-sharing the control-plane. > Which has ethernet port, sshd, dhcp-client. So you'll just ssh in, reset > control-plane or for fresh box of factory, you ssh in, copy image and > base-config. > _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp
