This could lead to some frustration when connecting to devices with auto-mdi... as auto-neg is required for auto-mdi to work...
________________________________ From: Tassos Chatzithomaoglou <[email protected]> To: [email protected] Sent: Fri, August 20, 2010 11:38:34 AM Subject: Re: [c-nsp] The myths of autonegotiate vs forced (was: full duplex mismatch speed - dynamips) We have EoSDH equipment (by NSN) which is indeed not able to auto-negotiate. The strange thing is that older cards supported auto-negotiation, while newer ones do not -- Tassos Andriy Bilous wrote on 20/08/2010 13:45: > I started to believe after your post that it could be true as we have > the same hand over from our EoSDH. That is on fiber and having speed > nonegotiate on those ports annoys the hell out of me. > > Another case - multispeed media-converters which are rare guest by > ISPs I guess. The lack of optical sockets on old ISRs forced many > people to use them and having autoneg there isn't the best thing one > could do. > > > On Fri, Aug 20, 2010 at 10:20 AM, Mark Tinka<[email protected]> wrote: > >> On Friday, August 20, 2010 03:34:24 pm Mikael Abrahamsson >> wrote: >> >> >>> +1 on the "use autoneg unless you really have to force >>> duplex". >>> >> We have a customer that connects to us over Gig-E, but their >> end is an EoSDH implementation. >> >> As it were, that SDH box either won't auto-neg (which I >> can't believe), or they're too scared to make it so. >> >> They're just about the only customer we're hard-coding for, >> and less than 1% of our customers don't connect to us via >> Ethernet. >> >> Mark. >> >> _______________________________________________ >> cisco-nsp mailing list [email protected] >> https://puck.nether.net/mailman/listinfo/cisco-nsp >> archive at http://puck.nether.net/pipermail/cisco-nsp/ >> >> _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
