<div dir="ltr"><div>On the cisco side try "switchport nonegotiate" assuming their end is a cisco switch or layer 2/3 router (and not a regular router port). <br><br></div>Note this has NOTHING to do with speed / duplex negotiation, it has to do with the DTP (dynamic trunk protocol) Cisco uses to automatically put a port into trunk mode if two cisco devices in default configurations are connected. This (DTP) can prevent Foundry/Brocade stuff properly linking up.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Sep 11, 2017 at 12:02 PM, Derek Maxwell <span dir="ltr"><<a href="mailto:derek.maxwell@chosentechgroup.com" target="_blank">derek.maxwell@chosentechgroup.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi Aaron,<br>
<br>
Thanks for responding. They showed us at -12.2 on the last optic we had installed.<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
On 9/11/17, 11:08 AM, "foundry-nsp on behalf of Aaron" <<a href="mailto:foundry-nsp-bounces@puck.nether.net">foundry-nsp-bounces@puck.<wbr>nether.net</a> on behalf of <a href="mailto:aaron@wholesaleinternet.net">aaron@wholesaleinternet.net</a>> wrote:<br>
<br>
Light at your side is -11? What is the other side? Your receive may be<br>
okay but what about their receive? Unless this is a BIDI then you have<br>
to check both fibers.<br>
<br>
Aaron<br>
<br>
<br>
<br>
On 9/11/2017 12:03 PM, Derek Maxwell wrote:<br>
> Hello Franz,<br>
><br>
> Yes, we have verified speed and auto-negotiate settings on both ends and tried every combination to no avail.<br>
><br>
> Thank you.<br>
><br>
><br>
> On 9/11/17, 5:21 AM, "foundry-nsp on behalf of Franz Georg Köhler" <<a href="mailto:foundry-nsp-bounces@puck.nether.net">foundry-nsp-bounces@puck.<wbr>nether.net</a> on behalf of <a href="mailto:lists@openunix.de">lists@openunix.de</a>> wrote:<br>
><br>
> On Mi, Sep 06, 2017 at 07:53:57 +0000, Derek Maxwell <<a href="mailto:derek.maxwell@chosentechgroup.com">derek.maxwell@<wbr>chosentechgroup.com</a>> wrote:<br>
> ><br>
> > We have a Brocade/Foundry RX-4 with (2) 24 port fiber cards<br>
> > (RX-BI-24F) and (2) 24 port copper cards (RX-BI-24C). One of our<br>
> > transit providers is NTT, with whom we have a single GigE circuit<br>
> > delivered over single mode fiber. It is a multi-km run, from 800 South<br>
> > Hope to One Wilshire, then on to 900 North Alameda in LA, but well<br>
> > within normal LX transceiver range. While we see light (neg 11<br>
> > received) in optical monitoring, we cannot get a link to establish.<br>
> > No combination of auto-negotiate / manual speed settings on our side<br>
> > or NTT’s has been able to get a link up.<br>
><br>
> When light levels are OK but there is no link this can be because of<br>
> speed mismatch. Are both sides fixed on the same speed (1000 in this<br>
> case)?<br>
><br>
><br>
> ______________________________<wbr>_________________<br>
> foundry-nsp mailing list<br>
> <a href="mailto:foundry-nsp@puck.nether.net">foundry-nsp@puck.nether.net</a><br>
> <a href="http://puck.nether.net/mailman/listinfo/foundry-nsp" rel="noreferrer" target="_blank">http://puck.nether.net/<wbr>mailman/listinfo/foundry-nsp</a><br>
><br>
> ______________________________<wbr>_________________<br>
> foundry-nsp mailing list<br>
> <a href="mailto:foundry-nsp@puck.nether.net">foundry-nsp@puck.nether.net</a><br>
> <a href="http://puck.nether.net/mailman/listinfo/foundry-nsp" rel="noreferrer" target="_blank">http://puck.nether.net/<wbr>mailman/listinfo/foundry-nsp</a><br>
<br>
--<br>
==============================<wbr>==============================<wbr>====<br>
Aaron Wendel<br>
Chief Technical Officer<br>
Wholesale Internet, Inc. (AS 32097)<br>
<a href="tel:%28816%29550-9030" value="+18165509030">(816)550-9030</a><br>
<a href="http://www.wholesaleinternet.com" rel="noreferrer" target="_blank">http://www.wholesaleinternet.<wbr>com</a><br>
==============================<wbr>==============================<wbr>====<br>
<br>
______________________________<wbr>_________________<br>
foundry-nsp mailing list<br>
<a href="mailto:foundry-nsp@puck.nether.net">foundry-nsp@puck.nether.net</a><br>
<a href="http://puck.nether.net/mailman/listinfo/foundry-nsp" rel="noreferrer" target="_blank">http://puck.nether.net/<wbr>mailman/listinfo/foundry-nsp</a><br>
<br>
______________________________<wbr>_________________<br>
foundry-nsp mailing list<br>
<a href="mailto:foundry-nsp@puck.nether.net">foundry-nsp@puck.nether.net</a><br>
<a href="http://puck.nether.net/mailman/listinfo/foundry-nsp" rel="noreferrer" target="_blank">http://puck.nether.net/<wbr>mailman/listinfo/foundry-nsp</a></div></div></blockquote></div><br></div>