You can set "ether-options autonegotiate" on XE interfaces, and it will do just as you'd expect. Firmware on QFX-5100-48T is bad in a lot of ways, but we've gotten them to work mostly as youd want. We are on 14.1X53-D35.3
xe-0/0/0 { ether-options { auto-negotiation; } unit 0 { family ethernet-switching; } } On Mon, Oct 10, 2016 at 1:34 PM, Dale Shaw <dale.shaw+j-...@gmail.com> wrote: > Hi all, > > On 11 Oct 2016 6:23 AM, "Graham Brown" <juniper-...@grahambrown.info> > wrote: > > > > Hi Paul, > > > > Correct, just use 'replace pattern xe-0/0/0 with ge-0/0/0' etc and you > > should be fine. > > I don't think that's how it works on qfx5100-48**T** > > It's more like copper based EX, where the interfaces are configured as > ge-x/x/x even if they're plugged into something capable of only 10 or > 100BASE-T operation. > > I seem to recall that there is a trick to making it work that involves > autoneg but I'm currently using a tiny screen and an imaginary keyboard so > digging up the details isn't possible right now. > > I'm certain that JTAC could help but I'll try to find something when I'm > properly online. > > Cheers, > Dale > > > On 11 October 2016 at 07:05, Paul S. <cont...@winterei.se> wrote: > > > > > Hi Joel, > > > > > > Thanks for replying. > > > > > > What are the steps to configure the ports as "ge." Do I just get rid of > xe > > > from the config and replace it with ge for that port, that's all? > > > > > > > > > On 10/11/2016 12:21 AM, joel jaeggli wrote: > > > > > >> On 10/10/16 7:34 AM, Paul S. wrote: > > >> > > >>> Hi folks, > > >>> > > >>> Are everyone running the JTAC recommended 14.1X53-D35.3 or have you > > >>> found better stability at some newer revision? > > >>> > > >>> My problem is that the "tri state" 10g ports (copper) don't seem to > > >>> want to run at anything less than 10g. It links up when connected to > a > > >>> 1g device, but still claims that the port is operating in 10g mode. > > >>> > > >>> The biggest issue I have is that if I assign a /30 to the p2p > > >>> interfaces (between the qfx and any copper 1g device), my p2p latency > > >>> is somewhere from 10 to 40ms. > > >>> > > >>> I asked around to see if there's any way to force the ports into 1g > > >>> mode, but the "speed" knob is missing. I deliberately turned on > > >>> auto-negotiation, does not seem to help. > > >>> > > >>> 802.3ad LAGs created using any of these links also claim to have > > >>> speeds of 20g/40g when there's in reality only 4g of capacity. > > >>> > > >>> Can someone hit me with a clue stick? Thanks! > > >>> > > >> I presume that you're specifing the port config as ge-0/0/foo rather > > >> than xe-0/0/foo > > >> > > >> joel@ show interfaces ge-0/0/46 > > >> Physical interface: ge-0/0/46, Enabled, Physical link is Up > > >> Interface index: 701, SNMP ifIndex: 616 > > >> Description: > > >> Link-level type: Ethernet, MTU: 1514, Speed: 1000mbps, BPDU Error: > > >> None, MAC-REWRITE Error: None, Loopback: Disabled, Source filtering: > > >> Disabled, Flow control: Disabled, Auto-negotiation: Enabled, > > >> Remote fault: Online, Media type: Copper > > >> Device flags : Present Running > > >> Interface flags: SNMP-Traps Internal: 0x4000 > > >> Link flags : None > > >> CoS queues : 12 supported, 12 maximum usable queues > > >> Current address: > > >> Last flapped : 2016-08-26 03:31:56 UTC (6w3d 19:46 ago) > > >> Input rate : 0 bps (0 pps) > > >> Output rate : 0 bps (0 pps) > > >> Active alarms : None > > >> Active defects : None > > >> Interface transmit statistics: Disabled > > >> > > >> Logical interface ge-0/0/46.0 (Index 563) (SNMP ifIndex 617) > > >> Flags: SNMP-Traps 0x4004000 Encapsulation: ENET2 > > >> Input packets : 146287 > > >> Output packets: 292513 > > >> Protocol inet, MTU: 1500 > > >> Flags: Sendbcast-pkt-to-re > > >> Addresses, Flags: Is-Preferred Is-Primary > > >> Destination: > > >> > > >> joel@> show chassis hardware > > >> Hardware inventory: > > >> Item Version Part number Serial number Description > > >> Chassis QFX5100-48S-6Q > > >> Pseudo CB 0 > > >> Routing Engine 0 BUILTIN BUILTIN QFX Routing > > >> Engine > > >> FPC 0 REV 05 > QFX5100-48S-6Q > > >> > > >> Xcvr 46 NON-JNPR SFP-T > > >> > > >> joel@> show version > > >> fpc0: > > >> ------------------------------------------------------------ > > >> -------------- > > >> Hostname: > > >> Model: qfx5100-48s-6q > > >> JUNOS Base OS Software Suite [13.2X51-D38] > _______________________________________________ > juniper-nsp mailing list juniper-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/juniper-nsp > -- Brent Jones br...@brentrjones.com _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp