[j-nsp] Recommended firmware for QFX5100-48T

[Paul S.]

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]
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