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

Graham Brown juniper-nsp at grahambrown.info
Mon Oct 10 15:22:20 EDT 2016


Hi Paul,

Correct, just use 'replace pattern xe-0/0/0 with ge-0/0/0' etc and you
should be fine.

Cheers,
Graham

Graham Brown
Twitter - @mountainrescuer <https://twitter.com/#!/mountainrescuer>
LinkedIn <http://www.linkedin.com/in/grahamcbrown>

On 11 October 2016 at 07:05, Paul S. <contact at 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]
>>
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>>>
>>
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