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  • Posted in: Junos OS

    True, what is not self-updated after JunOS update or reboot are some RE real firmwares/ROM (RE BIOS, RE SSD Firmwares...)... and PoE firmware in EX. But not all, as some firmwares on cards are updated by example :D ------------------------------ Olivier Benghozi ------------------------------

  • Posted in: Junos OS

    Sometimes a general firmware update to an EX switch also includes a POE unit update, but, you need to run a separate command to actually have it install the POE update; it does not happen as part of the main firmware update. So after you've booted into a new firmware version, you can run show poe ...

  • Posted in: SRX

    Share config perhaps, to give clues. ------------------------------ Nikolay Semov ------------------------------

  • Posted in: SRX

    I don't have a box running 22 to test with, but I saw this in a recently-updated KB, except in their example they're using it to match the source-address rather than the destination-address. https://supportportal.juniper.net/s/article/SRX-DNS-name-is-not-a-supported-address-or-address-set-type-in-NAT-rules?language=en_US ...

  • Posted in: Junos OS

    Just found the solution. The interface I was using is IRB which is declared as a layer 3 Interface. Because the interface is layer 3 interface, no layer 2 802.1p tag is available to rewrite. I used a vlan tagging interface instead and It Worked. I now can tag on layer 3 DSCP and layer 2 802.1p ...

  • Posted in: Routing

    as-path prend on export policy -> does something for incoming traffic. Nothing to do with outgoing traffic (your traceroute). Have a look at your import policies and set local-pref. ------------------------------ Olivier Benghozi ------------------------------

  • Posted in: Junos OS

    The software running on each card (PFE) is actually «upgraded» each time the PFE boots ; actually it downloads its own software from the routing engine at each PFE boot if there's a mismatch. So not specially / not only when you upgrade the main JunOS. Therefore if you upgrade JunOS and reboot, all ...

Latest Articles

  • Blog Entry
    Posted to: TechPost Blogs

    BGP Route-Reflector is part of many networks, serving PE routers with reachability information. For this critical role, it’s important to have a robust and feature-rich software, able to serve route updates quickly and reliably, for both upstream and downstream directions. Let’s see how to achieve this goal with cRPD. Introduction Route reflectors ...

  • Blog Entry
    Posted to: TechPost Blogs

    Express5 fungible shared memory architecture provides the foundation for a flexible memory scheme which increases scale and efficiency of memory utilization. Introduction Typically, a fixed pipeline architecture ASIC comes with fixed-size tables or memories for various applications in the packet processing pipeline. Each memory’s occupancies ...

  • Posted to: TechPost Blogs

    PTX10002-36QDD is the first router equipped with the new Juniper Express5 packet forwarding engine, a new deep-buffer 28.8Tbps package introducing a lot of innovations and improvements compared to its predecessor. This post will answer a simple question: how fast can we program the FIB entries in hardware on this new chipset? TL;DR: that's around ...

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