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  • 1.  vSRX EVAL what is the maximum number of interfaces you can add

    Posted 08-04-2025 12:06

    vSRX EVAL what is the maximum number of interfaces you can add 
    I'm trying to simulate a legacy customer environment and need 20
    when I add 20 I seem to get `1



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    JNCIE-ENT 907
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  • 2.  RE: vSRX EVAL what is the maximum number of interfaces you can add

    Posted 08-04-2025 19:39

    From what I see in the documentation the KVM, VMware and HyperV local deploys all only support 6 interfaces plus the fxp0 mgmt interface.

    https://www.juniper.net/documentation/us/en/software/vsrx/vsrx-consolidated-deployment-guide/vsrx-consolidated-deployment-guide.pdf



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    Steve Puluka BSEET - Juniper Ambassador
    IP Architect - DQE Communications Pittsburgh, PA (Metro Ethernet & ISP - Retired)
    http://puluka.com/home
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  • 3.  RE: vSRX EVAL what is the maximum number of interfaces you can add

    Posted 08-13-2025 05:32
    Edited by Simon Bingham (technical debt collector) 08-13-2025 05:34

    Thanks, steve. When I add 16 in eve-ng,  I get  fxp0 + ge-0/0/0 - 14, so that adds up as soon as I go higher, it reverts to 2 interfaces in the CLI.  It is useful to have more, so I can test out the full customer config in the lab with simple 1-1 conversions for the interfaces. 
    let me add the 15 ge- interfaces do seem to work

    root@vSRX-MNHA-1# run show interfaces terse 
    Interface               Admin Link Proto    Local                 Remote
    ge-0/0/0                up    up
    ge-0/0/0.0              up    up   inet     10.254.13.1/24  
    gr-0/0/0                up    up
    ip-0/0/0                up    up
    lsq-0/0/0               up    up
    lt-0/0/0                up    up
    mt-0/0/0                up    up
    sp-0/0/0                up    up
    sp-0/0/0.0              up    up   inet    
                                       inet6   
    sp-0/0/0.16383          up    up   inet    
    ge-0/0/1                up    up
    ge-0/0/1.0              up    up   inet     10.254.17.1/24  
    ge-0/0/2                up    down
    ge-0/0/3                up    down
    ge-0/0/4                up    down
    ge-0/0/5                up    down
    ge-0/0/6                up    down
    ge-0/0/7                up    down
    ge-0/0/8                up    down
    ge-0/0/9                up    down
    ge-0/0/10               up    down
    ge-0/0/11               up    up        
    ge-0/0/11.0             up    up   inet     10.254.254.1/30 
    ge-0/0/12               up    down
    ge-0/0/13               up    down
    ge-0/0/14               up    down
    dsc                     up    up