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ISSU

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    ISSU

    In-Service Software Upgrade (ISSU) features help to upgrade devices without impacting the control plane

    Feature hierarchy Feature Name
    ISSU / ISSU: LACP with Fast Hellos
    ISSU / ISSU: Operation details
    ISSU / ISSU: Progress display
    ISSU / ISSU: Upgrade from FreeBSD 6.1-based Junos OS to FreeBSD 10.x-based Junos OS
    ISSU / ISSU: View status during an upgrade
    ISSU / In-service hitless kernel warm reboot
    ISSU / In-service software upgrade, ISSU
    ISSU / Nonstop software upgrade, NSSU
    ISSU / Unified ISSU for VRRPv3: Avoid adjacency flap
    ISSU / Unified ISSU for multivendor networks: LACP inline support
    ISSU / Unified ISSU: Abstracted fabric interfaces
    ISSU / Unified ISSU: Additional protocols
    ISSU / Unified ISSU: Automatic deactivation and activation of incompatible configurations
    ISSU / Unified ISSU: BFD sessions
    ISSU / Unified ISSU: ESE major version change
    ISSU / Unified ISSU: EVPN and VXLAN
    ISSU / Unified ISSU: Enhanced Scaling
    ISSU / Unified ISSU: Enhanced mode
    ISSU / Unified ISSU: GTP
    ISSU / Unified ISSU: IEEE 802.1ag CFM
    ISSU / Unified ISSU: Inline LSQ interfaces
    ISSU / Unified ISSU: Junos Node Slicing
    ISSU / Unified ISSU: L2TP LNS
    ISSU / Unified ISSU: LACP
    ISSU / Unified ISSU: LFM
    ISSU / Unified ISSU: Layer 2 forwarding on AFT-based line cards
    ISSU / Unified ISSU: Pause and resume options
    ISSU / Unified ISSU: Routing protocols
    ISSU / Unified ISSU: Statistics preservation on MPC/MIC interfaces
    ISSU / Unified ISSU: Subscriber management DHCP access model
    ISSU / Unified ISSU: Subscriber management PPPoE access model
    ISSU / Unified ISSU: Virtual Chassis support