High Availability
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ISSU support for MIC (MX240, MX480, MX960, and MX2020)—You can use in-service software upgrade (ISSU) to ensure seamless Modular Interface Card (MIC) upgrades on the listed MX Series routers. This feature upgrades the system with minimal traffic disruption and no impact on the control plane. MICs support 10 1GbE or 10 10GbE interfaces, ensuring flexibility and reducing downtime during upgrades, while maintaining system stability and performance across these chassis models.
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S-BFD support for SRv6 TE paths (MX204, MX240, MX304, MX480, MX960, MX10003, MX10004, MX10008, MX10016, MX2008, MX2010, and MX2020)—You can enhance continuity checks for SRv6 traffic engineering (TE) paths by configuring Seamless BFD (S-BFD). S-BFD sessions monitor the state of SRv6 paths, ensuring that paths remain active only when S-BFD sessions are up.
You can configure S-BFD by using the
sbfd
configuration statement at the[edit protocols source-packet-routing source-routing-path name primary name bfd-liveness-detection]
hierarchy level. You can also use thedestination-ipv6-local-host
option for thesbfd
statement to enforce the use of an IPv6 local host address for S-BFD responders that support only IPv6 local host addresses.[See sbfd]