C800universalk9mzspa1583m9bin Work -
: Fixes for memory allocation issues (DHCPv6 relay), dialer callback failures on C891 routers, and incorrect SNMP OID values. Flexible Netflow Support
It is safe to upgrade to this version if you are currently running 15.7 or earlier 15.8 maintenance releases. However, if you are planning a network refresh for a modern workforce requiring high-speed encrypted throughput (300Mbps+), this software cannot compensate for the aging hardware, and a migration to the ISR 1000 or 4000 series is advised. c800universalk9mzspa1583m9bin work
Due to the "k9" designation, this image supports secure connectivity protocols essential for modern branch networking, including: : Fixes for memory allocation issues (DHCPv6 relay),