Table 4. Product specifications (part 5 of 7) Feature Description Features and functions (cont.) Serviceability Configuration file management  Nondisruptive software upgrades for Fibre Channel interfaces  IBM Call Home  Power-management LEDs  Port beaconing  System LEDs  SNMP traps for alerts  Network boot  Reliability and availability Online, nondisruptive software upgrades  Stateful nondisruptive supervisor module failover  Hot-swappable redundant supervisor modules  Hot-swappable redundant fabric modules*  Hot-swappable 2N redundant power  Hot-swappable fan trays with integrated temperature and power management  Hot-swappable Enhanced Small Form-Factor Pluggable (SFP+) optics   (8/16/32-Gbps Fibre Channel and 10 Gigabit Ethernet) Hot-swappable switching modules  Stateful process restart  Any module, any port configuration for PortChannels  Fabric-based multipathing  Per-VSAN fabric services  Online diagnostic tests  Port tracking  Virtual Routing Redundancy Protocol (VRRP) for management  *Four fabrics are needed to provide N+1 redundancy. 20 IBM Storage Networking SAN192C-6 Product Guide