Table 8. Specifications for the 48-Port 32-Gbps Fibre Channel Switching Module (4 of 5) Performance Buffer credits:  Default credits per port: 500 o With Enterprise license: o 8300 shared among a single port group of 16 ports  8191 maximum credits per port Port channel: Up to 16 ports  Port channel: Up to 16 ports  Reliability and availability Hot-swappable module  Hot-swappable SFP+ transceivers  Online diagnostics  Stateful process restart  Nondisruptive supervisor failover  Any-module, any-port configuration for port channels  Fabric-based multipathing  Per-VSAN fabric services  Port tracking  Virtual Routing Redundancy Protocol (VRRP) for management  Network management Access methods through the Supervisor-1 Module:  Out-of-band 10/100/1000 Ethernet port (Supervisor-1) o RS-232 serial console port o In-band IP over Fibre Channel o Access methods through the Fibre Channel switching module:  In-band FICON Control Unit Port (CUP) over any IBM System Z FICON  o channel Access protocols:  Command-line interface (CLI) through console and Ethernet ports o SNMPv3 through Ethernet port and in-band IP over Fibre Channel access o FICON CUP o Distributed Device Alias service  Network security:  Per-VSAN RBAC using RADIUS- and TACACS+-based authentication,  o authorization, and accounting (AAA) functions SFTP o SSHv2 implementing AES o SNMPv3 implementing AES o Management applications:  CLI o Fabric Manager o Device Manager o Programming interfaces Scriptable CLI  Prime DCNM web services API  Prime DCNM GUI  Representational state transfer (REST) API   Environmental Temperature, ambient operating: 0 - 40°C (32 - 104°F)  Temperature, ambient nonoperating and storage: –40 - 70°C (–40 - 158°F)  Relative humidity, ambient (noncondensing) operating: 10 - 90%  Relative humidity, ambient (noncondensing) nonoperating and storage: 10 - 95%  Altitude, operating: –60 - 2000m ( –197 - 6500 ft)  Physical dimensions Dimensions (H x W x D): 4.4 x 40.39 x 55.37 cm (1.75 x 15.9 x 21.8 in.)  Weight: 7.94 kg (17.5 lb)  31 IBM Storage Networking SAN192C-6 Product Guide