Cisco SRW224G4 – K9 Layer 3 Option

24-port 10/100 + 4-Port Gbit – SRW224G4-K9 (SF300-24)
24 10/100; 2 10/100/1000 ports; 2 Combo mini-GBIC ports. 
Performance: Switching capacity 12.8 Gbps, nonblocking, Forwarding rate 9.52 mpps wire-speed performance. 
Layer 2: Port grouping up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation, Number of VLANs 256 active VLANs (4096 range), Head-of-line (HOL) blocking HOL blocking prevention. 
Layer 3: IPv4 routing, Up to 32 static routes and up to 32 IP interfaces, Classless Inter-Domain Routing (CIDR). 
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and WRR, Queue assignment based on DSCP and 802.1p/CoS.