| model info: | WS-C3850-24XS-E | 
| enclosure type | Rack-mountable – 1U | 
| Ports | 24 x SFP+ ports | 
| Network management Interface | ● Ethernet management port: RJ-45 connectors, 4-pair Cat-5 UTP cabling● Management console port: RJ-45-to-DB9 cable for PC connections
 | 
| Available PoE Power | None | 
| Switching Capacity | 320Gbps | 
| Maximum stacking number | up to 9 switches with same IOS feature set in same series | 
| Stack Bandwidth | 480Gbps | 
| Forwarding Performance | 454.55Mpps | 
| FNF entries | 48,000 flows | 
| Maximum VLANs IDs | 1,000 | 
| MAC Address Table Size | 32K | 
| CPU | Multicore CPU | 
| RAM | 4 G | 
| Flash Memory | 4 G | 
| Wireless | 
| Number of AP per switch/stack | 100 | 
| Number of wireless clients per switch/stack | 2000 | 
| Total number of WLANs per switch | 64 | 
| Wireless bandwidth per switch | up to 20Gbps | 
| Supported Aironet AP series | 3600, 3500, 2600, 1600, 1260, 1140, 1040 | 
| Expansion / Connectivity | 
| Console ports | USB (Type-B), Ethernet (RJ-45) | 
| Expansion Slot(s) | 1 network module slot and 1 power redundant slot | 
| Network Modules Selection | ● C3850-NM-4-1G: 4 x 1G uplinks network module●C3850-NM-2-10G: 2 x 10G or 4 x 1G uplinks network module
 | 
| Stacking cable | ●STACK-T1-50CM StackWise stacking cable with a 0.5 m length●STACK-T1-1M StackWise stacking cable with a 1.0 m length
 ●STACK-T1-3M StackWise stacking cable with a 3.0 m length
 | 
| Stack Power Cable (recommended) | ●CAB-SPWR-30CM stack power cable with a 30CM length●CAB-SPWR-150CM stack power cable with a 150CM length
 | 
| Power supply | PWR-C1-715WAC | 
| Power Device | Power supply – redundant – plug-in module | 
| Power Redundancy | optional | 
| Voltage range (Auto) | 100V-240V | 
| Power Consumption of standalone(in Watts) | 205.5 (Max) | 
| Miscellaneous | 
| Width | 17.5 Inches (44.5 cm) | 
| Depth | 17.7 Inches (45.0 cm) | 
| Height | 1.75 Inches (4.45 cm) | 
| Weight | 13.5 Pounds (6.1 Kg) | 
| Rack Mounting Kit | optional | 
|  MTBF in hours | 307,990 | 
| Compliant Standards | ● IEEE 802.1D Spanning Tree Protoco● IEEE 802.1p CoS Prioritization
 ● IEEE 802.1Q VLAN
 ● IEEE 802.1s
 ● IEEE 802.1w
 ● IEEE 802.1X
 ● IEEE 802.1X-Rev
 ●IEEE 802.11
 ● IEEE 802.1ab (LLDP)
 ● IEEE 802.3ad
 ● IEEE 802.3x full duplex on 10BASE-T, 100BASE-TX, and 1000BASE-T ports
 ● IEEE 802.3 10BASE-T● IEEE 802.3u 100BASE-TX
 ● IEEE 802.3ab 1000BASE-T
 ● IEEE 802.3z 1000BASE-X
 ● RMON I and II standards
 ● SNMP v1, v2c, and v3
 | 
| System software / license | 
| System software | IOS IP Service | 
| EnergyWise license | ENERGY-MGMT, ENERGY-MGT-100-K9 | 
| Access Point Licenses | ●L-LIC-CT3850-UPG: Primary upgrade license SKU for Cisco 3850 wireless controller (e-delivery)●L-LIC-CTIOS-1A: 1 access point adder license for Cisco IOS Software based wireless controller (e-delivery)
 ●LIC-CT3850-UPG: Primary upgrade license SKU for Cisco 3850 wireless controller (paper license)
 ●LIC-CTIOS-1A: 1 access point adder license for the Cisco IOS Software based wireless controller (paper license)
 | 
| Features | ●EEM ●RPS Support ● Jumbo Frames ● VLANS ●Voice Vlan ●VTPv2 ●CDPv2 ●LLDP ● 802.3ad LACP and PAgP ● PVST/PVST+ ● 802.1W/802.1S ●Port Fast/Uplink Fast  ●Dynamic Trunking Protocol (DTP) ● port CoS Trust and Override ● Trusted Boundary ● ACL Classification ●ingress Policing ● Auto QoS ● Per VLAN policies ● 802.1p queues ● Scheduling ● Priority Queuing ● Configure CoS Priority Queues ●Configure CoS Priority Queues ● Configure Queue Weights ● Configure Buffers and Thresholds ●Class & Policy Maps ● Modify CoS and DSCP Mapping ● Weighted Tail Drop ● IGMPv1,v2,v3 and MLDv1, v2 ● DHCP server ● DSCP transparency ● HSRP, VRRP, BLGP ● RIPv1, v2 EIGRP, PIM  OSPF, OSPFv3, EIGRPv6, BGPv4, IS-ISv4  ● VRF-lite  ● PIM-SM/DM, PIM sparse-dense mode, SSM ● Flexible Netflow | 
| Advanced Network security | ● Port security ● DHCP snooping ●Dynamic ARP inspection (DAI) ● IP source guard ●The Unicast Reverse Path Forwarding (uRPF)● Bidirectional data support on a SPAN ● User authentication
 ● Private VLAN  ●Router and VLAN ACLs  ● complete identity and security
 ● Multidomain authentication ● MAC address notification
 ● IGMP filtering ● Cisco security VLAN ACL
 ● Secure Shell (SSH) Protocol, Kerberos, and Simple Network Management Protocol Version 3 (SNMPv3)
 ● Port-based ACLs ● TrustSec SXP ● IEEE 802.1ae
 ● TACACS+ and RADIUS authentication ● Cisco standard and extended IP security router ACLs
 ●  Bridge protocol data unit (BPDU) Guard
 ● Spanning Tree Root Guard (STRG) ● Wireless end-to-end security
 | 
| Management | ●BRIDGE-MIB ●CISCO-AUTH-FRAMEWORK-MIB●CISCO-BGP4-MIB, BGP4-MIB ●CISCO-BRIDGE-EXT-MIB
 ●CISCO-BULK-FILE-MIB ●CISCO-CABLE-DIAG-MIB
 ●CISCO-CALLHOME-MIB ●CISCO-CEF-MIB
 ●CISCO-CIRCUIT-INTERFACE-MIB
 ●CISCO-ENTITY-VENDORTYPE-OID-MIB
 ●CISCO-CONTEXT-MAPPING-MIB
 ●CISCO-DEVICE-LOCATION-MIB ●CISCO-DHCP-SNOOPING-MIB
 ●CISCO-EIGRP-MIB
 ●CISCO-EMBEDDED-EVENT-MGR-MIB
 ●CISCO-ENTITY-FRU-CONTROL-MIB ●CISCO-ENTITY-SENSOR-MIB
 ●ENTITY-MIB ●CISCO-ERR-DISABLE-MIB
 ●CISCO-CONFIG-COPY-MIB ●CISCO-FLOW-MONITOR-MIB
 ●CISCO-FTP-CLIENT-MIB ●CISCO-HSRP-EXT-MIB
 ●CISCO-HSRP-MIB ●CISCO-IETF-ISIS-MIB
 ●CISCO-IF-EXTENSION-MIB ●CISCO-IGMP-FILTER-MIB
 ●CISCO-CONFIG-MAN-MIB ●CISCO-IP-CBR-METRICS-MIB
 ●CISCO-IPMROUTE-MIB ●CISCO-IP-STAT-MIB
 ●CISCO-IP-URPF-MIB ●CISCO-L2L3-INTERFACE-CONFIG-MIB
 ●CISCO-LAG-MIB ●CISCO-LICENSE-MGMT-MIB
 ●CISCO-MAC-AUTH-BYPASS-MIB ●CISCO-MAC-NOTIFICATION-MIB
 ●CISCO-MDI-METRICS-MIB ●CISCO-FLASH-MIB ●CISCO-OSPF-MIB
 ●CISCO-OSPF-TRAP-MIB ●CISCO-PAE-MIB ●CISCO-PAGP-MIB
 ●CISCO-PIM-MIB ●CISCO-PING-MIB ●CISCO-PORT-QOS-MIB
 ●CISCO-PORT-SECURITY-MIB●CISCO-PORT-STORM-CONTROL-MIB
 ●CISCO-POWER-ETHERNET-EXT-MIB ●CISCO-PRIVATE-VLAN-MIB
 ●CISCO-PROCESS-MIB ●CISCO-PRODUCTS-MIB●CISCO-RF-MIB
 ●CISCO-RTP-METRICS-MIB ●CISCO-RTTMON-MIB
 ●CISCO-SMART-INSTALL-MIB
 ●CISCO-SNMP-TARGET-EXT-MIB ●CISCO-STACKMAKER-MIB●CISCO-MEMORY-POOL-MIB ●CISCO-STP-EXTENSIONS-MIB
 ●CISCO-SYSLOG-MIB ●CISCO-TCP-MIB ●CISCO-UDLDP-MIB
 ●CISCO-VLAN-IFTABLE-RELATIONSHIP-MIB ●CISCO-VLAN-MEMBERSHIP-MIB ●CISCO-VTP-MIB ●EtherLike-MIB
 ●HC-RMON-MIB ●IEEE8021-PAE-MIB ●IEEE8023-LAG-MIB
 ●IF-MIB ●IGMP-MIB ●IGMP-STD-MIB ●IP-FORWARD-MIB
 ●IP-MIB ●IPMROUTE-STD-MIB ●LLDP-EXT-MED-MIB
 ●LLDP-MIB ●NOTIFICATION-LOG-MIB
 ●OLD-CISCO-MEMORY-MIB ●CISCO-CDP-MIB
 ●POWER-ETHERNET-MIB ●RMON2-MIB
 ●RMON-MIB ●SNMP-COMMUNITY-MIB ●SNMP-FRAMEWORK-MIB
 ●SNMP-MPD-MIB ●SNMP-NOTIFICATION-MIB ●SNMP-PROXY-MIB
 ●SNMP-TARGET-MIB ●SNMP-USM-MIB ●SNMPv2-MIB
 ●SNMP-VIEW-BASED-ACM-MIB ●TCP-MIB ●UDP-MIB
 ●CISCO-IMAGE-MIB ●CISCO-STACKWISE-MIB
 ●AIRESPMACE-WIRELESS-MIB ●CISCO-LWAPP-IDS-MIB
 ●CISCO-LWAPP-AP-MIB ●CISCO-LWAPP-CCX-RM-MIB
 ●CISCO-LWAPP-CLIENT-ROAMING-MIB
 ●CISCO-LWAPP-DOT11-CCX-CLIENT-DIAG-MIB
 ●CISCO-LWAPP-DOT11-CCX-CLIENT-MIB
 ●CISCO-LWAPP-DOT11-CLIENT-CCX-REPORTS-MIB
 ●CISCO-LWAPP-DOT11-CLIENT-MIB ●CISCO-LWAPP-DOT11-MIB
 ●CISCO-LWAPP-DOWNLOAD-MIB ●CISCO-LWAPP-LINKTEST-MIB
 ●CISCO-LWAPP-MFP-MIB ●CISCO-LWAPP-MOBILITY-EXT-MIB
 ●CISCO-LWAPP-QOS-MIB ●CISCO-LWAPP-REAP-MIB
 ●CISCO-LWAPP-ROGUE-MIB ●CISCO-LWAPP-RRM-MIB
 ●CISCO-LWAPP-SI-MIB ●CISCO-LWAPP-TSM-MIB
 ●CISCO-LWAPP-WLAN-MIB ●CISCO-LWAPP-WLAN-SECURITY-MIB
 | 
| Technical Support and Services | ● Cisco SMARTnet Service ● Cisco Smart Foundation Service ● Cisco SP Base Service ● Cisco Focused Technical Support Services | 
 
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