WS-C3850-24T-S Overview
The WS-C3850-24T-S is a Cisco enterprise switch built for secure, scalable campus and branch connectivity. It fits organizations that need reliable access switching, consistent policy control, and smooth migration for modern network services. In practical deployments, this switch supports user access, uplink integration, and day-to-day switching efficiency. From the specification, it delivers Key hardware includes 24 x 10/100/1000; 92Gbps switching capacity; 68.4Mpps forwarding performance; 480Gbps stacking support. This makes the WS-C3850-24T-S a strong option for enterprises, integrators, and regional resellers that want a dependable Cisco switching platform with straightforward.
Figure 1 shows the photo of WS-C3850-24T-S.
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Optional Add-ons
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Models
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Description
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C3850-NM-4-1G
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Cisco 3850 Series 4 x 1GE Network Module
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C3850-NM-2-10G
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Cisco 3850 Series 2 x 10GE Network Module
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C3850-NM-BLANK
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Cisco 3850 Series Blank Network Module
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L-C3850-24-S-E
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C3850-24 IP Base to IP Services Electronic RTU License
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PWR-C1-350WAC
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Cisco 3850 Series Power Supply 350W AC
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PWR-C1-350WAC/2
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Cisco 3850 Series Secondary Power Supply 350W AC Config 1 Secondary Power Supply
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CAB-SPWR-30CM
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Catalyst 3750X and 3850 Stack Power Cable 30 CM
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CAB-SPWR-150CM
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Catalyst 3750X and 3850 Stack Power Cable 150 CM
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STACK-T1-50CM=
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Cisco StackWise-480 50cm stacking cable for Cisco Catalyst 3850 series switch
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STACK-T1-1M=
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Cisco StackWise-480 1m stacking cable for Cisco Catalyst 3850 series switch
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Cisco WS-C3850-24T-S Specification
Enclosure type
Rack-mountable - 1U
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
Switching capacity
92 Gbps
Maximum stacking number
Up to 9 switches with same IOS feature set in same series
Forwarding performance
68.4 Mpps
Flexible NetFlow entries
24,000 flows
MAC address table size
32K
Number of APs per switch/stack
100
Wireless clients per switch/stack
2,000
Total WLANs per switch
64
Wireless bandwidth per switch
Up to 20 Gbps
Supported Aironet AP series
3600, 3500, 2600, 1600, 1260, 1140, 1040
Console ports
USB Type-B, Ethernet RJ-45
Expansion slots
1 network module slot and 1 power redundant slot
Network module options
C3850-NM-4-1G: 4 x 1G uplink network module; C3850-NM-2-10G: 2 x 10G or 4 x 1G uplink network module
Stacking cable options
STACK-T1-50CM StackWise stacking cable, 0.5 m; STACK-T1-1M StackWise stacking cable, 1.0 m; STACK-T1-3M StackWise stacking cable, 3.0 m
Stack power cable options
CAB-SPWR-30CM stack power cable, 30 cm; CAB-SPWR-150CM stack power cable, 150 cm
Power supply
PWR-C1-350WAC
Power device type
Power supply - redundant, plug-in module
Power redundancy
Optional
Voltage range (auto)
100 V to 240 V
Power consumption (standalone, max)
84.97 W
Device weight (manufacturer data)
15.9 lb (7.2 kg)
Rack mounting kit
Optional
Compliant standards (Layer 2)
IEEE 802.1D Spanning Tree Protocol; IEEE 802.1p CoS prioritization; IEEE 802.1Q VLAN; IEEE 802.1s; IEEE 802.1w; IEEE 802.1X; IEEE 802.1X-Rev; IEEE 802.1ab LLDP; IEEE 802.3ad; IEEE 802.3x full duplex on 10BASE-T, 100BASE-TX, 1000BASE-T
Compliant standards (Ethernet)
IEEE 802.3 10BASE-T; IEEE 802.3u 100BASE-TX; IEEE 802.3ab 1000BASE-T; IEEE 802.3z 1000BASE-X
Monitoring and management standards
RMON I and II; SNMP v1, v2c, v3; IEEE 802.11 (wireless-related)
System software
Cisco IOS IP Base (upgradable)
EnergyWise license
ENERGY-MGMT; ENERGY-MGT-100-K9
Software license options
C3850-24-S-E: IP Base to IP Services RTU paper license; L-C3850-24-S-E: IP Base to IP Services RTU electronic license
Access point license options
L-LIC-CT3850-UPG: primary upgrade license for Cisco 3850 wireless controller (e-delivery); L-LIC-CTIOS-1A: 1 AP adder license for IOS-based wireless controller (e-delivery); LIC-CT3850-UPG: primary upgrade license (paper); LIC-CTIOS-1A: 1 AP adder license (paper)
Main Layer 2 features
Jumbo frames; VLANs; Voice VLAN; STP; RSTP (802.1w); MSTP (802.1s); PVST/PVST+; PortFast/UplinkFast; Dynamic Trunking Protocol (DTP)
Link aggregation and discovery
802.3ad LACP; PAgP; CDP; LLDP
QoS and traffic management
Port CoS trust and override; trusted boundary; ACL classification; ingress policing; Auto QoS; per-VLAN policies; 802.1p queues; scheduling; priority queuing; CoS priority queues; configurable queue weights, buffers and thresholds; class and policy maps; CoS and DSCP mapping; weighted tail drop; DSCP transparency
IP routing and multicast
RIPv1, RIPv2, EIGRP, EIGRPv6, OSPF, OSPFv3, IS-ISv4, BGPv4; VRF-lite; PIM-SM/DM; PIM sparse-dense mode; SSM
High availability and first hop
HSRP; VRRP; GLBP
NetFlow
Flexible NetFlow support
Advanced network security
Port security; DHCP snooping; dynamic ARP inspection (DAI); IP source guard; Unicast Reverse Path Forwarding (uRPF); bidirectional data support on SPAN; user authentication; private VLAN; router and VLAN ACLs; multidomain authentication; MAC address notification; IGMP filtering; Cisco security VLAN ACL; port-based ACLs; TrustSec SXP; IEEE 802.1ae; BPDU Guard; Spanning Tree Root Guard (STRG); wireless end-to-end security
Secure management
SSH; Kerberos; SNMPv3; TACACS+ and RADIUS authentication; Cisco standard and extended IP security router ACLs
Management MIBs (selected)
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; RMON-MIB; RMON2-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; OLD-CISCO-MEMORY-MIB; CISCO-CDP-MIB; POWER-ETHERNET-MIB; HC-RMON-MIB; IEEE8021-PAE-MIB; IEEE8023-LAG-MIB; OSPF-MIB; OSPF-STD-MIB; IP-FORWARD-MIB; IP-MIB; IPMROUTE-STD-MIB; LLDP-MIB; LLDP-EXT-MED-MIB; NOTIFICATION-LOG-MIB; CISCO-IMAGE-MIB; CISCO-STACKWISE-MIB; 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
Operating temperature (AC, up to 1,500 m)
23°F to 113°F (-5°C to +45°C)
Operating temperature (AC, up to 3,000 m)
23°F to 104°F (-5°C to +40°C)
Short-term exception (AC, sea level, single fan failure)
23°F to 113°F (-5°C to +45°C)
Short-term exception (AC, up to 1,500 m)
23°F to 122°F (-5°C to +50°C)
Short-term exception (AC, up to 3,000 m)
23°F to 113°F (-5°C to +45°C)
Operating temperature (DC, up to 1,800 m)
23°F to 113°F (-5°C to +45°C)
Operating temperature (DC, up to 3,000 m)
23°F to 104°F (-5°C to +40°C)
Operating temperature (DC, up to 4,000 m)
23°F to 95°F (-5°C to +35°C)
Short-term exception (DC, up to 1,800 m)
23°F to 131°F (-5°C to +55°C)
Short-term exception (DC, up to 3,000 m)
23°F to 122°F (-5°C to +50°C)
Short-term exception (DC, up to 4,000 m)
23°F to 113°F (-5°C to +45°C)
Short-term exception (DC, sea level, single fan failure)
23°F to 113°F (-5°C to +45°C)
Storage temperature
-40°F to 160°F (-40°C to +70°C)
Operating altitude
Up to 13,000 ft (up to 4,000 m)
Storage altitude
Up to 15,000 ft (up to 4,573 m)
Operating relative humidity
10% to 95% noncondensing
Storage relative humidity
10% to 95% noncondensing
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