Full English Description for Cisco C1200-16P-2G

1. Part Number Naming Breakdown

Model: C1200-16P-2G

C1200: Cisco Catalyst 1200 series managed Gigabit Ethernet switch platform for SMB, branch office and small campus networks
16: 16× 10/100/1000BASE-T RJ45 access ports with PoE power supply
P: PoE+ capable ports supporting IEEE 802.3af / 802.3at, total integrated PoE power budget of 120W
2G: 2 independent dedicated Gigabit SFP fiber uplink slots (non-combo pure fiber ports, no shared RJ45 interface)
Form factor: 1U rack-mount fanless passive cooling chassis; Software stack: Full Layer 2 feature suite + static Layer 3 inter-VLAN routing

2. Short Sales One-Liner (For BOM, Quotation & Datasheet Header)

Cisco Catalyst C1200-16P-2G, fanless 1U rack-mount PoE+ managed Gigabit switch with 16×802.3af/at PoE+ RJ45 access ports (120W total PoE budget) and 2× dedicated Gigabit SFP fiber uplink slots, 36 Gbps full non-blocking switching capacity, 26.78 Mpps wire-rate forwarding, enterprise-grade Layer 2 feature set plus static Layer 3 routing, voice/video optimized QoS, multi-layer security, encrypted multi-mode management and wide-temperature silent operation, purpose-built for SMB access layers, retail surveillance, VoIP telephony, Wi-Fi AP deployments and branch office networks requiring PoE endpoint power and dedicated fiber uplink scalability.

3. Complete Product Overview Paragraph

The Cisco Catalyst C1200-16P-2G is a rack-mount fanless PoE+ managed Gigabit access switch within the Catalyst 1200 SMB switching portfolio, engineered to power PoE-enabled IP phones, Wi-Fi access points, surveillance cameras and video conference endpoints without external power injectors. Distinguished from non-PoE C1200-16T-2G, this unit integrates a 120W shared PoE power pool across all 16 copper ports, paired with two independent exclusive SFP fiber uplink slots to deliver long-distance inter-building or cross-floor fiber connections to core network switches.

Constructed with an all-metal 1U rack-mount chassis and fully fanless passive heat sink cooling, the unit operates completely silently with zero moving mechanical components, delivering an extended MTBF of over 2 million hours at standard room temperature and adapting to poorly ventilated wiring closets and retail backrooms. It achieves full wire-rate non-blocking performance across all 18 physical ports (16 PoE access ports + 2 dedicated SFP uplink ports), auto-negotiating 10/100/1000 Mbps transmission speeds over Cat5e/Cat6/Cat6a twisted pair cabling with a maximum 100-meter copper cable reach. Two dedicated management interfaces are integrated: traditional RJ45 serial console and modern USB Type-C console for convenient direct laptop configuration, paired with multi-color front-panel LEDs displaying system health, port link activity, PoE power load and hardware fault alarms.

Powered by a Linux-based dual-core 1.4 GHz ARM processor with 1GB DDR4 DRAM and 512MB onboard flash storage, the switch carries a complete enterprise feature stack: comprehensive VLAN segmentation, multi-queue voice/video QoS traffic prioritization, full spanning tree loop protection, LACP link aggregation, robust DDoS and ARP flood attack defense, and multiple encrypted remote management channels including HTTPS web GUI, SSHv2 and SNMPv3. Native static Layer 3 inter-VLAN routing enables simple segmented office networking without standalone routers, reducing extra hardware costs for multi-workgroup environments. IEEE 802.3az Energy Efficient Ethernet automatically cuts power consumption on idle copper ports, while LLDP/LLDP-MED enables zero-touch automatic discovery and provisioning of PoE VoIP, camera and wireless endpoints. Configurable PoE port priority protects critical devices under power overload by throttling low-priority PoE loads automatically.

A wide operating temperature window of -5°C to 50°C supports deployment in semi-industrial unmanned branch sites and poorly cooled equipment enclosures. Firmware upgrades and full configuration backup/restore can be completed via TFTP or web upload without network downtime, and a physical hardware reset button enables one-click restoration to factory default settings for fast site redeployment during network refresh cycles.

4. Detailed Hardware Interface & Physical Specifications

Front Panel Port Layout

16 × 10/100/1000BASE-T auto-sensing RJ45 PoE+ ports (IEEE 802.3af 15.4W / 802.3at PoE+ 30W per port)
2 × independent dedicated Gigabit SFP uplink slots (pure fiber, no shared RJ45 combo interface)
Dual management console ports: RJ45 serial console + USB Type-C console
Hardware factory reset push button
Multi-color LED array: system power indicator, per-port link/activity, PoE power status, fault warning lights

PoE Power Specifications

Total integrated PoE power budget: 120W
Per-port power modes: IEEE 802.3af (Class 0–3, max 15.4W), IEEE 802.3at PoE+ (Class 4, max 30W)
PoE management: User-defined high/low port priority for overload protection, scheduled PoE power on/off for off-hours energy saving
All 16 copper ports support PoE power output simultaneously subject to total 120W budget limit

Core Performance Benchmarks

Total full-duplex non-blocking switching capacity: 36 Gbps
64-byte packet wire-rate forwarding rate: 26.78 Mpps
MAC address table capacity: 8,000 MAC address entries
Maximum simultaneous active VLANs: 255 (VLAN ID range 1–4094)
LACP link aggregation: Up to 4 LAG groups, maximum 8 ports per trunk
Shared dynamic packet buffer memory: 1.5 MB

Supported SFP Fiber Transceivers (2 Dedicated Uplink Slots)

Multimode short-reach fiber: GLC-SX-MMD, MGBSX1
Single-mode long-reach fiber: GLC-LH-SMD, MGBLH1 (up to 40km transmission distance)
Gigabit copper SFP module: MGBT1 for copper uplink fallback

Mechanical & Environmental Parameters

Form factor: Standard 1U 19-inch rack-mount metal chassis, wall-mount bracket compatible
Physical dimensions (W × D × H): 268 mm × 272 mm × 44 mm (10.55 × 10.71 × 1.73 in)
Unit weight: 1.81 kg (3.99 lb)
Cooling architecture: Fully fanless passive heat dissipation, zero acoustic operating noise
Operating temperature range: -5°C to 50°C (23°F to 122°F)
Storage temperature range: -25°C to 70°C (-13°F to 158°F)
Relative humidity: 10%–90% non-condensing
MTBF @ 25°C ambient temperature: 2,098,420 hours
Internal power supply: Universal built-in AC 100–240V 50/60Hz integrated PSU
Copper cabling maximum transmission distance: 100 meters for all RJ45 ports

Global Compliance Certifications

UL 62368 safety certification, CSA 22.2, CE marking, FCC Part 15 Class A industrial EMC compliance

5. Core Software Feature Suite

Layer 2 Switching Functions

IEEE 802.1D STP, default-enabled 802.1w RSTP, 802.1s MSTP (8 instances), PVST+/RPVST+
802.1Q tagged VLAN, voice VLAN, guest VLAN, private VLAN edge, Auto Surveillance VLAN (ASV)
Static & dynamic IEEE 802.3ad LACP link aggregation, trunk failover protection
IGMP Snooping v1/v2/v3 (supports up to 255 multicast groups for IPTV and HD video surveillance streams)
Local SPAN port mirroring, virtual cable test for twisted pair wiring fault diagnosis
IEEE 802.3az Energy Efficient Ethernet idle port power reduction

Layer 3 Routing Capabilities

Static inter-VLAN routing, default static IPv4 route, host-specific static routing entries
Integrated DHCP server, DHCP snooping, DHCP relay agent for local LAN IP address allocation
No dynamic routing protocols (OSPF, EIGRP, BGP) supported

QoS Traffic Prioritization

8 hardware priority queues per port, 802.1p CoS classification, DSCP marking & remarking
Per-port ingress/egress bandwidth rate limiting, broadcast/multicast/unicast storm suppression
Optimized low-latency queue scheduling for PoE VoIP phones, PTZ cameras and video conference endpoints

Enterprise Network Security Features

IEEE 802.1X port-based authentication with full RADIUS AAA server integration
Port security, sticky static MAC binding, configurable MAC address learning lockdown limits
Layer 2 access control lists, ARP flood & DDoS attack suppression, control plane CPU protection policy
Encrypted management only: SSHv2, HTTPS; plaintext Telnet fully disableable
Port isolation, blackhole MAC filtering, multi-tier administrative password permission control
LLDP-MED for automated PoE endpoint discovery and zero-touch provisioning

Multi-Access Network Management

Encrypted web-based graphical management GUI (HTTPS)
Dual CLI console access: RJ45 serial console + USB Type-C direct console
Remote management protocols: Telnet, SSH v2, SNMP v1/v2c/v3, RMON 1/2/3/9
System logging: Local flash storage + remote syslog server log forwarding
Firmware upgrade via TFTP or web file upload, full configuration backup & restore
Compatibility with Cisco Catalyst mobile app and Cisco Business Dashboard cloud remote monitoring platform

6. Typical Deployment Use Cases

SME rack access layer switch powering PoE Wi-Fi APs, IP desk phones and surveillance cameras, with dedicated SFP fiber uplinks to core data center switches
Remote branch office wiring closet switch for full PoE VoIP and security camera deployments, utilizing single-mode SFP fiber for long-distance backhaul to headquarters
Retail store network aggregation for PoE POS displays, multi-camera surveillance arrays and guest wireless access points
Small campus secondary building access layer, deploying independent pure fiber uplinks between separate office buildings
Conference rooms, medical clinics and classrooms requiring silent fanless operation plus PoE support for video conference hardware
Auxiliary expansion rack switch for medium-sized business server rooms with PoE workloads, where dedicated exclusive fiber uplinks are preferred over shared combo copper/fiber ports

7. Datasheet Short Summary Paragraph

The Cisco Catalyst C1200-16P-2G is a fanless 1U rack-mount PoE+ managed Gigabit business switch equipped with 16×IEEE 802.3af/at PoE+ RJ45 access ports (120W total PoE power budget) and two independent dedicated Gigabit SFP fiber uplink slots, delivering 36 Gbps non-blocking switching capacity and 26.78 Mpps wire-rate forwarding. It provides a complete enterprise Layer 2 feature set plus static Layer 3 inter-VLAN routing, dedicated PoE priority scheduling, enterprise-grade VLAN, QoS, AAA security and multi-mode encrypted management functions, with passive silent cooling and wide-temperature environmental adaptability. Differentiated from non-PoE C1200-16T-2G by integrated PoE power supply and dedicated pure fiber uplink design, this model serves as a high-density PoE access layer switch for small/medium businesses, remote branches and retail networks deploying PoE IP phones, surveillance cameras and wireless APs alongside long-distance fiber interconnection to core infrastructure.


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