MS355-48X2
Cloud-Managed Switching for Performance-Driven Networks

Highlights
-
Switch ports/stacking ports
-
- 24 × mGig ports
- 24 × 1G ports
- 2 × 40G or 4 × 10G fibre uplinks
- Stack up to 8 units
- QSFP28 stacking ports
- 400 Gbps of physical stacking
-
Power/PoE
-
- All models include 740 W
- Up to 30 W per port
- Up to 60 W per port
- Modular power supply/fans
-
Hardware platform
-
- Reliable platform with 24/7 Meraki Support
- 1RU rack mountable
- Video and voice QoS
- Non-blocking switch fabric
-
Cloud management
-
- Email alerts for switch management
- Remote troubleshooting tools
- Manage ports from a GUI-based dashboard
- Zero-touch provisioning
- Per-port and per-client usage statistics
- Secure, user-scheduled firmware updates
-
Switching capabilities
-
- Layer 3
- Warm spare redundancy (VRRP)
- OSPF Routing
- MAC forwarding entries, up to 32K
- DHCP Server, DHCP Relay
- 802.1X Authentication
- DHCP Snooping
- STP Enhancements
- IPv4 and IPv6 ACLs
![]() |
![]() |
![]() |
|||
MS350-24X |
MS355 X Series |
MS355 X2 Series |
|||
Multi-Gigabit Ethernet Deployment Scenarios |
|||||
Recommended For | |||||
Available mGig ports MS350 compatibility Secure LAN connectivity Layer 3 access Hardware options for redundancy | High mGig port density for AX access points Wireless-first environments Secure LAN connectivity Layer 3 access Hardware options for redundancy 4 × 10G SFP+ | High mGig port density for AX access points Wireless-first environments Secure LAN connectivity Layer 3 access Hardware options for redundancy 4 × 10G SFP+ | |||
Hardware Configuration |
|||||
Interfaces | |||||
16 × 1G ports 8 × multigigabit ethernet 2 × stacking ports 1 × management port with auto-MDIX | 16 / 32 × 1G ports 8/16 × multigigabit ethernet 1 × management port with auto-MDIX | 24 × 1G ports (48X2 only) 24 × multigigabit ethernet 1 × management port with auto-MDIX | |||
Uplinks | |||||
4 × 10G (SFP+) uplinks, dedicated | 2 × 40G (QSFP+) uplinks, dedicated | 2 × 40 G (QSFP+) uplinks, dedicated | |||
Stacking | |||||
160G (2 × 80G) Virtual | 400G (2 × 200G) Virtual | 400G (2 × 200G) Virtual | |||
Power Configuration |
|||||
Removable PSU*
Field Replaceable
24X: 1025W PSU
*Redundant PSU sold separately |
Removable PSU*
Field Replaceable
24X: 1025 W PSU
48X: 1025 W PSU
*Redundant PSU sold separately |
Removable PSU*
Field Replaceable
24X2:
1025 W PSU
48X2:
1025W PSU
*Redundant PSU sold separately |
|||
Available POE Power | |||||
24X: 740 W | 355-24X: 740 W 355-48X: 740 W | 355-24X2: 740 W 355-48X2: 740 W | |||
Switching Performance |
|||||
Switching Capacity | |||||
MS350-24X: 272 Gbps | MS355-24X: 352 Gbps MS355-48X: 544 Gbps | MS355-24X2: 640 Gbps MS355-48X2: 688 Gbps | |||
Forwarding Rate | |||||
MS350-24X: 202.3 Mpps | MS355-24X: 262 Mpps MS355-48X: 405 Mpps | MS355-24X2: 476 Mpps MS355-48X2: 512 Mpps | |||
MAC Entries | |||||
MS350-24X: 512K | MS355-24X: 32K MS355-48X: 32K | MS355-24X2: 32K MS355-48X2: 32K | |||
Stacking Bandwith | |||||
160 Gbps | 400 Gbps | 400 Gbps | |||
Routing Performance & Scalability |
|||||
Routing Features | |||||
Static + Dynamic routing DHCP Server + DHCP Relay Warm spare (VRRP) | Static + Dynamic routing DHCP Server + DHCP Relay Warm spare (VRRP) | Static + Dynamic routing DHCP Server + DHCP Relay Warm spare (VRRP) |
- Interfaces
- 24 × 100M/1/2.5/5/10G Ethernet RJ45
- 24 × 1G Ethernet RJ45
- 4 × 10G SFP+
- 2 × 40G QSFP+ uplinks
- 2 × 100G QSFP28 stacking ports
- Auto negotiation and crossover detection
- Management
- Managed via the web with the Meraki cloud management platform
- Integrated with Meraki Wireless and complete portfolio of IT products and solutions
- Zero-touch remote provisioning (no staging needed)
- Detailed historical per-port and per-client usage statistics
- Operating system, device and hostname fingerprinting
- SNMP and SYSLOG support for integration with other network management solutions
- Automatic firmware upgrades with scheduling control
- Remote Diagnostics
- Email, SMS and Mobile push notification alerts
- Ping, traceroute, cable testing and link failure detection with alerting
- Remote packet capture
- Dynamic and interactive network discovery and topology
- Combined event and configuration change logs with instant search
- Stacking
- Physical stacking of up to 8 switches with 400 Gbps stacking bandwidth on all models
- Virtual Stacking supports thousands of switch ports in a single logical stack for unified management, monitoring and configuration
- Ethernet Switching Capabilities
- 802.1p Quality of Service, 8 queues (w/ 6 configurable for DSCP-to-CoS mapping)
- 802.1Q VLAN and trunking support for up to 4,094 VLANs
- 802.1w, 802.1D Rapid Spanning Tree Protocol (RSTP, STP)
- STP Enhancements: BPDU guard, Root guard, Loop guard, UDLD
- Broadcast storm control
- 802.1ab Link Layer Discovery Protocol (LLDP) and Cisco Discovery Protocol (CDP)
- 802.3ad Link aggregation with up to 8 ports per aggregate, Multichassis aggregates supported on stacked switches
- Port mirroring
- IGMP snooping for multicast filtering
- MAC forwarding entries: 32K
- Security
- Integrated multi-factor authentication for Dashboard management
- Role-based access control (RBAC) with granular device and configuration control
- Corporate-wide password policy enforcement
- IEEE 802.1X RADIUS and MAB, hybrid authentication and RADIUS server testing
- Single-Host/Multi-Domain/Multi-Host/Multi Authentication
- Port security: Sticky MAC, MAC whitelisting
- DHCP snooping, detection and blocking, Dynamic ARP Inspection
- IPv4 and IPv6 ACLs
- Performance
- Switching capacity: 688 Gbps
- Forwarding rate: 512 mpps
- Jumbo frame support (9,600 byte Ethernet frame)
- Flow control support
- Layer 3
- Static routing, OSPFv2
- Multicast routing
- Warm spare (VRRP)
- DHCP Relay, DHCP Server
- Power
- Power input: 100-240 VAC, 47-63 Hz
- Power consumption: 110-1793 W max
- 48V DC 802.3af/802.3at Power-over-Ethernet (PoE/PoE+/UPoE) available on all ports (maximum of 60W per port for UPoE) for powered switches
- Mounting
- 1U rack-mountable with included rack mount hardware
- 4-post rack-mount support
- Environment
- Operating temperature: 0 °C to 45 °C
- Humidity: 5 to 95% non-condensing
- Variable speed fans
- Regulatory
- CSA-US (US, Canada)
- FCC (USA)
- IC (Canada)
- CE (Europe)
- RCM (Australia/New Zealand)
- RoHS
- For international availability, please contact sales@meraki.com
- Warranty
- Full lifetime hardware warranty with next-day advanced replacement included
- MTBF (at 25 °C)
- MS355-48X2-HW: 330,228
- Physical Specifications (H × W × D)
- MS355-48X2-HW
- 4.37cm × 48.46cm × 51.66 cm (1.72” × 19.08” × 20.34”)
- 5.96 kg (13.14 lb)
- MS355-48X2-HW