Larch OS

Carrier grade NOS for Marvell packet processor based devices. With support of Marvell eDSA unique cascading and port replication capabilities.

LarchOS is full-featured network OS for Marvell Packet Processor based devices. Its features include advanced capabilities, such as extensive switching and routing protocol support and SDN (software defined networking).

LarchOS gives network operators, carriers and enterprises the most advanced software solution that enables broad range of cost effective Marvell Packet processor based devices. Complimented by Larch hardware platforms up to 12.8Tbps of high capability solutions these hardware platforms allow operators to create diverse solutions, and rapidly deploy new networking features and services at less TCO.

LarchOS brings the whole set of network management features and protocols to the world of Marvell Packet processor based hardware platforms.

Based on a proven network protocols stack it covers all possible networking devices – starting from top-performance 400Gbps Marvell Falcon devices for leaf/spine to 100Gbps TOR, 10Gbps and even 1Gbps ones.


Management, Security and Qos Features 

  • Access control list
  • RADIUS & TACACS+ support
  • Role based access control
  • Modular & Hierarchical QOS for Policing, Marking and Shaping
  • Flexible flow classification and action rule-set
  • NETCONF support, Ansible Integration
  • Sflow support, DCHP Relay/Client
  • Syslog, SNMP Support, Industry standard CLI

Whole range of applications

Access level
Metro Access
Service Edge and Core
Carrier grade features
Layer 2 extensive switching
Layer 3 Diverse routing protocol support
Data Center Ethernet
Management Software with High Availability
SDN – software defined networking
Portfolio of ready-to-use hardware platforms such as 48×25+8x100Gbps and 32x400Gbps

Feature list

802.1D Spanning Tree Protocol/802.1 w Rapid Spanning Tree / 802.1 s Multiple Spanning Tree / RPVST+
VLAN’s with QinQ support
802.1Q VLAN’s / Trunking support
Private VLAN’s
802.1 AB Link Layer Discovery protocol
802.3x Flow control
802.1x Authentication
802.3ad Link aggregation group support
Multi-chassis Link aggregation group support
Static IPv4/IPv6 route support
OSPFv2/v3, ISIS (v4/v6), MP-BGP, RIPv2
Multi-path ECMP
VRF Lite – IPv4
BFD for IPv4, IPv6, Protocol support for OSPF, BGP, in Global and VRF space
IGMP v2/v3, IGMP Snooping, querier, proxy report suppression