WeOS

Westermo Operating System is a leading-edge operating system for industrial networks that is continuously developed and thoroughly tested. It powers the best switches and routers on the market today to provide resilient and reliable communications in industrial environments. WeOS supports a wide range of industrial and security protocols and is designed in a simple and straightforward configuration format. WeOS together with Westermo hardware creates the world's most reliable networking solution.

Solutions for mission-critical applications

WeOS supports a range of Layer 2 features to ensure connection resiliency and rapid communication recovery in the event of an outage. In addition, routing, firewall, remote access via VPN and many other features are also available at Layer 3.

WeOS Layer 2 features

Reliability and High Availability
Fast Reconfiguration of Network Topology (FRNT), FRNT Ring Coupling, FRNT Horseshoe Topology, Multilink dual homing, IEC 62439-2 Media Redundancy Protocol (MRP), IEEE 802.1AX/802.3ad Link Aggregation (LACP and static), IEEE 802.1D Spanning Tree Protocol (STP) and IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)

Layer 2 switching
IEEE 802.1Q Static VLAN and VLAN Tagging, IEEE 802.3x Flow Control, IGMPv2/v3 Snooping, AVT Dynamic VLAN (Adaptive VLAN Trunking), Management VLAN (Management Interface concept), Static Multicast MAC filters, IEEE 802.1AB Link Layer Discovery Protocol (LLDP)

Layer 2 QoS
IEEE 802.1p Class of Service, Ingress/inbound rate limiting, Egress/outbound traffic shaping

Layer 2 security
IEEE 802.1X Port Access Control, MAC Authentication, IP/MAC address conflict detection

WeOS Layer 3 features

IP Routing, Cybersecurity, Firewall and VPN¹
Static IP routing, Floating Static Routes, Dynamic IP routing (OSPFv2, RIPv1/v2, VRRP, Static Multicast Routing), Stateful Inspection Firewall, NAT, 1-1 NAT, Proxy ARP for 1-1 NAT, Port Forwarding, DSCP/TOS modification, IPsec VPN (IKEv1 certificates and PSK, ESP, VPN failover), SSL VPN (Client and Server, Local and central authentication with RADIUS, address pool and address per CN, TLS authentication, WeConnect), GRE, Multinetting

Additional options
WeConfig, Web interface (HTTP and HTTPS), Command Line Interface (CLI) via console port, (SSHv2 and Telnet), Local and central user authentication (RADIUS and TACACS+), SNMPv1/v2c/v3. Secure Copy (SCP), USB configuration and backup4, BOOTP client, flexible alarm/event handling system, Syslog (log files and remote syslog server), Digital I/O, Port Monitoring, SNTP (NTP client), NTP Server, PPPoE client¹, DHCP client (including options 60 and 61), DHCP server (including options 1, 3, 6, 12, 15, 42, 61, 66, 67 and 82), DHCP relay agent (including options 54 and 82), DDNS

¹ Layer 3 only

SNMP MIB Support
RFC1213 MIB-2, RFC 2787 VRRPv2 MIB, RFC 2819 RMON MIB, RFC 2863 Interface MIB, RFC 3411 SNMP Framework MIB, RFC 3433 Entity Sensor MIB, RFC 3621 Power Ethernet MIB, RFC 3635 Ethernet-like MIB, RFC 4133 Entity MIB, RFC4188 Bridge MIB, RFC4318 RSTP MIB, RFC4363 Q-BRIDGE MIB, RFC4836 MAU MIB, RFC4319 HDSL2/SHDSL MIB, RFC 6527 VRRPv3 MIB, IEEE 802.1AB LLDP MIB, IEEE 802.1AX LAG MIB, IEC 61375-2-5 MIB, IEC 62439-2 MRP, UCD SNMP MIB, WESTERMO PRIVATE MIB