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Note

This article applies to CRS3xx series switches and not to CRS1xx/CRS2xx series switches.

Features

FeaturesDescription
Forwarding
  • Configurable ports for switching or routing
  • Full non-blocking wire-speed switching
  • Large Unicast FDB for Layer 2 unicast forwarding
  • Forwarding Databases works based on IVL
  • Jumbo frame support
  • IGMP Snooping support
Mirroring
  • Various types of mirroring:
    • Port based mirroring
    • VLAN based mirroring
    • MAC based mirroring
VLAN
  • Fully compatible with IEEE802.1Q and IEEE802.1ad VLAN
  • 4k active VLANs
  • Flexible VLAN assignment:
    • Port based VLAN
    • Protocol based VLAN
    • MAC based VLAN
  • VLAN filtering
  • From any to any VLAN translation
Bonding
  • Supports 802.3ad (LACP) and balance-xor modes
  • Up to 8 member ports per bonding interface
  • Up to 30 bonding interfaces
  • Hardware automatic failover and load balancing
Traffic Shaping
  • Ingress traffic limiting
    • Port based
    • MAC based
    • IP based
    • VLAN based
    • Protocol based
    • DSCP based
  • Port based egress traffic limiting
Port isolation
  • Applicable for Private VLAN implementation
Access Control List
  • Ingress ACL tables
  • Classification based on ports, L2, L3, L4 protocol header fields
  • ACL actions include filtering, forwarding and modifying of the protocol header fields

Models

This table clarifies the main differences between Cloud Router Switch models.

ModelSwitch ChipCPUCoresWirelessSFP+ portACL rulesUnicast FDB entriesJumbo Frame (Bytes)
netPower 15FR (CRS318-1Fi-15Fr-2S)Marvell-98DX224S800MHz1--12816,00010218
netPower 16P (CRS318-16P-2S+)Marvell-98DX226S800MHz1-+12816,00010218
CRS326-24G-2S+ (RM/IN)Marvell-98DX3236800MHz1-+12816,00010218
CRS328-24P-4S+Marvell-98DX3236800MHz1-+12816,00010218
CRS328-4C-20S-4S+Marvell-98DX3236800MHz1-+12816,00010218
CRS305-1G-4S+Marvell-98DX3236800MHz1-+12816,00010218
CRS309-1G-8S+Marvell-98DX8208800MHz2-+68032 00010218
CRS317-1G-16S+Marvell-98DX8216800MHz2-+680128,00010218
CRS312-4C+8XGMarvell-98DX8212650MHz1-+34132,00010218
CRS326-24S+2Q+Marvell-98DX8332650MHz1-+17032,00010218
CRS354-48G-4S+2Q+Marvell-98DX3257650MHz1-+17032,00010218
CRS354-48P-4S+2Q+Marvell-98DX3257650MHz1-+17032,00010218

Abbreviations

  • FDB - Forwarding Database
  • MDB - Multicast Database
  • SVL - Shared VLAN Learning
  • IVL - Independent VLAN Learning
  • PVID - Port VLAN ID
  • ACL - Access Control List
  • CVID - Customer VLAN ID
  • SVID - Service VLAN ID

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