ZyXEL Communications Dimension GS-2024 - Table 89 Switching Specifications

Chapter 33 Product Specifications
GS-2024 User’s Guide
226
Table 89 Switching Specifications
Layer 2
Features
Bridging 8K MAC addresses (hashed)
Static MAC address forwarding: 256 entries
Broadcast storm control in frames/sec
Automatic address learning and aging
Aging time: 14bits resolution in (1s/10ms/1min/5min), default 300 secs
Switching Switching fabric: 48 Gbps, non-blocking
Store and forward
Forwarding rate: 1488000 in 1000 Mbps, 148800 in 100 Mbps
Maximum frame size: 9216 bytes in jumbo frame, 1522 bytes in standard
STP IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
IEEE 802.1s Multiple Spanning Tree Protocol (MSTP)
QoS IEEE 802.1p compliant
4 queues per output port in priority weight round robin algorithm
DiffServ (DSCP to output queue mapping)*
IGMP snooping (IGMP v1/v2/v3, 16 VLAN maximum-user configurable)
VLAN Port-based VLAN
802.1Q VLAN
full 4K groups support, 256 static VLAN
GVRP for dynamic registration
VLAN ingress filtering
Acceptable frame type for all/tag only/untag only
PVID ranging from 1 to 4094
Link
Aggregation
Supports IEEE 802.3ad; static and dynamic (LACP) port trunking
Four groups (up to 8 ports each)
Port Mirroring Port based mirroring to a mirror port
Bandwidth
Control
Port-based bandwidth control for ingress (64K, 128K, 256K, 512K, 1M, 2M, 4M,
8M, 16M, 32M, 64M, 128M, 256M, 512M only)
Layer 3
Features
Multicast IGMP snooping (IGMP v1/v2/v3, 16 VLAN maximum-user configurable)
IGMP filtering
MVR
IGMP timer
IP services DHCP relay; VLAN based DHCP server/relay