Quidway® S3900 Series Intelligent and Resilient Switches Product Specification
Copyright ©2007 Huawei Technologies Co., Ltd. All Rights Reserved.
http://www.huawei.com/products/datacomm/
5
Attribute
S3900-SI
S3900-EI
DHCP Client
DHCP option 60
ARP (Address Resolution Protocol)
NTP (Network Time Protocol)
BOOTP (Bootstrap Protocol)
UDP helper
Convergence
QoS (Quality
of Service)/
ACL (Access
Control List)
Support bi-directional port rate-limiting with the 64kbps granularity
Packet redirection
Eight hardware queues per port
WRED (Weighted Random Early Detect/Discard)
Five scheduling algorithms that can be set based on port and queue at the same time:
• SP (Strict Priority)
• WRR (Weighted Round Robin)
• WFQ (Weighted Fair Queue)
• SP + WRR
• SP + WFQ
Packet tagging based on 802.1p or DSCP preference
L2~L4 Packet filter providing filtering based on source/destination MAC address,
source/destination IP address, port, protocol, VLAN, VLAN range, MAC address range,
or invalid frame
Time-based QoS
QoS profile management, allowing QoS service scheme customization
Flow statistics for ACL rules defined using the deny keyword
Improvements made for the depth-first order of ACL matching
DSCP (differentiated services code point) refined when defining ACL rules
Delivering ACLs in RADIUS
Configuring synchronization for the queue schedule of aggregation ports
Protocol packet priority
Controlling Telnet users
Security
Network
Support Centralized MAC address authentication