9
Item
S9820-GS4M2T2
S9844-GS4M2T2
ARP, ARP Proxy
Layer
3
Protocol
Specification
s (IPv6)
ICMPv6, ND
RIPng, OSPFv3, BGP4+
PIM-SM/DM for IPv6, MLD for IPv6(v1), MLDv1/v2, MLD Snooping,
6to4 Tunnels, configured Tunnels , ISATAP
QoS
Carry out by hardware completely, have no effect for performance.
Each port has 8 queues. Support SP, WRR, SWRR, DWRR, SDWRR
queue scheduling algorithm.
Support traffic class base on 802.1p, ToS, port, DiffServ
Class traffic by ACL, configure the COS, TOS, DSCP bases class
result. Class traffic by high-layer content for ACL-
X‟s 80 bytes
Support SP, WRR, SWRR etc. Provide different service quality
requested for speech, data and video transmit at the same network.
Support Traffic Shaping
Support priority Mark/Remark
ACL
Carry out by hardware completely, have no effect for forwarding
performance.
Support Standard ACL and Extended ACL
Support Dynamic ACL and egress ACL
ACL-X
Support to change security policy automatically base on time.
ACL‟s deepness content can be used for QoS sort standard, the
deepness can extend 80 bytes.
Reliability
and
Redundancy
Equilibrium
Support RSTP, MSTP
Support VRRP, support LACP load equilibrium
Support management module, power supply module
DCSCM
Support Multicast Source Controllable, Prevent lawless Multicast
Source
Support multicast user Controllable
Support policy multicast
Free-Resour
ce
Support
Strengthen
Safety
function
Support ARP Spoofing Prevention, ARP Scanning Prevention, ND
Snooping
Port function
Support MAC+ port binding, IP+ MAC+ port binding, IP+ port binding
Support MAC filter
