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Digital China is a top Chinese creative high-tech company group.
• Split from Lenovo Group in 2000.
• 2001.6.1, IPO in Hong Kong stock Market (Public Stock code 861HK).
• Dedicated in providing high class E-commerce products, solutions and
services
• Business IT products distribution,
system integration, IT service and
switch manufacturer
• The largest IT Service integrator
and the largest IT products
distributor in china
Digital China Co. Ltd.
Forbes 2009 Asia Pacific Top 50 best large listed companies
Information Week 2008, "China Business Technology 100" first
NIEC "2008 Best Corporate Information Total Solution Provider
Award”
Prize
0
1
2
3
4
5
6
2000 2001 2002 2003 2004 2005 2006 2007 2008
USD Bi l l i on revenue
Average 23 % increase per year
Average 23 % increase per year
RevenueRevenue FY2000-FY2008FY2000-FY2008RevenueRevenue FY2000-FY2008FY2000-FY2008
The data from each year avenue report
Business Milestone
Digital China Network Overview
• Leading networks manufacturer
• Aims at providing the advanced products and solutions to customers
• Standards are “customer oriented, technique driving, service antecedence ”
• Customers on Operator , Enterprise , SOHO and OEM market
ISO 14001 ISO 9001/9002 IPv6 Phase II
Human Resource
At end of 2009, DCN has over 800 employees and consists of
• Doctor/Master Degree: 35%, Bachelor Degree: 65%• 10 years+ experience: 15%, 5-10 years experience:
40%, 3~5 years experience: 35%, fresh: 10%
Sales & Marketing 30%
Supply chain 9%Others 6%
R&D and service 55%
R&D Capabilities- 10 Years• R&D 10 years key products
19971997
DCNOS Software R&D
19991999
DCNOS Based SOHO Router
20002000
DCNOS Based Access Router
20022002
DCNOS Based Modular Router
20052005
DCNOS + NP Based Firewall
20032003
DCNOS Based Security Switch
20042004
DCNOS based Chassis Switch
20012001
DCNOS Based L2 LAN Switch
20032003
DCNOS Based L3 Switch
20052005
IPv6 Phase II Certification in China
20062006
IPv6 LAN Switch Family in China
20072007
Network Traffic Manage System
20082008
100G LAN Switch
20082008
10G Multi-core Firewall
• DCNOS Platform
• Full Range of Switch Product Family
• Technology breakthrough
• Solution
DCN Advantage
DCNOS Platform Features
IPv4/v6
Security
Networks
802.1X
Equipments
sFlow
CPU filter
DHCP snooping option82
URPF
ICMP limited
Firmware backup
AM and Strong ACL
MAC-binding
MPLS
P : BGP 、 LDP
PE : LDP 、 MPBGP 、 RT/RD ACL 、 EXP QOS
CE : VRF 、 OSPF
Multicast
DVMRP
PIM-DM
PIM-SM
PIM-SSM
PIM-DM FOR IPV6
PIM-SM FOR IPV6
IPV4 multicast over IPV6 tunnel
Multicast source detect
Multicast controlled received
IGMPv1
IGMPv2
IGMPv3
IGMP v1 Snooping
IGMP v2 Snooping
IGMP v3 Snooping
MLD v1
MLD v2
MLD v1 Snooping
MLD v2 Snooping
MVR for ipv4 and ipv6
IGMP Proxy
DCNOS
HA
LACP(802.3AD)
STP/RSTP/MSTP
VRRP
VRRP v3
ECMP
PBR
ISP1ISP2
MRPP
Link trunk
OSPFOSPF
• DCNOS Platform
• Full Range of Switch Product Family
• Technology breakthrough
• Solution
DCN Advantage
Switch Market Opportunities
GE to Desktop: FE port evolved to GE port, good opportunity for GE and 10GE devices
Layer 3 to Edge: the access device with L3 feature can meet the requirements of network intelligence and security
Ethernet network position migrated: matured in LAN, rapid growth in MAN, migrating to WAN gradually
Intelligent network: highly sensitive to services, high security
Security UTMFirewall
DCRS 5950DCRS 5960DCRS 5980
L3 GE Aggregation Switch
POE Switch
DCRS5750DCS4500
L2+ Aggregation Switch
DCS3950DCS3650
L2 Smart FE Switch
Centralized TechnologiesDCNOS protocol stack
ASIC
DCRS 9800DCRS 7600
Core Layer Chassis
Product Coverage
DCN LAN Switch PortfolioGE L3 Switch(Copper)
GE L2 Switch
Chassis Switch
DCRS-7604DCRS-7608DCRS-9808DCRS-9816
FE L3 Switch
Network Management System
Link Manager AM Link Manager NM
FE L2 Switch
DCS-3650-26C/DC/PoE
DCS-4500-26TDCS-4500-26T-PoE DCS-4500-50T
DCS-4500-24T(V2)
DCRS-5650-28C
DCRS-5650-52C
DCRS-5200-28
DCRS-5200-52
DCRS-5950-24 DCRS-5950-26
DCRS-5960-28T/28T-DC/PoE
DCRS-5980-28T-DC/PoE
DCS-3650-8C/DC/PoE DCS-3650-16T
DCRS-5980-52T-DC/PoE
DCRS-5980-28F
GE L3 Switch(Fiber)
DCRS-5960-52T/52T-DC/PoE
DCRS-5950-28T DCRS-5950-52T
DCRS-5980-52F
DCNOS INSIDEDCRS-5750-28T/28T-DC/PoE DCRS-5750-52T/52T-DC/PoE
DCS-3950-26C DCS-3950-28C DCS-3950-52C DCS-3950-28CT-PoE
DCS-3650-16C DCS-3650-24T
DCS-3650-8T
DCRS-9800 series backbone switch
DCRS-981616 business slots with 2 manage slots
Maximum 1.54Tbps Switch Capacity
Maximum 950Mpps forwarding performance
Maximum 64 10GE/ 384 GE/GT
DCRS-98088 business slots with 2 manage slots
Maximum 768Gbps Switch Capacity
Maximum 420Mpps forwarding performance
Maximum 32 10GE/ 192 GE/GT
Features:
Rich Routing Protocols: RIPv1/V2, OSPFv2, BGPv4,PBR
Strong QOS: IPv4 QOS, IPv6 QOS, DSCP, 8 queues
IPv6 Phase II certification
MPLS/MPLS VPN/ VPLS
Abounded Multicast features: PIM-SM/DM/SSM,
MVR (Multicast VLAN Register), Under Controlled Multicast
Environment Protect: FCC, CE, RoHS
MAN Campus LAN Dual Stack
Core Y Y Y Y
Agg Y Y Y Y
Acc Y Y Y Y
IPv6 Wire speed MRPP
MPLSBGP
HA 10G
DHCP
DCRS-7600 series core switch
DCRS-76088 business slots with 2 manage slots
Maximum 320Gbps Switch Capacity
Maximum 238Mpps forwarding performance
Maximum 32 10GE/ 384 GE/GT
Features:
Rich Routing Protocols: RIPv1/V2, OSPFv2, BGPv4,PBR
Strong QOS: IPv4 QOS, IPv6 QOS, DSCP, 8 queues
IPv6 Phase II certification
Abounded Multicast features: PIM-SM/DM,MVR (Multicast VLAN Register), Under Controlled Multicast
Environment Protect: FCC, CE, RoHS
DCRS-76042 business slots with 2 manage slots or 3 business slots with 1 manage slots
Maximum 160Gbps Switch Capacity
Maximum 119Mpps forwarding performance
Maximum 13 10GE/ 188 GE/GT
MAN Campus LAN Dual Stack
Core N Y Y Y
Agg Y Y Y Y
Acc Y Y Y Y
IPv6 Multi-business MRPP
MPLSBGP
HA 10G
DHCP
DCRS-5980 Series L3 switch
DCRS-5980-28T/28T-POE/28F
20 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
128Gbps/96Mpps
32k MAC/ 12k Routing Table / 4K ACL
POE support max 15.4W power supply
AC/DC dual power supply
DCRS-5980-52T/52T-POE/52F
44 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
176Gbps/131Mpps
32k MAC/ 12k Routing Table / 4K ACL
POE support max 15.4W power supply
AC/DC dual power supply
Features:
IPv6 Phase II
RIPv1/v2,OSPF,BGP4,PBR
IPv4 QOS, IPv6 QOS, DSCP, 8 queues,
PIM-SM/DM,MVR (Multicast VLAN Register), Under Controlled Multicast
Strong ACL and VLAN technology
MRPP ring protect technology
MPLS MCE support
POE support
FCC CE RoHS
MAN Campus LAN Dual Stack
Core N Y Y Y
Agg Y Y Y Y
Acc N N Y Y
IPv6 Wire speed MRPP
MPLSBGP
AC+DC 4*10G
Fiber
PoE
DCRS-5960 Series L3 switch
DCRS-5960-28T/28T-POE
20 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
128Gbps/96Mpps
8k MAC/ 512 Routing Table / 1K ACL
POE support max 15.4W power supply
AC/DC dual power supply
DCRS-5960-52T/52T-POE
44 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
176Gbps/131Mpps
8k MAC/ 512 Routing Table / 1K ACL
POE support max 15.4W power supply
AC/DC dual power supply
Features:
IPv6 Phase II
RIPv1/v2,OSPF,BGP4,PBR
IPv4 QOS, IPv6 QOS, DSCP, 8 queues,
PIM-SM/DM,MVR (Multicast VLAN Register), Under Controlled Multicast
Strong ACL and VLAN technology
MRPP ring protect technology
POE support
FCC CE RoHS
MAN Campus LAN Dual Stack
Core N Y Y Y
Agg Y Y Y Y
Acc N N Y Y
IPv6 Wire speed MRPP
OSPFBGP
AC+DC 4*10G
PoE
DCRS-5950 Series L3 switch
DCRS-5950-28T
24 GT+4 GE SFP Combo+ 2 10G+2 10G stack
128Gbps/96Mpps
AC/DC Support
Features:
8k MAC/ 512 Routing Table / 1K ACL
IPv6 Phase II
RIPv1/v2,OSPF,BGP4,PBR
IPv4 QOS, IPv6 QOS, DSCP, 8 queues,
PIM-SM/DM,MVR (Multicast VLAN Register), Under Controlled Multicast
Strong ACL and VLAN technology
MRPP ring protect technology
FCC CE RoHS
DCRS-5950-52T
48 GT+4 GE SFP Combo+ 2 10G+2 10G stack
176Gbps/131Mpps
AC/DC Support
MAN Campus LAN Dual Stack
Core N N Y Y
Agg N Y Y Y
Acc N Y Y Y
DCRS-5950-24/26 L3 switch
Features:
IPv6 Phase II
RIPv1/v2,OSPF,BGP4,PBR
IPv4 QOS, IPv6 QOS, DSCP, 8 queues,
PIM-SM/DM,MVR (Multicast VLAN Register), Under Controlled Multicast
Strong ACL and VLAN technology
MRPP ring protect technology
FCC CE RoHS
DCRS-5950-24
16 GE SFP+8 GE Combo
48Gbps/36Mpps
16k MAC/ 12k Routing Table / 1.5K ACL
AC/DC support
MAN Campus LAN Dual Stack
Core N N Y Y
Agg Y Y Y Y
Acc N N Y Y
DCRS-5950-26
16 GE SFP+8 GE Combo+ 2 10G
88Gbps/66Mpps
16k MAC/12k Routing Table / 1.5K ACL
AC/DC support
IPv6 Stackable MRPP
OSPFBGP
AC+DC 2*10G
L3+
Fiber
DCRS-5750 Series L3 switch
DCRS-5750-28T/28T-POE
20 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
128Gbps/96Mpps
8k MAC/ 256 Routing Table / 2K ACL
POE support max 15.4W power supply
AC/DC dual power supply
DCRS-5750-52T/52T-POE
44 10/100/1000Base-T+ 4 GE Combo
2 Slots and max 4 10GE
176Gbps/131Mpps
8k MAC/ 256 Routing Table / 2K ACL
POE support max 15.4W power supply
AC/DC dual power supply
Features:
IPv6 Phase II
RIPv1/v2,Static routing
IPv4 QOS, IPv6 QOS, DSCP, 8 queues,
IGMP snooping v1-v3,MLD snooping v1/v2,
MVR (Multicast VLAN Register), Under Controlled Multicast
Strong ACL and VLAN technology
MRPP ring protect technology
POE support
FCC CE RoHS
MAN Campus LAN Dual Stack
Core N N N N
Agg N Y Y Y
Acc Y Y Y Y
IPv6 Wire speed QoS
RIP
AC+DC 4*10G
PoE High Density
DCS-4500 series L2+ switch
DCS-4500-26T-POE
24 GT POE+ 4 GE SFP (combo)
52G bps/ 39M pps
250W Power supply
Features:
8K MAC/ 4K Vlan
512 ACL for IPv4 and IPv6
L2-L4 ACL and QOS
IGMP v1-v3 snooping/ MLD v1/v2 snooping
Under control Multicast/ MVR (Multicast vlan register)
DHCP Server /Snooping / Client
802.1D/ 802.1W / 802.1S
802.1X/ ARP security / MAC security /
sFLOW support
QinQ support
SNMPv1/v2/v3 / Web management/ Telnet/ CLI
Radius/ Tacacs+
FCC CE RoHS
DCS-4500-26T
24 GT+ 4 GE SFP (combo)
52G bps/ 39M pps
MAN Campus LAN Dual Stack
Core N N N N
Agg N N Y Y
Acc Y Y Y Y
DCS-4500-50T
48 GT+ 4 GE SFP (combo)
100G bps/ 75M pps
IPv6 DHCP QoS
Full GE
ACL Q-in-Q
PoE High Density
Enterprise-class services
High Availability: IP Routing, VRRP, RSTP/MSTP, Link AggregationSecurity: ACL, port security, RADIUS/TACAC+, 802.1x, SSH, SNMPv3Advanced QoS: Layer 2–4 QoS with CoS/DSCP, Traffic shape, different
schedule algorithm ( WRR, SP ,WRED,RED)Voice VLAN and POE
High performance Gigabit Ethernet and Fast Ethernet configurations provide Wire-speed switching and routingDistributed Layer 2 and Layer 3
Ease of management/deploymentOne IP address and configuration file for entire stack Extends Web-based management suite to Layer 2/3/4 services
Return of InvestmentFull GE and High density portFlexible Copper and Fibber Combo
Full-GE DCRS59/57/45 Series Features
DCS-3950 series L2+ switch
DCS-3950-26C
24 FE+ 2 GE SFP (combo)
DCS-3950-28C
24 FE+ 4 GE SFP (combo)
Features:
Wire speed forwarding
8K MAC/ 4K Vlan/ 1k ACL
L2-L4 ACL and QOS
QOS support SP; WRR; SWRR; DWRR;SDWRR
8 queues for GE/ 4 queues for FE
IGMP v1-v3 /IGMP V1-v3 snooping
DHCP server/ client/ snooping
MVR (Multicast vlan register); Under control Multicast
802.1X; ARP guarding; MAC binding
Radius
QinQ
SNMPv1/v2 /WEB manage/ Telnet / CLI
FCC; CE; RoHS
MAN Campus LAN Dual Stack
Core N N N N
Agg N N N N
Acc Y Y Y Y
DCS-3950-52C
48 FE +4 GE Combo
DCS-3950-28CT-POE
24 FE POE+ 2 GE SFP (combo)+ 2GT
MAX Power 250W
IPv6 DHCP QoS
GE Combo
ACL Q-in-Q
PoE OAM
802.1x
DCS-3650 series L2+ switch
Features:
Wire speed forwarding
8K MAC/ 4K Vlan/ 512 ACL
L2-L4 ACL and QOS
QOS support SP; WRR; SWRR; DWRR;SDWRR
8 queues for GE/ 4 queues for FE
IGMP v1-v3 /IGMP V1-v3 snooping
DHCP server/ client/ snooping
MVR (Multicast vlan register); Under control Multicast
802.1X; ARP guarding; MAC binding
Radius
SNMPv1/v2 /WEB manage/ Telnet / CLI
POE support max 15.4W power supply
DC/AC for
FCC; CE; RoHS
MAN Campus LAN Dual Stack
Core N N N N
Agg N N N N
Acc Y Y Y Y
DCS-3650-26C/26C-POE(AC/DC)
24 FE+ 2 GE SFP (combo)
POE max 370W
DCS-3650-16C
16 FE+ 2GE SFP (combo)
DCS-3650-8C/8C-POE(AC/DC)
8 FE+ 1 GE SFP (combo)
POE max 160W
DCS-3650-24
24 10/100 Base-T ports
DCS-3650-16
16 10/100 Base-T ports
DCS-3650-8
8 10/100 Base-T ports
IPv6 DHCP QoS
GE Combo
ACL Silent
PoE OAM
802.1x
• DCNOS Platform
• Full Range of Switch Product Family
• Technology breakthrough
• Solution
Product Advantage
DCNOS IPv6
DCNOS
Basic ProtocolBasic ProtocolIPv6 basic protocol stack 、 address suitND ( Neighbor Discovery)ICMPv6
MulticastMulticastMLDv1/v2 、 MLD snoopingPIM-SMv6 、 PIM-DMv6PIM-SSMv6 、 DCSCMv6
ManagementManagementNTP for IPv6DHCP v6 、 SNMP for IPv6DNS v6 、 FTP/TFTP for IPv6Ping /Trace route v6IPv6 MIB support for SNMP
SecuritySecurityACL for IPv6uRPF for IPv6IPv6 TACACS+/ RADIUSTelnet/SSH for IPv6IPv6 IP+MAC binding
RoutingRoutingStatic Routing 、 OSPFV3RIPng 、 BGP4+IS-ISv6 、 ECMPPBR 、 Routing re-publish
TunnelTunnelManual Tunnel 、 ISATAP6to4 TunnelIPv4 over IPv6 TunnelMulticast Tunnel
Ethernet Ring - MRPP
• MRPP-Multi-layer Ring Protection Protocol
– Min 50ms Ring refresh
– Ethernet based ring protocol
– Real time state detect
– Auto refresh
Master Node
Master portSlave port
Transit NodeTransit Node
Transit Node Transit Node
Hello packets
Sent LINK-DOWN
Sent Flush √
Security
Anti-attack Application security
Broadcast,multicast,unicast control
Bpdu guard and root guard
Link aggregation
802.1X
PVLAN,Voice vlan,MAC vlan
Protect port
MAC-binding
MAC limited
ARP binding
IPv4 count limited
Block hole route
URPF
Anti ARP scanning
ARP Guard
ICMP limited
Unreachable ICMP block
Anti IP packets DOS attack
Chipset anti DOS
Admin authentication by AAA
HTTPS/SSL support
SNMP customer limited
CPU filter
Image upgrade detect and production
Product hardware syslog
Firmware backup
RAM, Flash ECC check
DHCP snooping
DHCP snooping option82
DHCP relay option82
illegal multicast source detect
multicast vlan register
AM and Strong ACL
Routing protocol MD5 authentication
SFlow
RADIUS/TACACS+
Seltctive QinQ
DCRS 5980 / 5960DCRS 5980 / 5960
DCRS 5750DCRS 5750 DCRS 5750DCRS 5750
IP PhoneIP PhoneInternetInternet
STBSTB
CPECPE
DCRS 5750DCRS 5750
IP PhoneIP PhoneInternetInternet
STBSTB
CPECPE
VLAN 100VLAN 100
VLAN 200VLAN 200
VLAN 300VLAN 300VLAN 100VLAN 100
VLAN 200VLAN 200
VLAN 300VLAN 300
VLAN 1000VLAN 1000
VLAN 2000VLAN 2000
VLAN 3000VLAN 3000
1.1. QinQQinQ
- Easing the increasing deficiency of Easing the increasing deficiency of
public network VLAN ID resources; public network VLAN ID resources;
- Users plan private VLAN IDs and will Users plan private VLAN IDs and will
not conflict with public network VLAN not conflict with public network VLAN
IDs; IDs;
- Providing small-sized MANs or Providing small-sized MANs or
enterprise networks with a relatively enterprise networks with a relatively
simple layer 2 VPN solution. simple layer 2 VPN solution.
2. Selective QinQ2. Selective QinQ
- External VLAN tag can be encapsulated External VLAN tag can be encapsulated
according to different users, services according to different users, services
and priority levels.and priority levels.
- Implement different bearer solutions for Implement different bearer solutions for
various services. various services.
Per service per tunnelPer service per tunnelMetro Ethernet BackboneMetro Ethernet Backbone
QoS
DCRS 5980 / 5960DCRS 5980 / 5960
DCRS 5750DCRS 5750 DCRS 5750DCRS 5750
DCS 5750DCS 5750
24*SPF24*SPF
IP PhoneIP PhoneInternetInternet
STBSTB
CPECPE
DCRS 5750DCRS 5750
DCS 3650DCS 3650
8*FE 1*Combo8*FE 1*Combo
DCS 5750DCS 5750
24*SPF24*SPF
DCS 5750DCS 5750
24*SPF24*SPF
VLAN VLAN 300300
VLAN VLAN 200200
VLAN VLAN 100100
IP P
hon
eIP
Phon
e
Inte
rnet
Inte
rnet
IP T
VIP
TV
Oth
er
Oth
er
- Service recognize
- Service mark
-Bandwidth control
-Traffic assign
-Business guarantee
QoS
Classification
Quality of Service
- Service queue
- Service schedule
Planning
- Policing on port
- Policing on VLAN
Policing
• DCNOS Platform
• Full Range of Switch Product Family
• Technology breakthrough
• Solution
DCN Advantage
OA System
SCM
ERP
Production Department
Sales Department
R&D Department
R&D Department
DCRS9800
DCRS 7600
DCRS 5900
DCRS 3900
DCRS 5900
DCRS7600
DCRS 590010G
MRPPDCRS 7600VRRP
DCS 3600
Highlight
High Performance : 10G platform, Link Aggregation
High Reliability : VRRP, MRPP, MSTP/RSTP/STP
Service Aware : End-to-end Application-aware Qos
High Scalability: Module slot, Stackable, High density
High Security: 802.1x, DHCP Snooping, uRPF,
ISP1
ISP2
FW
MPLS/Routing Network Segment
DCRS 5900
DCRS 5900
Production Network
R&D Network
R&D Network
AdministrationNetwork
Public Server Network
Production Network
AdministrationNetwork
Campus Network Solution
AAA
SMB SolutionSMB Solution
INTERNET/INTRANET
DCS-3950Stackable access Switch
DCFW-1800S-V2Gigabit Firewall
Server FarmDCRS-5950Core Layer Switch
DCS-3950Stackable access Switch
PoE PoE
802.1x + Guest VLAN
Security Policy Control SecurityAutomatic User Security Authentication, Authentication by port and MAC, Enough ACL etc.
Application-aware ServiceVoice Vlan Separation of voice and DataAdvanced Traffic ClassificationAbundant Traffic PolicyTraffic Management
Network ReliabilityVRRP, MSTP/RSTP/STP
Voice VLAN
FTTx solutionFTTx solution
DCRS 5980DCRS 5980
DCRS 7604 / 7608DCRS 7604 / 7608DCRS 5980 / 5960DCRS 5980 / 5960
FunctionalityFunctionality
•IP ARP inspection IP ARP inspection
•IP Source GuardIP Source Guard
•BPDU guardBPDU guard
•Broadcast storm controlBroadcast storm control
•PVLAN’s on Access & Trunk ports (user /port PVLAN’s on Access & Trunk ports (user /port isolation)isolation)
•Port security (Mac address limitation & MAC Port security (Mac address limitation & MAC protecting)protecting)
•Rate limiting inbound/outbound (per Rate limiting inbound/outbound (per port/vlan basis for Shaping & Policing port/vlan basis for Shaping & Policing concurrently)concurrently)
•Layer 2 & 3 (IPv4/Ipv6) packet filtering (ACL)Layer 2 & 3 (IPv4/Ipv6) packet filtering (ACL)
•IGMP snoopingIGMP snooping
•DHCP SnoopingDHCP Snooping
•Option-82 inserting (configurable)Option-82 inserting (configurable)
•Feature processing for IPv4 & Ipv6Feature processing for IPv4 & Ipv6
•PPPoE+PPPoE+
•Flexible QinQFlexible QinQ
DCRS 5950-26DCRS 5950-26DCRS 5750DCRS 5750 DCRS 5750DCRS 5750 DCRS 5750DCRS 5750
DCS 3650DCS 3650
8*FE 1*GE COMBO8*FE 1*GE COMBO
DCS 5750DCS 5750
24*SFP24*SFP
DCRS 5750DCRS 5750
24*SFP24*SFP
DCRS 5980DCRS 5980
24*GT24*GT
DCRS 5750DCRS 5750
24*SFP24*SFP
DCRS 5750DCRS 5750
24*SFP24*SFP
DCRS 5750DCRS 5750
24*SFP24*SFP
IP PhoneIP PhoneInternetInternet
STB/IPTVSTB/IPTV
CPECPE
IP PhoneIP PhoneInternetInternet
STB/IPTVSTB/IPTV
CPECPE
IP PhoneIP PhoneInternetInternet
STB/IPTVSTB/IPTV
CPECPEDCS 3650DCS 3650
24*FE 2*GE COMBO24*FE 2*GE COMBO
DCS 3650DCS 3650
16*FE 2*GE COMBO16*FE 2*GE COMBO
Metro Ethernet BackboneMetro Ethernet Backbone
OSPFOSPF
Group LineGroup Line
Less than Less than
5 cascade5 cascade
WEB, CLI, Telnet, RSPAN makes management convenient WEB, CLI, Telnet, RSPAN makes management convenient
DHCP Snooping, Radius, Tacacs+, PPPoE+, uRPF, IP source guard, 802.1x makes network saferDHCP Snooping, Radius, Tacacs+, PPPoE+, uRPF, IP source guard, 802.1x makes network safer
VCT, Port loopback detection, LLDP, ULDPVCT, Port loopback detection, LLDP, ULDP makes diagnosis easymakes diagnosis easy
64K steps rates, port rate limit, traffic monitor, SFLOW constructs administrable, controllable, and 64K steps rates, port rate limit, traffic monitor, SFLOW constructs administrable, controllable, and business networkbusiness network
http: //www.dcnetworks.com.cn/enhttp: //www.dcnetworks.com.cn/en
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