Item |
Function |
Layer 2 protocol |
Dynamic and static ARP
Proxy ARP
Multicast ARP
Gratuitous ARP
Ethernet, sub-interfaces VLAN
IEEE802.3ad LACP Layer 2 aggregation
QinQ termination
PPPoE Server
PPP
MP (Hardware MP in CL2P/CL1P, and software MP in other modules)
FR protocol
MFR protocol
FR switching
HDLC protocol
POS trunk (POS link aggregation)
Layer 3 Ethernet interface LLDP
ATM: IPoA, PPPoA server, IPoEoA, PPPoEoA server |
IP services |
TCP, UDP, IP Option, IP unnumbered
Policy Based Routing
Layer 3 Ethernet interfaces binding
POS interface binding |
IP routing |
Static Routing
Dynamic routing protocols: RIPv1/v2, OSPFv2, BGP, IS-IS
Route iteration
Routing Policy
ECMP (Equal Cost Multipath)
UCMP (Unequal Cost Multipath)
BGP GTSM
ISIS MTR (Multitopology Routing) |
IPv4 multicast |
IGMPv1/v2/v3
PIM-DM, PIM-SM, PIM-SSM
MSDP
MBGP
Multicast Static Routes
Multicast host tracking function |
IP application |
DHCP Server/Relay/Client
DNS Client
NTP Server/Client
Telnet Server/Client
TFTP Client
FTP Server/Client
UDP Helper |
IPv6 |
Basic features: IPv6 ND, IPv6 PMTU, dual-stack forwarding, IPv6 ACL, DHCPv6 Server/Proxy
IPv6 tunnel: manually configured IPv6 tunnel, IPv6-over-IPv4, GRE tunnel, automatic IPv6 over IPv4 tunnel, 6to4 tunnel, ISATAP tunnel, 6PE
6VPE (IPv6 MPLS L3VPN)
NATPT
Static Routing
Dynamic routing protocols: RIPng, OSPFv3, IS-ISv6, BGP4+
IPv6 multicast protocol: MLDv1/v2, PIM6-DM, PIM6-SM, PIM6-SSM |
QoS |
Traffic classification: based on port, MAC address, IP address, IP priority, DSCP priority, TCP / UDP port number, protocol type and more
Traffic policing: CAR rate limit, granularity configurable
Rate limiting based on source/destination address (supporting subnet-based rate limiting)
GTS traffic shaping
Priority Mark / Remark
Queue scheduling mechanisms: FIFO, PQ, CQ, WFQ, RTPQ, CBWFQ
Congestion avoidance algorithm: Tail-Drop, WRED
LR rate limiting
MPLS QoS
IPv6 QoS
Hierarchical QoS (H-QoS)
QPPB (QoS Policy Propagation on BGP) |
Security |
ACL
ACL acceleration
Time-based access control
Packet filtering firewall
Stateful firewall ASPF
TCP attack prevention on local host
Control Plane rate limiting
Virtual defragment reassembly
URPF
Web Filtering
Hierarchical user management and password protection
AAA
RADIUS
TACACS
Portal authentication (supporting collaboration with EAD, portal authentication bypass)
PKI certificates
SSH 1.5/2.0
RSA
IPSec, IPSec multi-instance, IKE
BGP/BGP4 + support GTSM
Password Control
Attack detection and protection |
IP features |
NAT, NAT multi-instance, VPN NAT, NAT session log
Connection limit
GRE tunnel (supporting point to multi-point applications)
L2TP tunnel
NetStream (supporting v5/v8/v9 packet frames; supporting IPv4, IPv6 and MPLS packets)
DVPN (Dynamic VPN)
EVI (Ethernet Virtualization Interconnect) |
MPLS |
L3VPN: Inter-domain MPLS VPN (Option1/2/3), nested MPLS VPN, Hierarchy PE (HoPE), CE dual homing, MCE, multi-role host
L2VPN: VPLS, Martini, Kompella, CCC and SVC mode
VPLS / H-VPLS
MPLS TE, RSVP TE
Multicast VPN |
Reliability |
VRRP / VRRPv3
VRRPE (VRRP Extended)
MPLS TE FRR (Fast ReRoute)
IP FRR (Fast ReRoute): Static Routing/Policy Based Routing/RIP/IS-IS/OSPF
IGP fast convergence
BFD: Static Routing/RIP/OSPF/ISIS/BGP/VRRP/TE FRR/IPv6
GR: OSFP/BGP/IS-IS/LDP/RSVP
In-service Hot patch
Hot swappable interface modules, fan modules and power modules |
Management and
maintenance |
Configuration at the CLI
Configuration through the console port
Telnet for configuration and remote maintenance through Ethernet port
Dialing up for configuration and remote maintenance via Modem through AUX port
SNMP v1/v2c/v3
Web management
Support RMON (group 1, 2, 3 and 9 MIB)
Support system logs
Supports hierarchical alarms
Supports Ping and Tracert
NQA: supporting collaboration with VRRP, policy routing, and static routing
Fan status detection, maintenance and alarm
Power status detection, maintenance and alarm
CF card status detection and maintenance
Temperature detection and alarm |
File system |
Supports the FAT file system format
Support CF card
Supports USB external storage devices
Support Dual Images |
Uploading and upgrading |
Loading/upgrading through the XModem protocol
Loading/upgrading through FTP, and TFTP |