3com 8814 User Manual

C

HAPTER

 1: P

RODUCT

 O

VERVIEW

Flow control 

IEEE 802.3x flow control (full duplex)

 

Back pressure flow control (half duplex) 

Broadcast/multicast suppression 

Supported 

Multicast 

Internet group management protocol (IGMP) snooping

IGMP

Internet group management protocol (IGMP) v2

Protocol-independent multicast-dense mode (PIM-DM)

Protocol-independent multicast-sparse mode (PIM-SM)

Multicast source discovery protocol (MSDP)

Multiprotocol border gateway protocol (MBGP)

Any-RP 

IP routing 

Static routing

Routing information protocol (RIP) v1/v2

Open shortest path first (OSPF) v2

Border gateway protocol (BGP)

Intermediate system-to-intermediate system (IS-IS)

Equal cost route forwarding

Routing policy

Policy routing

OSPF/IS-IS/BGP graceful restart (GR) 

Link aggregation 

Aggregation across cards

LACP 

DHCP 

DHCP server

DHCP relay

DHCP Option 82 

Mirroring 

Port-based mirroring

Multiprotocol Label Switching (MPLS)  L3 MPLS VPN, inter-domain MPLS VPN, hierarchy of PE 

(HoPE), CE dual homing, MCE, multi-role host

VLL: Martini, Kompella, and CCC mode

VPLS 

QoS 

Traffic classification based on port, MAC address, 
VLAN, IP address, IP priority, TCP/UDP port number, 
DSCP priority, Type of service (ToS) priority, class of 
service (CoS) priority, etc.

Traffic monitoring, with granularity of 8 Kbps

Traffic shaping

Priority mark/remark

Queue scheduling: strict priority (SP), weighted round 
Robin (WRR) and SP + WRR <par 

8 priority queues for each port

Congestion avoidance algorithms: tail drop (TD) and 
weighted random early detection (WRED) 

Table 24   Software features of the Switch 8800 Family