4 2 IP 3 2 MAC VLAN 1 MAC MAC 4-1
2 4-2 VLAN classification VLAN Learning Filtering Forwarding VLAN classification learning filtering forwarding VLAN Classification 2 : - VLAN - VLAN ID Learning VLAN classification < MAC VLAN> - - ID
PID PID Filtering - - MAC - PID PID Forwarding < MAC VLAN> - VLAN - VLAN / VLAN ID VLAN Aging MAC <MAC VLAN> 4-3
2 Bridge Protocol Data Unit BPDU BPDU Spanning Tree Protocol BPDU VLAN classification 4-2 Learning 4-2 Filtering 4-2 MAC Forwarding VLAN VLAN / VLAN ID VLAN Aging 4-2 4-4
IEEE 802.1D STA STA 2 1 1 STA STA 1 LAN LAN Hello BPDUs Bridge Protocol Data Units Maximum Age Hello BPDU 4-5
3 Root Bridging Device Designated Port Designated Port Root Port Root Port Designated Port Designated Port Blocking Designated Port Root Port Root Port Root Port 3 3 IP Switching IP Routing Path Management 2-32 IP VLAN RIP: 2-75 3-59 4-6
LAN 2 LAN 2-61 3-52 VLAN 2 2 VLAN 3 VLAN 3 2-69 3-57 3 VLAN 1 VLAN 2 : 4-7
3 VLAN PVID VLAN VLAN IP 2-57 3-49 VLAN Tagging3 4-8
IP IP 2 3 2 MAC 2 3-3 - / MAC - -Time-to-live - 3 MAC IP Address Resolution Protocol ARP MAC IP MAC MAC MAC IP ARP MAC 4-9
3 : IP ICMP IP MAC IP 3 IP 3 ARP VLAN MAC MAC IP Time-To-Live TTL IP MAC MAC MAC 3 3 IP 4-10
3 ICMP IP 1 1 ICMP ICMP ICMP "Router Advertisements " "Router Solicitations " Router Advertisement IP Router Solicitation 4-11
3 1 ICMP ARP ARP ARP ARP ARP MAC ARP ARP ARP ARP ARP 4-12
4-11 3 RIP RIP-2 RIP RIP-2 RIP IP 30 2 4-13
3 4-14 RIP 3 Split horizon Poison reverse Triggered updates RIP-2 RIP RIP RFC 1723 RIP RIP 1 15 RIP 1 IP IP IPX Appletalk IP VLAN IP
IP VLAN LAN(VLAN) NetBuei IPX VLAN VLAN IEEE 802.1Q VLAN VLAN VLAN R&D E VLAN IP IP 4-15
LAN(VLAN) 4-16 VLAN 3 VLAN IEEE 802.1Q 256 VLAN GVRP VLAN VLAN VLAN VLAN VLAN VLAN VLAN VLAN 2-61 VLAN 1 VLAN VLAN 2-55 3-45 VLAN 1 VLAN VLAN VLAN
VLAN 2 PVID VLAN 2-57 3-47 VLAN ID VLAN VLAN IP VLAN 4-20 VLAN VLAN VLAN MAC MAC VLAN GVRP VLAN GVRP GVRP VLAN IEEE 802.1Q VLAN VLAN 4-17
LAN(VLAN) VLAN GVRP VLAN VLAN GVRP VLAN 4-18
VLAN VLAN VLAN VLAN VLAN VLAN VID VLAN PVID VLAN 1 2-57 3-47 VLAN aware VLAN aware VLAN 1,2 (802.1Q tags) VLAN 1,3 (802.1Q tags) VLAN aware trunk VLAN 1,2,3 (802.1Q tags) VLAN aware VLAN 1,2,3 (802.1Q tags) VLAN 1,3 (untagged) VLAN aware VLAN unaware 4-19
LAN(VLAN) VLAN VLAN VLAN VLAN VLAN 3 VLAN 3 VLAN 3 VLAN 2 VLAN IP 1 VLAN VLAN 3 RIP OSPF IP 1 1 VLAN ID LAN VLAN 2-69 3-57 4-20
VLAN < > <Virtual Interface> 1.0.0.0 1 2.0.0.0 1 3.0.0.0 2 1.0.0.0 2.0.0.0 3.0.0.0 < ><PVID> 1 1 2 1 3 1 4 1 5 2 6 2 7 2 8 2 PVID Table VLAN 1 VLAN 2 1 2 3 4 5 6 7 8 1.0.0.1 2.0.0.5 3.0.0.5 3.0.0.10 IP VLAN 4-21
4-22 IGMP IGMP IGMP Query and Report DVMRP DVMRP Probe 2 GMRP GMRP Query VLAN 3 IP DVMRP IGMP Snooping 2 IP IP IGMP Query and Report IP 2 IGMP IGMP Snooping IGMP Protocol Internet Group Management Protocol IGMP
IP LAN 2 " querier " LAN IGMP 3 DVMRP IP IGMP IP IP DVMR IGMP 2-77 3-62 GMRP Protocol GARP Multicast Registration Protocol GMRP GMRP IEEE 802.1p 4-23
DVMRP Routing Protocol Distance-Vector Multicast Routing Protocol DVMRP RIP DVMRP DVMR LAN IGMP DVMRP 4-24
Class-of-Service (CoS) Support 2 Weighted Fair Queuing WFQ IEEE 802.1p 802.1Q BOOTP/DHCP Relay RFC 1541 Dynamic Host Configuration Protocol DHCP Bootstrap Protocol BOOTP DHCP TCP/IP DHCP DHCP DHCP Request DHCP DHCP Response IP TCP/IP DHCP DHCP 4-25
BOOTP/DHCP RELAY 1 DHCP DHCP/BOOTP DHCP/ BOOTP IP BOOTP RFC 1542 BOOTP/DHCP BOOTP/ DHCP Relay BOOTP DHCP TCP/IP BOOTP/DHCP BOOTP/DHCP Relay Agent BOOTP/DHCP DHCP Request IP DHCP Request client IP IP DHCP Request DHCP DHCP Request DHCP DHCP IP DHCP Relay Agent DHCP Response DHCP Relay Agent DHCP DHCP Response 4-26
Security Features SNMP Community Strings SNMP 5 SNMP GET GETNEXT GET GETNEXT SET Telnet Web 2 1 1 4-27
SNMP MANAGEMENT SOFTWARE MAC Address Filters MAC MAC IP Address Filters IP IP IP SNMP Management Software SNMP Simple Network Management Protocol SNMP SNMP 4-28
Remote Monitoring (RMON) Remote Monitoring RMON RMON mini-rmon Statistics : History : Alarms : 4-29
REMOTE MONITORING (RMON) Events : 4-30