3com 3800 ユーザーズマニュアル

C

HAPTER

 8: IP U

NICAST

 R

OUTING

Figure 8-2 illustrates a Switch that has three VLANs defined as follows:

■

■

Protocol-sensitive VLAN using the IP protocol

■

Ports 1 and 3 have been assigned

■

IP address 192.207.35.1

■

■

Protocol-sensitive VLAN using the IP protocol

■

Ports 2 and 4 have been assigned

■

IP address 192.207.36.1

■

■

Port-based VLAN 

■

All ports have been assigned

The stations connected to ports 1 through 4 generate a combination of 
IP traffic and NetBIOS traffic. The IP traffic is filtered by the 
protocol-sensitive VLANs. All other traffic is directed to the VLAN 
MyCompany.

unconfig irdp

Resets all router advertisement settings to the default values.

disable icmp redirects {vlan <name> | 

all}

Disables the generation of ICMP redirects on one or more 
VLANs.

disable icmp unreachables

Disables the generation of ICMP unreachable messages on 
one or more VLANs.

disable icmp useredirects

Disables the changing of routing table information when an 
ICMP redirect message is received.

disable irdp {vlan <name> | all}

Disables the generation of router advertisement messages 
on one or more VLANs.

Table 8-4   ICMP Configuration Commands (continued)

SW3800.BK  Page 10  Tuesday, May 5, 1998  5:20 PM