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Cabletron Systems HSIM-W6 User Manual

Page 141

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Chapter 7: General Configuration Using Local Management

HSIM-W6 User’s Guide

127

The following definitions explain each System Level screen field. The sections that follow these
definitions explain the use of these fields.

System Date —

Use this field to enter the system date, as described in

Setting the System Date

.

System Time —

Use this field to enter the system time, as described in

Setting the System

Time

.

Host IP Address —

Use this field to enter the IP address of the HSIM-W6, as described in

Setting the Host IP Address

.

Subnet Mask —

Use this field to enter the subnet mask for the HSIM-W6. Subnets are logical

divisions of the network that isolate groups of devices. The subnet mask determines how the
HSIM-W6 directs SNMP traps to a management workstation. If the device resides on the same
network as the management workstation, then it sends SNMP traps directly to the management
workstation. If the HSIM-W6 resides on a different subnet than the management workstation, then
it sends SNMP traps to a gateway or router.

Use the subnet mask default setting when the management workstations designated to receive
SNMP traps reside on the same network as the HSIM-W6.

Set a new value for the subnet mask when the management workstations designated to receive
SNMP traps reside on a different subnet (for example, across a gateway or router).

To set a subnet mask, refer to

Setting the Subnet Mask

.

Phys Address —

This field displays the physical address of the HSIM-W6. You cannot modify

the physical address.

Default Gateway —

Use this field to enter the default gateway for the HSIM-W6. When routing

packets, the HSIM-W6 uses the IP Forwarding Table to find the route to each destination address.
The IP Forwarding Table contains the routes to all networks and hosts within a certain area.
However, the IP Forwarding Table on its own cannot provide all of the routes that may be needed.
The HSIM-W6 relies on a default gateway to provide the routes to destinations that are not listed
in its own IP Forwarding Table. The default gateway is the IP address of the network device
(gateway or router) used to forward SNMP traps to a management station. The default setting for
this field is NONE DEFINED. To set the default gateway, refer to

Setting the Default Gateway

.