Dual trunk e1 router – Black Box LRU4240 User Manual

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Dual Trunk E1 Router User’s Guide

Dual Trunk E1 Router

To add an entry to the access list:

Table 7-2

Configuring Firewall

Procedure

Steps

Adding or modifying an
entry

1.Select the

Ord

field 1 of an inactive route line.

2.Enter an order number between 0 and 511.

The firewall uses a rule based order of execution. This identifies the order of
execution of the entry in the firewall table.

3.Set the

Action

field 2 to either Deny or Permit.

4.Enter in the

Src Address/Len

field 3 the IP address and subnet mask of the

host you want to permit or deny access from.

5.Enter in the

Dest Address/Len

field 4 the IP address and subnet mask of

the host you want to permit or deny access to.

6.Set the

SrcIntf

field 5 to PPP1, PPP2, or ENET-0.

Src Interface specifies the interface on which the packet was received.

7.Set the

Status

field 6 to Active

8.Save and activate the entry by pressing k

Entries in the list will be ordered according to the order and the pairs of source and
destination.

Deleting or deactivating
an entry

1.Select the

Status

field 6 of the selected active route.

2.Set the

Status

field to Inactive