Nortel 4134 Guia Do Utilizador
84
Firewall and NAT configuration
Table 15
Variable definitions
Variable definitions
Variable
Value
[no]
Disables hairpinning.
Configuring global IP reassembly
Enabling and disabling global IP reassembly
Enable or disable IP packet reassembly. By default, IP reassembly is
enabled.
enabled.
IP allows packets to be split in transit and reassembled on delivery. This
allows longer packets to be routed through intermediate networks that
have rules limiting packets to lengths smaller than the routed packet. The
oversized packet can be broken up into pieces small enough to pass. The IP
reassembly feature allow the split packets to be reassembled upon delivery.
allows longer packets to be routed through intermediate networks that
have rules limiting packets to lengths smaller than the routed packet. The
oversized packet can be broken up into pieces small enough to pass. The IP
reassembly feature allow the split packets to be reassembled upon delivery.
Procedure steps
Step
Action
1
To enter configuration mode, enter:
configure terminal
2
To specify global firewall configuration, enter:
firewall global
3
To specify global IP reassembly configuration, enter:
ip-reassembly
4
To enable or disable global IP reassembly, enter:
[no] enable
—End—
Configuring global IP reassembly fragment count
Specify the IP reassembly fragment count to control the maximum number
of fragments allowed per IP packet. This value limits the number of
fragments into which a packet can be fragmented.
of fragments allowed per IP packet. This value limits the number of
fragments into which a packet can be fragmented.
Procedure steps
Nortel Secure Router 4134
Security — Configuration and Management
NN47263-600
01.02
Standard
10.0
3 August 2007
Copyright © 2007, Nortel Networks
.