ADTRAN AOS Version R10.1.0 Command Reference Manual page 1197

Command Reference Guide
ipv6 firewall check duplicate-options
Use the ipv6 firewall check duplicate-options command to specify that Internet Protocol version 6 (IPv6)
packets with duplicate options within a Destination Options or Hop-by-Hop Options extension headers are
dropped. Using the no form of this command allows IPv6 packets with duplicate options. Variations of this
command include:
ipv6 firewall check duplicate-options
ipv6 firewall vrf <name> check duplicate-options
The AOS IPv6 firewall must be enabled (using the command
for the stateful inspection firewall to be activated.
Syntax Description
vrf <name>
Default Values
By default, this feature is enabled.
Command History
Release 18.1
Usage Examples
The following example specifies that IPv6 packets with duplicate options headers are dropped on the
default VRF:
(config)#ipv6 firewall check duplicate-options
60000CRG0-35E
Optional. Specifies a VPN routing and forwarding (VRF) instance on which
to drop IPv6 packets with duplicate options headers. If no VRF is specified,
the packets on the default VRF are dropped.
Command was introduced.
Copyright © 2012 ADTRAN, Inc.
Global Configuration Mode Command Set
ipv6 firewall on page 1193)
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