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Home Documentation Junos OS Junos CLI Reference CLI Reference I

Junos CLI Reference

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Junos CLI Reference
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ipv6-source-guard

date_range 19-Nov-23
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Syntax

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ipv6-source-guard;

Hierarchy Level

Description

Perform IPv6 source guard checking on packets sent from access interfaces. Validate source IP addresses and source MAC addresses on all VLANs or on the specified VLAN. Forward packets with valid addresses and drop those with invalid addresses.

Note:

If you configure the ipv6-source-guard statement at the [edit vlans vlan-name forwarding-options dhcp-security] hierarchy level, DHCPv6 snooping is automatically enabled for the specified VLAN.

If you configure the ipv6-source-guard statement at the [edit ethernet-switching-options secure-access-port vlan vlan-name] hierarchy level, you must also enable DHCPv6 snooping for the specified VLAN.

Default

Disabled.

Required Privilege Level

system—To view this statement in the configuration.

system-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 13.2X51-D20.

Support at the [edit ethernet-switching-options secure-access-port vlan (all | vlan-name)] hierarchy level introduced in Junos OS Release 14.1X53-D10 for EX Series switches.

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