Cisco Catalyst 3650 Series, Command Reference Manual

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key chain
To define an authentication key chain needed to enable authentication for routing protocols and enter key-chain
configuration mode, use the
key chain command in global configuration mode. To remove the key chain, use
the no form of this command.
key chain name-of-chain
no key chain name-of-chain
Syntax Description
Name of a key chain. A key chain must have at least
one key and can have up to 2147483647 keys. name-of-chain
Command Default
No key chain exists.
Command Modes
Global configuration (config)
Usage Guidelines
You must configure a key chain with keys to enable authentication.
Although you can identify multiple key chains, we recommend using one key chain per interface per routing
protocol. Upon specifying the
key chain
command, you enter key chain configuration mode.
Examples The following example shows how to specify key chain:
Device(config-keychain-key)# key-string chestnut
Related Commands
Description Command
Sets the time period during which the authentication
key on a key chain is received as valid. accept-lifetime
Identifies an authentication key on a key chain.
key
Specifies the authentication string for a key. key-string (authentication)
Sets the time period during which an authentication
key on a key chain is valid to be sent.
send-lifetime
Displays authentication key information. show key chain
Command Reference, Cisco IOS XE Everest 16.5.1a (Catalyst 3650 Switches)
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key chain