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Cisco 1710 Security Router Software Configuration Guide

78-12696-01

Chapter 2 Cisco 1710 Security Router Configuration

Configuring IP Security

After this command is executed, it is necessary to perform the following

procedures to bring up all encryption tunnels appropriately.

Step 1 On all involved routers, shut down the interfaces that have crypto maps applied

to them.

Step 2 Enter the following commands on each of the involved routers.

Step 3 Bring up the interfaces on all involved routers that were shut down in Step 1.

To re-enable the VPN module, use the following command:

crypto engine accelerator

An example of its use is as follows:

c1710(config)#crypto engine accelerator

Warning! all current connections will be torn down.

Do you want to continue? [yes|no]:yes

switching to crypto accelerator.

The following is a useful command that shows statistical information about the

VPN module:

show crypto engine accelerator statistic

An example of its use is as follows:

c1710#show crypto engine accelerator statistic

C1700_EM:

ds: 0x81784BA4 idb:0x81780560

Command Task

clear crypto sa Clears the security associations applied to the

router.

clear crypto isakmp Clears the active IKE connections to the

router.

show crypto engine connections active Lists the active connections. In this scenario,

it verifies that no connections are active. It

may be necessary to repeat these commands

until no connections are listed.

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Cisco 1710 Spezifikationen Seite 35