Dell S6000 FTOS 9.0(2.0) Command Line Reference Guide for the System - Page 527
graceful-restart ietf
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Parameters hmac-md5 encryption-type password (OPTIONAL) Enter the keyword hmac-md5 to encrypt the password using MD5. (OPTIONAL) Enter 7 to encrypt the password using DES. Enter an alphanumeric string up to 16 characters long. If you do not specify an encryption type or hmac-md5 keywords, the password is processed as plain text which provides limited security. Defaults No default password. Command Modes ROUTER ISIS Command History Version 9.0.2.0 Version 8.3.7.0 Version 9.0.2.0 Introduced on the S6000. Introduced on the S4810. Introduced IPv6 ISIS support Usage The domain password is inserted in Level 2 link state PDUs (LSPs), complete sequence number PDUs Information (CSNPs), and partial sequence number PDUs (PSNPs). Related Commands area-password isis password Configure an IS-IS area authentication password. Configure the authentication password for an interface. graceful-restart ietf S6000 Enable Graceful Restart on an IS-IS router. Syntax graceful-restart ietf To return to the default, use the no graceful-restart ietfcommand. Parameters ietf Enter ietf to enable Graceful Restart on the IS-IS router. Defaults Default is Graceful Restart disabled Command Modes ROUTER ISIS Command History Version 9.0.2.0 Version 8.3.7.0 Introduced on the S6000. Introduced on the S4810. Usage Information A Restart TLV included in every Graceful Restart enabled router's HELLO PDUs. This enables the (re)starting as well as the existing ISIS peers to detect the GR capability of the routers on the connected network. A flag in the Restart TLV contains Restart Request (RR), Restart Acknowledge (RA) and Suppress Adjacency Advertisement (SA) bit flags. The ISIS Graceful Restart enabled router can co-exist in mixed topologies where some routers are Graceful Restart enabled and others are not. For neighbors that are not Graceful Restart enabled, the restarting router brings up the adjacency per the susal methods. | 527