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@@ -1,5 +1,5 @@
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---
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-title: Cisco ASR
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+title: Cisco ASR Series
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breadcrumbs:
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- title: Configuration
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- title: Network
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@@ -14,9 +14,19 @@ Hardware and special configuration for Cisco ASRs (aggregation services routers)
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- [Cisco IOS General](../cisco-ios-general/)
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- [Cisco IOS Routers](../cisco-ios-routers/)
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+## General
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+
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+- The ASR series runs IOS-XE, a more modern and less monolithic version of IOS running on top of Linux. The commands and configurations are mostly the same, but with some significant changes.
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+
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## Cisco ASR 920
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-Runs IOS-XE.
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+### Safe Shutdown
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+
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+This is the recommended way to shut the device down, instead of just pulling the power. It allows the system to clean up file systems and such.
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+
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+1. Issue the `reload` command in privileged exec mode and confirm.
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+1. Wait for the system bootstrap messages.
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+1. Remove power.
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### Serial
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