Cisco ASR 903 Installation Guide

Connecting a USB Flash Device
To connect a USB flash device to the Cisco ASR 903 Router, insert the memory stick in the USB port labeled
MEM. The Flash memory module can be inserted in only one way, and can be inserted or removed regardless
of whether the router is powered up or not.
The figure below shows the USB port connector on the Cisco ASR 903 Router.
Figure 81: Cisco ASR 903 Router Flash Token Memory Stick
Removing a USB Flash Device
To remove and then replace a USB flash token memory stick from a Cisco ASR 903 Router, follow these
steps:
Step 1 Execute the eject usb0: command before removing the USB from the router.
Example:
rommon 2 > eject usb0
rommon 2 >
If you do not run this command before removing the USB, the following error message is displayed:
rommon 2 > dir usb0:
usb_stor_BBB_comdat:usb_bulk_msg error
failed to send CBW status 34
RESET:stall
usb_stor_BBB_comdat:usb_bulk_msg error
failed to send CBW status 34
RESET:stall
usb_stor_BBB_comdat:usb_bulk_msg error
Step 2 Pull the memory stick from the USB port.
Step 3 To replace a Cisco USB Flash memory stick, simply insert the module into the USB port labeled MEM as shown in the
figure below . The Flash memory module can be inserted in only one way, and can be inserted or removed regardless of
whether the router is powered up or not.
You can insert or remove the memory stick whether the router is powered on or not.
Note
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
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Installing the Cisco ASR 903 Router
Connecting a USB Flash Device

Cisco ASR 903 Specifications

General

Brand	Cisco
Model	ASR 903
Category	Network Router
Language	English