Cisco 2921 User Manual

C-7
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Appendix C Using ROM Monitor
How to Use the ROM Monitor—Typical Tasks
*Aug 24 11:09:31.167: %SYS-5-RELOAD: Reload requested by console. Reload Reason: Reload
Command.
System Bootstrap, Version 15.0(1r)M1, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 2009 by cisco Systems, Inc.
Total memory size = 2560 MB - On-board = 512 MB, DIMM0 = 2048 MB
C2911 platform with 2621440 Kbytes of main memory
Main memory is configured to 72/72(On-board/DIMM0) bit mode with ECC enabled
Readonly ROMMON initialized
rommon 1 >
What to Do Next
Proceed to the “Displaying Commands and Command Syntax in ROM Monitor Mode (?, help, -?)”
section on page C-7.
Displaying Commands and Command Syntax in ROM Monitor Mode (?, help, -?)
This section describes how to display ROM monitor commands and command syntax options.
SUMMARY STEPS
1. ?
or
help
2. command -?
DETAILED STEPS
Command or Action Purpose
Step 1
?
or
help
Example:
rommon 1 > ?
Example:
rommon 1 > help
Displays a summary of all available ROM monitor
commands.
Step 2
command -?
Example:
rommon 16 > display -?
Displays syntax information for a ROM monitor command.

Cisco 2921 Specifications

General

Ethernet LAN	Yes
Cabling technology	10/100/1000Base-T(X)
Networking standards	IEEE 802.1Q, IEEE 802.1ag, IEEE 802.3, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3ah, IEEE 802.3u
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet interface type	Gigabit Ethernet
Product color	Black
Rack capacity	2U
USB version	2.0
RS-232 ports	1
USB ports quantity	2
Ethernet LAN (RJ-45) ports	3
DHCP client	-
Routing protocols	BGP, EIGRP, OSPF
Supported protocols	IPv4, IPv6, IS-IS, IGMPv3, PIM SM, SSM, DVMRP, IPSec, GRE, BVD, MPLS, L2TPv3, PPP, MLPPP, MLFR, HDLC, RS-232, RS-449, X.21, V.35, EIA-530, PPPoE, ATM
Firewall security	Cisco IOS
Operating altitude	0 - 3000 m
Non-operating altitude	0 - 4570 m
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	0 - 40 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 85 %
AC input voltage	100 - 240 V
Power source type	AC
AC input frequency	47 - 63 Hz
Safety	UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1
Electromagnetic compatibility	47 CFR, ICES-003, EN55022, CISPR22, AS/NZS 3548, VCCI V-3, EN 300-386, EN 61000, EN 55024, CISPR 24EN50082-1

Weight and Dimensions

Depth	469.9 mm
Width	438.2 mm
Height	88.9 mm
Weight	13200 g