Cisco 2921 User Manual

247
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Configuring the Wireless Device
The following sections describe how to configure the wireless device on the Cisco 1941W integrated
services router (ISR):
• Starting a Wireless Configuration Session, page 247
• Configuring Wireless Settings, page 249
• Upgrading to Cisco Unified Software, page 255
• Related Documentation, page 258
Note You can upgrade the software on the device to Cisco Unified software. See the “Upgrading to Cisco
Unified Software” section on page 255.
Note The wireless device is embedded on the router and does not have an external console port for
connections. To configure the wireless device, use a console cable to connect a personal computer to the
host router’s Console serial port, and follow the instruction to establish a configuration session.
Starting a Wireless Configuration Session
Enter the following commands in global configuration mode on the router’s Cisco IOS command-line
interface (CLI).
SUMMARY STEPS
1. interface wlan-ap0
2. ip address subnet mask
3. no shut
4. interface vlan1
5. ip address subnet mask
6. exit
7. exit
8. service-module wlan-ap 0 session

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