TỔNG ĐÀI ĐIỆN THOẠI
| Specifications | Description | |
|---|---|---|
| Standards | IEEE 802.11n, 802.11g, 802.11b, 802.3af, 802.3u, 802.1X (security authentication), 802.1Q (VLAN), 802.1D (Spanning Tree), 802.11i (WPA2 security), 802.11e (wireless QoS), IPv4 (RFC 791), IPv6 (RFC 2460) | |
| Ports | LAN Gigabit Ethernet auto sensing | |
| Cabling type | Category 5e or better | |
| Antennas | Internal antennas optimized for installation on a wall or ceiling | |
| LED indicators | Power, WLAN, LAN | |
| Operating system | Linux | |
| Physical Interfaces | ||
| Ports | 10/100/1000 Ethernet, with support for 802.3af PoE | |
| Buttons | Reset button | |
| Lock slot | Slot for Kensington lock | |
| LEDs | Power, Wireless, Ethernet | |
| Physical Specifications | ||
| Physical dimensions (W x D x H) | 9.05 x 9.05 x .98 in. (230 x 230 x 25 mm) | |
| Weight | WAP561: 1.51 lb or 685 g; WAP551: 1.41 lb or 640g | |
| Network Capabilities | ||
| VLAN support | Yes | |
| Number of VLANs | 1 management VLAN plus 16 VLANs for SSIDs | |
| 802.1X supplicant | Yes | |
| SSID-to-VLAN mapping | Yes | |
| Auto channel selection | Yes | |
| Spanning tree | Yes | |
| Load balancing | Yes | |
| IPv6 | Yes ● IPv6 host support ● IPv6 RADIUS, syslog, Network Time Protocol (NTP), etc. | |
| Layer 2 | 802.1Q-based VLANS, 16 active VLANS plus 1 management VLAN | |
| Security | ||
| WPA/WPA2 | Yes, including Enterprise authentication | |
| Access control | Yes, management access control list (ACL) plus MAC ACL | |
| Secure management | HTTPS | |
| Wi-Fi Protected Setup (WPS) | Yes (soft WPS, no hardware push button) | |
| SSID broadcast | Yes | |
| Rogue access point detection | Yes | |
| Mounting and Physical Security | ||
| Multiple mounting options | Mounting bracket included for easy ceiling or wall mounting | |
| Physical security lock | Kensington lock slot | |
| Quality of Service | ||
| Quality of service (QoS) | Wi-Fi Multimedia and Traffic Specification (WMM TSPEC) | |
| Performance | ||
| Wireless throughput | Up to 450 Mbps data rate (real-world throughput will vary) | |
| Recommended user support | Up to 64 connective users, 30 active users per radio | |
| Multiple-Access Point Management | ||
| Single Point Setup | Yes | |
| Number of access points per cluster | 16 | |
| Active clients per cluster | 480 | |
| Configuration | ||
| Web user interface | Built-in web user interface for easy browser-based configuration (HTTP/HTTPS) | |
| Management | ||
| Management protocols | Web browser, Simple Network Management Protocol (SNMP) v3, Bonjour | |
| Remote management | Yes | |
| Event logging | Local, remote syslog, email alerts | |
| Network diagnostics | Logging and packet capture | |
| Web firmware upgrade | Firmware upgradable through web browser, imported/exported configuration file | |
| Dynamic Host Configuration Protocol (DHCP) | DHCP client | |
| IPv6 host | Yes | |
| HTTP redirect | Yes | |
| Wireless | ||
| Frequency | WAP551: Selectable radio band (2.4 or 5 GHz) WAP561: Dual concurrent radios (2.4 and 5 GHz) | |
| Radio and modulation type | Single radio (WAP551) or dual radio (WAP561), orthogonal frequency division multiplexing (OFDM) | |
| WLAN | 802.11b/g/n 3x3 multiple-input multiple-output (MIMO) with 3 spatial streams 20 and 40 MHz channels PHY data rate up to 450 Mbps 802.11 dynamic frequency selection (DSF), EU version only | |
| Data rates supported | 802.11a/b/g: ● 54, 48, 36, 24, 18, 12, 9, 6, 11, 5.5, 2, and 1 Mbps ● 802.11n: ◦ 20-MHz bandwidth: MCS 0-15 for supported data rates ◦ 40-MHz bandwidth: MCS 0-15 for supported data rates | |
| Frequency band and operating channels | 802.11b 2412 2437 2462 802.11g 2412 2437 2462 802.11n 20 MHz (2.4 GHz band) 2412 2437 2462 802.11n 40 MHz (2.4 GHz band) 2422 2437 2452 | 802.11a 5180 5320 5500 5700 802.11n 20 MHz (5 GHz band) 5180 5320 5500 5700 5825 802.11n 40 MHz (5 GHz band) 5190 5510 5795 |
| Nonoverlapping channels | 2.4 GHz ● 802.11b/g ◦ 20 MHz: 3 ● 802.11n ◦ 20 MHz: 3 5 GHz ● 802.11a ◦ 20 MHz: 24 ● 802.11n ◦ 20 MHz: 24 ◦ 40 MHz: 11 | |
| Transmitted output power | ● WAP551: ◦ 802.11a@54Mbps: 13dBm ◦ 802.11b@11Mbps: 19dBm ◦ 802.11g@54Mbps: 16dBm ◦ 802.11n@HT20, HT40, MCS15: 14dBm ● WAP561: ◦ 802.11a@54Mbps: 13dBm ◦ 802.11b@11Mbps: 19dBm ◦ 802.11g@54Mbps: 16dBm ◦ 802.11n@HT20, HT40, MCS15: 14dBm | |
| Wireless isolation | Wireless isolation between clients | |
| External antennas | None | |
| Internal antennas | 5 internal dipole antennas for the WAP551 and 10 antennas for the WAP561 | |
| Antenna gain in dBi | 5 dBi each antenna | |
| Receiver sensitivity | 2.4 GHz ● 802.11b/g ◦ 1 Mbps: –91 dBm ◦ 11 Mbps: –85 dBm ◦ 6 Mbps: –86 dBm ◦ 54 Mbps: –69 dBm ● 802.11n/20 MHz ◦ MCS0: –86 dBm ◦ MCS7: –70 dBm ◦ MCS8: –85 dBm ◦ MCS15: –68 dBm ● 802.11n/40 MHz ◦ MCS0: –84 dBm ◦ MCS7: –66 dBm ◦ MCS8: –83 dBm ◦ MCS15: –65 dB 5 GHz ● 802.11a ◦ 6 Mbps: –82 dBm ◦ 54 Mbps: –67 dBm ● 802.11n/20 MHz ◦ MCS0: –83 dBm ◦ MCS7: –68 dBm ◦ MCS8: –82 dBm ◦ MCS15: –66 dBm ● 802.11n/40 MHz ◦ MCS0: –82 dBm ◦ MCS7: –64 dBm ◦ MCS8: –81 dBm ◦ MCS15: –62 dBm | |
| Wireless distribution system (WDS) | Yes | |
| Fast roaming | Yes | |
| Multiple SSIDs | WAP551: 16 WAP561: 16 x 2 | |
| Wireless VLAN map | Yes | |
| WLAN security | Yes | |
| Wi-Fi Multimedia (WMM) | Yes, with unscheduled automatic power save | |
| Operating Modes | ||
| Access point | Access Point mode, WDS Bridging, Workgroup Bridge mode | |
| Environmental | ||
| Power options | IEEE 802.3af Ethernet switch Cisco SB-PWR-INJ2-xx POE power: Peak power: ● WAP551: 7.872W ● WAP561: 11.1W | |
| Compliance | Safety: ● UL 60950-1 ● CAN/CSA-C22.2 No. 60950-1 ● IEC 60950-1 ● EN 60950-1 Radio approvals: ● FCC Part 15.247, 15.407 ● RSS-210 (Canada) ● EN 300.328, EN 301.893 (Europe) ● AS/NZS 4268.2003 (Australia and New Zealand) EMI and susceptibility (Class B): ● FCC Part 15.107 and 15.109 ● ICES-003 (Canada) ● EN 301.489-1 and -17 (Europe) | |
| Operating temperature | 0° to 40°C (32° to 104°F) | |
| Storage temperature | –20° to 70°C (–4° to 158°F) | |
| Operating humidity | 10% to 85% noncondensing | |
| Storage humidity | 5% to 90% noncondensing | |
| System memory | 64 MB RAM 32 MB flash | |
| Package Contents | ||
| ● Cisco WAP551 or WAP561 Wireless-N access point ● Ceiling/wall mounting kit ● User guide on CD-ROM ● Quick-start guide ● Ethernet network cable | ||
| Minimum Requirements | ||
| ● 802.11b, 802.11g, 802.11n wireless adapter with TCP/IP protocol installed per PC ● Switch/router with PoE support or PoE injector ● Web-based configuration: Java-enabled web browser | ||
| Warranty | ||
| Access point | Limited lifetime | |
| Power supply | 1 year warranty | |
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