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SRP541W |
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Product name：SRP541W |
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Item：CISCO |
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Details： |
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Routing
• Static routing
• Routing Information Protocol (RIP) versions 1 and 2
• Generic routing encapsulation (GRE)
• Point-to-Point Tunneling Protocol (PPTP) -- supported on primary Ethernet WAN interface
• Layer 2 Tunneling Protocol (L2TP) -- supported on primary Ethernet WAN interface
• Policy-based routing
Data features
• 802.3u Fast Ethernet (520 models), 802.3ad Gigabit Ethernet (540 models)
• IPv4 (RFC 791)
• Address Resolution Protocol (ARP) (RFC 826)
• DNS client A record (RFC 1706), SRV record (RFC 2782)
• Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)
• DHCP server (RFC 2131)
• Point-to-Point Protocol over Ethernet (PPPoE) client (RFC 2516)
• Internet Control Message Protocol (ICMP) (RFC 792)
• Transmission Control Protocol (TCP) (RFC 793)
• User Datagram Protocol (UDP) (RFC 768)
• Real-Time Transport Protocol (RTP) (RFC 1889, RFC 1890)
• Real-Time Control Protocol (RTCP) (RFC 1889)
• Trivial File Transfer Protocol (TFTP)
• Real-Time Streaming Protocol (RTSP)
• HTTP (RFC 2616) and HTTPS (RFC 2818)
• Network Address Translation (NAT) (RFC 1631) with flexible configuration for translating local addresses.
• SIP, RTSP, NetMeeting, IRC NAT Application Layer Gateways
• DiffServe Code Point (DSCP) (RFC 2474)
• Type of service (ToS) (RFC 791, RFC 1349)
• Network Time Protocol client (NTP)
• Router or bridge mode of operation
• MAC address cloning
• Port forwarding
• Internet Group Management Protocol (IGMP) versions 1 and 2
• IGMP Snooping (SRP500 models only)
• Universal Plug and Play (UPnP)
• Dynamic Domain Name System (DDNS)
• DNS proxy
• DNS spoofing
• Access control lists (ACLs) for inbound traffic
Switch features
• Automatic medium dependent interface (MDI) and MDI crossover (MDI-X)
• Up to 5 802.1q VLANs (SRP520 models)
• Up to 10 802.1q VLANs (SRP540 models)
• Storm control
• 802.1d Spanning Tree protocol
DSL (DSL models only)
• ATM Variable Bit Rate/real-time (VBR-rt), ATM Unspecified Bit Rate (UBR), Constant Bit Rate (CBR), and Variable Bit Rate/non-real-time (VBR-nrt)
• Up to four permanent virtual circuits (PVC)
• ATM operation, administration, and maintenance (OAM) support for F4 and F5 continuity check with segment or end-to-end loopback
• IP over ATM (IPoA)
• Point-to-Point Protocol over ATM (PPPoA)
• PPP over Ethernet (PPPoE)
• Bridged Ethernet over ATM (EoA) (RFC 1483/RFC2684)
Security features
• Stateful inspection routing firewall
• Denial-of-service (DoS) prevention
• Internet access control by MAC and IP address
• Secure HTTP (HTTPS) support for remote access and provisioning
• Client certificates for secure remote provisioning
• Multi-level password-protected web access for configuration
• URL and keyword filtering
• Site-to-site IPsec VPN with support for NAT transparency (NAT-T) or VPN Server functionality, allowing remote access with the Cisco VPN Client
• Hardware-accelerated Data Encryption Standard (DES), 3DES
• 5 IPsec tunnels
• VPN pass-through for IPsec, Point-to-Point Tunneling Protocol (PPTP), and L2TP
QoS features
• Per interface traffic shaping
• Low Latency Queuing (1 Priority Queue + 4 Weighted Round Robin queues)
Provisioning, administration, and maintenance
• TR-069, TR-098, TR-104
• Automated provisioning and upgrade via Cisco XML profile, HTTP, HTTPS, TFTP
• Asynchronous notification of upgrade availability via SIP NOTIFY
• Web browser administration and configuration via integral web server
• Event logging
• Voice statistics in SIP BYE message
• Syslog and debug server records
• Per-line and purpose configurable syslog and debug options
• Simple Network Management Protocol (SNMP) versions 1, 2, and 3c
High-availability features
Automatic failover and recovery of WAN connection enabled by supported USB mobile broadband modem or by second WAN interface (SRP540 models)
Voice gateway
• SIP version 2 (RFC 3261)
• SIP messages via UDP/TCP
• Echo cancellation (G.167 and G.168)
• Dynamic jitter buffer
• Simple traversal of UDP through NAT (STUN) (RFC 3489)
• SDP (RFC 2327)
• RTP/RTCP over UDP
• 3-way conferencing
• Dual-tone multifrequency (DTMF) tone detection and generation
• Voice activity detection (VAD)
• Silence suppression
• Comfort noise generation (CNG)
• Caller ID generation and detection (frequency shift keying [FSK] and DTMF)
• Media loopback
• SIP Transport Layer Security (TLS)
• Support for 2 simultaneous voice or fax calls per port
International Telecommunications Union (ITU) standard voice codecs
Voice algorithms
• G.711 (a-law and μ-law)
• G.726-32
• G.729a
Telephony interface signaling support
• Ring voltage: 40 to 90 Vpk
• Ring frequency: 20 to 25 Hz
Voice features
• Secure calling
• Call forwarding: no answer/busy/unconditional
• Call transfer
• Call waiting/hold/retrieval
• Three-way conferencing
• Caller ID number and name (primary line and on call waiting)
• Caller ID block (prevents sending out the caller ID)
• Anonymous call blocking
• Distinctive ringing
• Do not disturb setting
• Repeat dialing on busy
• Call return
• Emergency call support
• Dial plan
• Speed dial
Voice port interfaces
2 FXS ports, 1 relay FXO port (SRP520 models); 4 FXS ports, 1 active FXO port (SRP540 models)
Fax and modem
• Fax and modem pass-through
• T.38 fax relay, including V.17, V.21, V.27ter, and V.29 and fax pass-through (pulse code modulation [PCM]) (T.38 support is dependent on fax machine and network/transport resilience)
WLAN hardware
• 802.11n (supports 802.11b/g/n)
• WPA and WPA2 Personal and Enterprise
• Wi-Fi Multimedia (WMM)
• Single captive antenna (SRP520 models)
• Dual TNC antennas (SRP540 models)
• Default antenna gain: 1.8 dBi
• WPS button associated with configurable SSID
• Guest network feature provides vistor Internet access
WLAN security features
• 802.11i
• Wireless Protected Access (WPA and WPA2), Advanced Encryption Standard (AES)
• Static and dynamic WEP
• Temporal Key Integrity Protocol/Simple Security Network (TKIP/SSN) encryption
• MAC authentication/filter
• Configurable RADIUS authentication for wireless clients
• Pre-Shared Keys (PSK)
SSIDs
4
Default DRAM
SRP520-U: 128MB, SRP540: 256MB
Default flash memory
64 MB
WAN
• Fast Ethernet (SRP521W)
• ADSL2+ Annex B (SRP526W)
• ADSL2+ Annex A (SRP527W)
• 2 x Gigabit Ethernet (SRP541W)
• ADSL2+ Annex B and Gigabit Ethernet (SRP546W)
• ADSL2+ Annex A and Gigabit Ethernet (SRP547W)
LAN
4-port 10/100 Mbps Fast Ethernet managed switch (SRP520 models)
4-port 10/100/1000 Mbps Gigabit Ethernet managed switch (SRP540 models)
802.11n WLAN
Integrated
USB ports
• 1 port (SRP520 models)
• 2 ports (SRP540 models)
LEDs
Power, WAN (Ethernet), ADSL Carrier Detect, ADSL Data, USB, Wi-Fi, Phone and Line, LAN, WPS
External power supply
Universal 100 to 240 VAC
Approvals and compliance
Class B for SRP520 models; Class A for SRP540 models
Certifications
Wi-Fi Alliance certified
Regulatory Compliance
Safety
• IEC 60950-1
• AS/NZS 60950.1
• CAN/CSA-C22.2 No. 60950-1
• EN 60950-1
• UL 60950-1
Immunity
• EN 55024
• EN 300-386
• EN 61000-6-2
• EN 50082-1
• EN 55024 (CISPR 24)
EMC
• FCC Part 15, ICES-003
• EN55022, CISPR 22
• EN 300-386
• EN 61000-3-2
• EN 61000-3-3
• EN 50082-1
• EN 55024, CISPR 24
• EN 61000-4-2
• EN 61000-4-3
• EN 61000-4-4
• EN 61000-4-5
• EN 61000-4-6
• EN 61000-4-8
• EN 61000-4-11
RF EMC
• CFR47 part15.247
• RSS-210 Rev 5
• ETSI EN 300.328.1
• ETSI EN301.489.1&.17
• AS./NZS 4268
TELCOM
• TIA-968
• CS-03
• ACIF S002
• ACIF S003
• ACIF S043
• ANZ PTC200
• ANZ PTC220
• ANZ PTC273
• TBR21
Environmental operating range
• Operating temperature: 32 to 104°F (0 to 40°C)
• Non-operating temperature: -22 to 158ºF (-30 to 70ºC)
• Operating humidity: 5 to 95% non-condensing |
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