Security Features
Password-protected system, preset to factory defaults
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Password-protected access to administrator and user-level features
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HTTPS with factory-installed client certificate
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HTTP digest: encrypted authentication via MD5 (RFC 1321)
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Up to 256-bit Advanced Encryption Standard (AES) encryption
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Documentation
Quick-start installation and configuration guide
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User guide
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Administration guide
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Provisioning guide (for service providers only)
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Package Contents
Cisco SPA 303 IP phone, handset, and stand
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Handset cord
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RJ-45 Ethernet cable
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Power adapter
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Quick installation guide
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CD
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Specifications
Table 1 gives specifications for the Cisco SPA 303 3-Line IP Phone.
Table 1.
Description
Data networking
© 2010 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
Specifications for the Cisco SPA 303 3-Line IP Phone
Note: Many features are programmable within a defined range or list of options. Please see the SPA Administration
Guide for details. The target configuration profile is uploaded to the SPA 303 at the time of provisioning.
Specification
● MAC address (IEEE 802.3)
● IPv4 (RFC 791)
● Address Resolution Protocol (ARP)
● DNS: A record (RFC 1706), SRV record (RFC 2782)
● Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)
● Internet Control Message Protocol (ICMP) (RFC 792)
● TCP (RFC 793)
● User Datagram Protocol UDP (RFC 768)
● Real Time Protocol RTP (RFC 1889, 1890)
● Real Time Control Protocol (RTCP) (RFC 1889)
● Real Time Control Protocol – Extended Report ( RTCP-XR) ( RFC 3611 )
● Differentiated Services (DiffServ) (RFC 2475)
● Type of service (ToS) (RFC 791, 1349)
● VLAN tagging 802.1p/Q: Layer 2 quality of service (QoS)
● Simple Network Time Protocol (SNTP) (RFC 2030)
Data Sheet
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