Cisco WRP400-G1 Administration Guide - Page 17

Product Overview and Deployment Guidelines WRP400 Maintenance Operations 1 enough IP addresses to serve the devices that you need to connect to your network. • Use stable DNS server addresses for URL name resolution. Your Internet Service Provider can provide the primary and secondary DNS server IP addresses. • If you need to directly connect more than four network devices (other than wireless devices), you will need to connect an Ethernet switch to the WRP400. For voice deployments, Cisco recommends use of the SLMxxxP, SRWxxxP and SRWxxxMP switch product families. The SLM224P is a popular choice. For more information about these switches, visit the following URL: www.cisco.com/cisco/web/solutions/small_business/ products/routers_switches/index.html • If you use an Ethernet switch, configure it to ensure voice quality. The following settings are recommended: - Enable Port Fast and Spanning Tree Protocol on the ports to which your voice devices are connected. The Cisco phones are capable of rebooting in a few seconds and will attempt to locate network services while a switch port is being blocked by STP after it senses a device reboot. Enabling Port Fast means that the network will be available to the phones when needed. If the switch does not provide a way to enable Port Fast, then you must disable Spanning Tree Protocol. - In the administrative web pages for the switch, you should enable QoS and choose DSCP as the Trust Mode. WRP400 Maintenance Operations Due to its unique functions, the WRP400 has unique maintenance operations as compared to other Cisco Small Business IP telephony devices. NOTE For complete instructions about the settings mentioned below, see the WRP400 User Guide. • Remote Management: For security purposes, remote management is disabled by default. - When you first configure the WRP400, connect your administrative computer directly to one of the LAN ports and enter the default static IP Cisco Small Business WRP400 Administration Guide 15