User manual
Table Of Contents
- Cisco IP Phone Provisioning GuideSylantro-hosted Service Release 3.2.1
- Cisco IP Phone Turn-up Summary for New Installs*
- Upgrading Cisco Phones - DHCP
- Configuring the Router and Switch for DHCP
- Cisco IP Phone Configuration using DHCP
- Cisco IP Phone Configuration using DHCP
- Cisco IP Phone Configuration using DHCP
- Adding a Cisco Phone To An Existing Site
- Adding a Cisco Phone To An Existing Site
- Adding a Cisco Phone To An Existing Site
- Upgrading Cisco Phones – Static IP
- Cisco IP Phone Configuration using Static IPs
- Cisco IP Phone Configuration – Manual Method
- Cisco IP Phone Configuration – Manual Method
- Cisco IP Phone Configuration – Manual Method
- *** Notes for Remote Teleworker Installations ***- Only 1 VoIP device is supported for remote teleworkers utilizing NAT.- M
- Remote Teleworker
- Remote Teleworker – NAT Configuration
- Remote Teleworker – Static IP Configuration
- Remote Teleworker
- Remote Teleworker
- Remote Teleworker
- Remote Teleworker
- Remote Teleworker
- Cisco IP Phone Config for Remote Teleworker
- Appendix: Configuring the Local Router’s Firewall
- Example 1: Netgear MGT624
- Example 2: Linksys WRT54GC
- Example 3: Port Forwarding

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Example 3: Port Forwarding
Some home routers may not have DMZ capability, or the DMZ configuration isn’t passing traffic through to
the phone. In this case, implement port forwarding on the router. This forwards specific traffic from
Covad’s network to the phone’s IP address connected to the router.
In this example we are using a Linksys BEFSX41 router with phone 192.168.1.200. Enter the ports below
and your phone’s IP address.
The following ports need to be open for Cisco IP Phones:
50200 thru 50800 TFTP
12574 TCP/UDP
2427 RTP
2727-2730 RTP