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www.CoxBusiness.com 

 
 
 

 

 

SIP Trunking Configuration Guide  

for  

Cisco UC320  

Firmware Release 2.1.1 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 

© 2011, Cox Communications, Inc.  All rights reserved. 

This documentation is the confidential and proprietary intellectual property of Cox 
Communications, Inc. Any unauthorized use, reproduction, preparation of derivative works, 
performance, or display of this document, or software represented by this document is strictly 
prohibited. 

Summary of Contents for CISCO UC320

Page 1: ...nications Inc All rights reserved This documentation is the confidential and proprietary intellectual property of Cox Communications Inc Any unauthorized use reproduction preparation of derivative works performance or display of this document or software represented by this document is strictly prohibited ...

Page 2: ...Trunking Configuration 10 6 2 Cisco UC320 Apply Changes 12 6 2 1 Adding and Removing Platform Modification Files 13 Table of Figures Figure 1 Cox Fiber Network 3 Figure 2 SIP Trunk Lab Reference Network 4 Figure 5 1 UC320 Routes Voice Only Network Topology 7 Figure 5 2 Network WAN Internet Configuration 8 Figure 5 3 Voice VLAN 9 Figure 6 1 SIP Trunking Configuration Parameters 1 of 2 10 Figure 6 2...

Page 3: ...ers never receive a busy signal Call Forward Always On the trunk group pilot number for all calls in case of an outage i e flood fire loss of power etc Call Forward Not Reachable On the trunk group pilot number that operates on a per call contingency basis to forward the call to any PSTN number i e call center or alternate office location during temporary call completion impairments Route Exhausti...

Page 4: ... PBX for voice features SIP proxy and SIP trunk termination In this configuration the UC320 only routes voice traffic Various SIP phones on the voice Virtual LAN VLAN The Cox E SBC is the Edgewater Networks www edgewaternetworks com EdgeMarc appliance The EdgeMarc is the service demarcation point between customer s LAN network and Cox s WAN network and provides firewall NAT traversal B2BUA and SIP...

Page 5: ...3 Features Not Supported Codec negotiation of G 729 G 726 and others T 38 Fax relay 5 Caveats and Limitations Cisco UC320 does not support custom Calling Line ID CLID a k a Calling Line ID spoofing The UC320 only sends Trunk Group Pilot User telephone number for outbound calls and outbound features would be associated to pilot user instead of individual DID Cisco UC320 does not support casual dial...

Page 6: ...ddress 192 168 1 1 LAN Subnet Mask 255 255 255 0 Cisco UC320 IP PBX System WAN IP Address The Internet Connection will typically be on the same subnet as the LAN IP Address of the E SBC If this is not the case then Layer 3 routing must be in place 192 168 1 2 System Voice VLAN IP Address The SIP phone IP Addresses should also be on this subnet e g 10 1 1 X The UC320 is the voice VLAN DHCP server f...

Page 7: ...ab network IP addresses with your actual network values in the following screens For the Network Topology Figure 5 1 input the following parameters Select UC320W Routes Voice Only Check Static IP Address for Obtain a Data VLAN address for the Cisco UC320W Enter the Data VLAN static IP Address assignment Enter the pre existing router Default Gateway IP Address for Internet access Enter the Subnet M...

Page 8: ...ers WAN Type Static IP IP Address enter a static WAN IP address in same subnet as the Cox E SBC Subnet Mask as appropriate for your network Default Gateway enter the Cox E SBC static LAN IP Address as assigned for your network Primary DNS customer choice for DNS Domain Name Leave blank The Cox E SBC will insert the coxbusiness com domain name in all outgoing SIP messages from the UC320W Figure 5 2...

Page 9: ...ur network Figure 5 3 Voice VLAN 5 2 4 UC320 Administrative Network Access To access the UC320 from a personal computer for administrative access Manually assign a static LAN IP address to the PC in the same subnet as the UC320 WAN IP address for example in the 192 168 10 X range Connect the PC with an Ethernet cable to a UC320 LAN port Open a web browser to the UC320 WAN IP address e g 192 168 10...

Page 10: ...3 Proxy 192 168 1 1 Enter the LAN IP Address of the Cox E SBC Note your actual LAN IP may be different Please refer to the network diagram in Figure 2 and IP Address worksheet in Table 1 4 Registration Checked Client server SIP trunk registration required 5 Outbound Proxy blank 6 Call Capacity Enter the actual quantity of purchased SIP Trunk concurrent call sessions 7 Prefix dialed numbers with 1 ...

Page 11: ...e SIP Authentication Password will be provided by your Cox Account Representation and must be kept confidential Cox will never ask for your password 13 SRV Recorded Lookup Uncheck 14 SRV Auto Prefix Uncheck 15 NAT Mapping Uncheck Figure 6 2 SIP Trunking Configuration Parameters 2 of 2 Systemwide SIP Parameters refer to Figure 6 2 above 16 Codec G711U 17 Outbound FAX Passthrough Property of Cox Com...

Page 12: ...pply Changes The PBX settings can be reviewed on the Site Summary screen Figure 6 3 Site Summary Network setting tab detail Figure 6 4 Network Summary Detail Property of Cox Communications Inc Version 1 0 Page 12 of 13 ...

Page 13: ...pmf ChangeNTPserver pmf COX pmf The COX_UNDO pmf is also available to undo the PMF file changes Do the following to apply the Cox PMF files to the UC320W 1 Download the pmf files for Cox Communications are from the Cisco UC320 Customized Clearinghouse at http www ciscosbs2 com movies ucc latest to your personal computer 2 Navigate to the UC320W Status Devices screen 3 Click the Alter PMFs button F...

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