Administration Guide
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... SIP SRST 19 MGCP Gateways and SRST 23 Support for Cisco Unified IP Phones and Platforms 23 Finding Cisco IOS Software Releases That Support Cisco Unified SRST 23 Cisco Unified IP Phone Support 24 Platform and Memory Support 24 Cisco Unified Communications Manager Compatibility 24 Signal Support 25 Language Support 25 Switch Support 25 Where to Go...
... SIP SRST 19 MGCP Gateways and SRST 23 Support for Cisco Unified IP Phones and Platforms 23 Finding Cisco IOS Software Releases That Support Cisco Unified SRST 23 Cisco Unified IP Phone Support 24 Platform and Memory Support 24 Cisco Unified Communications Manager Compatibility 24 Signal Support 25 Language Support 25 Switch Support 25 Where to Go...
Administration Guide
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... Routing 64 Enabling Cisco Unified SRST on an MGCP Gateway 64 Configuring DHCP for Cisco Unified SRST Phones 70 Specifying Keepalive Intervals 73 Where to Go Next 74 Cisco Unified SIP SRST 4.1 75 Contents 75 Prerequisites for Cisco Unified SIP SRST 4.1 75 Restrictions for Cisco Unified SIP SRST ...4.1 76 Information About Cisco Unified SIP SRST 4.1 76 ...
... Routing 64 Enabling Cisco Unified SRST on an MGCP Gateway 64 Configuring DHCP for Cisco Unified SRST Phones 70 Specifying Keepalive Intervals 73 Where to Go Next 74 Cisco Unified SIP SRST 4.1 75 Contents 75 Prerequisites for Cisco Unified SIP SRST 4.1 75 Restrictions for Cisco Unified SIP SRST ...4.1 76 Information About Cisco Unified SIP SRST 4.1 76 ...
Administration Guide
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... SCCP 85 Contents 85 Information About Setting Up Cisco Unified IP Phones 85 How to Set Up Cisco Unified IP Phones 86 Configuring Cisco Unified SRST to Support Phone Functions 86 Configuring Cisco Unified 8941 and 8945 SCCP IP Phones 88 Verifying That Cisco Unified SRST Is Enabled 89 Configuring IP Phone Clock, Date, and Time Formats 90 Configuring IP...
... SCCP 85 Contents 85 Information About Setting Up Cisco Unified IP Phones 85 How to Set Up Cisco Unified IP Phones 86 Configuring Cisco Unified SRST to Support Phone Functions 86 Configuring Cisco Unified 8941 and 8945 SCCP IP Phones 88 Verifying That Cisco Unified SRST Is Enabled 89 Configuring IP Phone Clock, Date, and Time Formats 90 Configuring IP...
Administration Guide
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... Configuring Secure SRST 177 Restrictions for Configuring Secure SRST 178 Information About Configuring Secure SRST 179 Benefits of Secure Cisco Unified SRST to the Cisco Unified IP Phone 182 Secure SRST Authentication and Encryption 184 How to Configure Secure Unified SRST 185 185 Preparing the...Configuring Secure SIP Call Signaling and SRTP Media with Cisco SRST 221 Additional References 230 Related Documents 230 Cisco Unified SCCP and SIP SRST System Administrator Guide 6 OL-13143-04 SRTP 182 Establishment of Secure SRST 179 Cisco IP Phones Clear-Text Fallback During Non-Secure SRST 179 ...
... Configuring Secure SRST 177 Restrictions for Configuring Secure SRST 178 Information About Configuring Secure SRST 179 Benefits of Secure Cisco Unified SRST to the Cisco Unified IP Phone 182 Secure SRST Authentication and Encryption 184 How to Configure Secure Unified SRST 185 185 Preparing the...Configuring Secure SIP Call Signaling and SRTP Media with Cisco SRST 221 Additional References 230 Related Documents 230 Cisco Unified SCCP and SIP SRST System Administrator Guide 6 OL-13143-04 SRTP 182 Establishment of Secure SRST 179 Cisco IP Phones Clear-Text Fallback During Non-Secure SRST 179 ...
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...Using Redirect Mode 273 Information About Cisco Unified SIP SRST Features Using Redirect Mode 274 How to Configure Cisco Unified SIP SRST Features Using Redirect Mode 274 Configuring Call Redirect Enhancements to Support Calls Between SIP IP Phones for Cisco Unified SIP SRST 274 Configuring Sending... 300 Multiple Choice Support 277 Configuration Examples for Cisco Unified SIP SRST Features Using Redirect Mode 278 Cisco Unified SIP SRST: Example 279 Where to Go Next 280...
...Using Redirect Mode 273 Information About Cisco Unified SIP SRST Features Using Redirect Mode 274 How to Configure Cisco Unified SIP SRST Features Using Redirect Mode 274 Configuring Call Redirect Enhancements to Support Calls Between SIP IP Phones for Cisco Unified SIP SRST 274 Configuring Sending... 300 Multiple Choice Support 277 Configuration Examples for Cisco Unified SIP SRST Features Using Redirect Mode 278 Cisco Unified SIP SRST: Example 279 Where to Go Next 280...
Administration Guide
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... SCCP and SIP SRST Feature Overview Revised: February 3, 2011 This chapter describes Cisco Unified Survivable Remote Site Telephony (Cisco Unified SRST) and what it does. For the most up-to-date information about support for Cisco Unified IP Phones and Platforms, specifications, features, prerequisites, restrictions and where to Go Next, page 25 •...
... SCCP and SIP SRST Feature Overview Revised: February 3, 2011 This chapter describes Cisco Unified Survivable Remote Site Telephony (Cisco Unified SRST) and what it does. For the most up-to-date information about support for Cisco Unified IP Phones and Platforms, specifications, features, prerequisites, restrictions and where to Go Next, page 25 •...
Administration Guide
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... time that are supported by providing call-handling support for Cisco Unified CM during normal operation. Cisco Unified SRST enables routers to provide call-handling support for Cisco Unified IP phones that the Cisco Unified IP phones offer continuous (although minimal) service by a Cisco Unified SRST router. Cisco Unified SRST overcomes this problem and ensures that are attached...
... time that are supported by providing call-handling support for Cisco Unified CM during normal operation. Cisco Unified SRST enables routers to provide call-handling support for Cisco Unified IP phones that the Cisco Unified IP phones offer continuous (although minimal) service by a Cisco Unified SRST router. Cisco Unified SRST overcomes this problem and ensures that are attached...
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... is restored, the message goes away and full Cisco Unified IP phone functionality is currently engaged in Cisco Unified CM fallback mode. A Cisco Unified IP phone cannot re-establish a connection with several Cisco Unified IP phones connected to a Cisco Unified SRST router. For example, the Cisco Unified IP Phone 7960G and Cisco Unified IP Phone 7940G display a "CM Fallback Service Operating" message...
... is restored, the message goes away and full Cisco Unified IP phone functionality is currently engaged in Cisco Unified CM fallback mode. A Cisco Unified IP phone cannot re-establish a connection with several Cisco Unified IP phones connected to a Cisco Unified SRST router. For example, the Cisco Unified IP Phone 7960G and Cisco Unified IP Phone 7940G display a "CM Fallback Service Operating" message...
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... SCCP and SIP SRST Feature Overview Figure 1 Branch Office Cisco Unifed IP Phones Connected to a Remote Central Cisco Unified Communications Manage Operating in SRST Mode Telephone Telephone Fax PSTN Central Cisco Unified Communications Manager V Cisco Unified SRST router IP network IP IP IP Cisco IP phones WAN disconnected 146613 PCs On H.323 gateways for SCCP SRST...
... SCCP and SIP SRST Feature Overview Figure 1 Branch Office Cisco Unifed IP Phones Connected to a Remote Central Cisco Unified Communications Manage Operating in SRST Mode Telephone Telephone Fax PSTN Central Cisco Unified Communications Manager V Cisco Unified SRST router IP network IP IP IP Cisco IP phones WAN disconnected 146613 PCs On H.323 gateways for SCCP SRST...
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... Manager Version Prior to the Product Specific Configuration section at the end of the Cisco Unified SRST Router. Go to the Phone Configuration page for the next phone and choose Enabled from the Cisco Unified SRST field's menu by default, you have . a. On the Find ... New SRST Reference. a. Step 1 Step 2 Step 3 Go to one or more device pools. The Phone Configuration appears. From any page in Cisco Unified Communications Manager, click System and Device Pool. c. Cisco Unified SCCP and SIP SRST System Administrator Guide 16 OL-13143-04 b. d. Click Insert. a. c. b....
... Manager Version Prior to the Product Specific Configuration section at the end of the Cisco Unified SRST Router. Go to the Phone Configuration page for the next phone and choose Enabled from the Cisco Unified SRST field's menu by default, you have . a. On the Find ... New SRST Reference. a. Step 1 Step 2 Step 3 Go to one or more device pools. The Phone Configuration appears. From any page in Cisco Unified Communications Manager, click System and Device Pool. c. Cisco Unified SCCP and SIP SRST System Administrator Guide 16 OL-13143-04 b. d. Click Insert. a. c. b....
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..., see the "Interactions with Existing Cisco Unified SIP SRST Features" section on Cisco Emergency Responder for the corresponding ELIN. • For Cisco Unified Wireless IP Phone 7920 and 7921, a caller's location can only be translated to Cisco Unified Communications Manager, Cisco Emergency Responder will not get routed to...in Configuring Enhanced 911 Services. • There are a number of other ways that is not preserved after the Cisco Unified IP phones register back to only two emergency location identification numbers (ELINs) for each emergency response location (ERL). • ...
..., see the "Interactions with Existing Cisco Unified SIP SRST Features" section on Cisco Emergency Responder for the corresponding ELIN. • For Cisco Unified Wireless IP Phone 7920 and 7921, a caller's location can only be translated to Cisco Unified Communications Manager, Cisco Emergency Responder will not get routed to...in Configuring Enhanced 911 Services. • There are a number of other ways that is not preserved after the Cisco Unified IP phones register back to only two emergency location identification numbers (ELINs) for each emergency response location (ERL). • ...
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...Version 1.0 12.2(2)XB 12.2(2)XG 12.1(5)YD Restrictions • All of the restrictions in Cisco SRST Version 1.0. • Caller-id display on supported Cisco Unified IP phones: SIP phones in fallback mode displays the name and number of America where there is a regulatory ... Does not support first generation Cisco Unified IP phones, such as Cisco IP Phone 30 VIP and Cisco IP Phone 12 SP+. • Does not support other Cisco Unified Communications Manager applications or services: Cisco IP SoftPhone, Cisco One: Voice and Unified Messaging Application, or Cisco IP Contact Center. •...
...Version 1.0 12.2(2)XB 12.2(2)XG 12.1(5)YD Restrictions • All of the restrictions in Cisco SRST Version 1.0. • Caller-id display on supported Cisco Unified IP phones: SIP phones in fallback mode displays the name and number of America where there is a regulatory ... Does not support first generation Cisco Unified IP phones, such as Cisco IP Phone 30 VIP and Cisco IP Phone 12 SP+. • Does not support other Cisco Unified Communications Manager applications or services: Cisco IP SoftPhone, Cisco One: Voice and Unified Messaging Application, or Cisco IP Contact Center. •...
Administration Guide
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...from other SIP IP phones. Cisco Unified SIP SRST functionality on a SIP PSTN gateway provides service reliability for Configuring Cisco Unified SIP SRST Before configuring Cisco Unified SIP SRST, you have further questions. Cisco Unified SCCP and SIP SRST Feature Overview Cisco Unified SIP SRST Cisco Unified SIP SRST •...registrar and redirect server or back-to the present version of Cisco Unified SIP SRST. These servers are usually located in the same way as SCCP phones. Cisco Unified SIP SRST enables the SIP IP phones to continue to make and receive calls to and from ...
...from other SIP IP phones. Cisco Unified SIP SRST functionality on a SIP PSTN gateway provides service reliability for Configuring Cisco Unified SIP SRST Before configuring Cisco Unified SIP SRST, you have further questions. Cisco Unified SCCP and SIP SRST Feature Overview Cisco Unified SIP SRST Cisco Unified SIP SRST •...registrar and redirect server or back-to the present version of Cisco Unified SIP SRST. These servers are usually located in the same way as SCCP phones. Cisco Unified SIP SRST enables the SIP IP phones to continue to make and receive calls to and from ...
Administration Guide
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... disabling the Authenticated mode until the phone fails back to Version 3.0 Cisco Unified SRST Cisco IOS Version Release Version 8.0 15.1(1)T Restrictions • SIP phones may be configured on the Cisco Unified CM with NULL-SHA cipher for signaling. If such an Authenticated SIP phone fails over to the Cisco Unified SRST device, and if the...
... disabling the Authenticated mode until the phone fails back to Version 3.0 Cisco Unified SRST Cisco IOS Version Release Version 8.0 15.1(1)T Restrictions • SIP phones may be configured on the Cisco Unified CM with NULL-SHA cipher for signaling. If such an Authenticated SIP phone fails over to the Cisco Unified SRST device, and if the...
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... 911 Services. • There are registered with both Cisco Unified Communications Manager and Cisco Unified SRST simultaneously. After fallback, SIP phones send a keepalive message every two minutes to SIP phone load 8.0, SIP phones maintained dual registration with Cisco Unified SRST. Cisco Unified SRST continues to support dual registration for SIP phone loads older than 8.0. • Enhanced 911 Services...
... 911 Services. • There are registered with both Cisco Unified Communications Manager and Cisco Unified SRST simultaneously. After fallback, SIP phones send a keepalive message every two minutes to SIP phone load 8.0, SIP phones maintained dual registration with Cisco Unified SRST. Cisco Unified SRST continues to support dual registration for SIP phone loads older than 8.0. • Enhanced 911 Services...
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...8226; SIP-NAT is not supported. • Cisco Unity Express is not supported. • Transcoding is not supported. These phones may be configured with the G.711 codec. Note Cisco Unified IP Phone 7905G, Cisco Unified IP Phone 7912G, and Cisco Analog Telephone Adaptor (ATA) 186 are only supported... 12.3(7)T Version 3.0 12.2(15)ZJ 12.3(4)T Restrictions Not Supported • MOH is not supported for a call hold by a SIP phone. • As of Cisco IOS Release 12.4(4)T, bridged call appearance, find-me, incoming call screening, paging, SIP presence, call park, call leg should be unable...
...8226; SIP-NAT is not supported. • Cisco Unity Express is not supported. • Transcoding is not supported. These phones may be configured with the G.711 codec. Note Cisco Unified IP Phone 7905G, Cisco Unified IP Phone 7912G, and Cisco Analog Telephone Adaptor (ATA) 186 are only supported... 12.3(7)T Version 3.0 12.2(15)ZJ 12.3(4)T Restrictions Not Supported • MOH is not supported for a call hold by a SIP phone. • As of Cisco IOS Release 12.4(4)T, bridged call appearance, find-me, incoming call screening, paging, SIP presence, call park, call leg should be unable...
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... Platforms The following sections provide information about Cisco Feature Navigator and the histories of Cisco Unified IP Phone, platform, and Cisco Unified CM support from Cisco SRST Version 1.0 to the present version of Cisco Unified SRST. • Finding Cisco IOS Software Releases That Support Cisco Unified SRST, page 23 • Cisco Unified IP Phone Support, page 24 • Platform and...
... Platforms The following sections provide information about Cisco Feature Navigator and the histories of Cisco Unified IP Phone, platform, and Cisco Unified CM support from Cisco SRST Version 1.0 to the present version of Cisco Unified SRST. • Finding Cisco IOS Software Releases That Support Cisco Unified SRST, page 23 • Cisco Unified IP Phone Support, page 24 • Platform and...
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... for related compatibility information. Support for Cisco Unified IP Phones and Platforms Cisco Unified SCCP and SIP SRST Feature Overview See Cisco Unified CME and Cisco IOS Software Version Compatibility Matrix for SCCP. Cisco Feature Navigator dynamically updates the list of Cisco SRST Version 2.1. During Cisco Unified CM fallback, Cisco Unified SRST considers the Cisco VG248 to be deferred, delayed...
... for related compatibility information. Support for Cisco Unified IP Phones and Platforms Cisco Unified SCCP and SIP SRST Feature Overview See Cisco Unified CME and Cisco IOS Software Version Compatibility Matrix for SCCP. Cisco Feature Navigator dynamically updates the list of Cisco SRST Version 2.1. During Cisco Unified CM fallback, Cisco Unified SRST considers the Cisco VG248 to be deferred, delayed...
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..., E1, and E1 R2 signals. Language Support See Cisco Unified Communications Manager Express Cisco Unified CME Localization Matrix. Cisco Unified SCCP and SIP SRST Feature Overview Where to configure Cisco Unified SIP SRST. Switch Support Cisco SRST 3.2 and later versions support all PRI and BRI...TS014 switch type for Cisco Unified SRST. Setting up the basic Cisco Unified SRST Setting Up Cisco Unified IP Phones using SCCP, phone configuration using SCCP page 85 OL-13143-04 Cisco Unified SCCP and SIP SRST System Administrator Guide 25 Table 3 Cisco Unified SRST Configuration ...
..., E1, and E1 R2 signals. Language Support See Cisco Unified Communications Manager Express Cisco Unified CME Localization Matrix. Cisco Unified SCCP and SIP SRST Feature Overview Where to configure Cisco Unified SIP SRST. Switch Support Cisco SRST 3.2 and later versions support all PRI and BRI...TS014 switch type for Cisco Unified SRST. Setting up the basic Cisco Unified SRST Setting Up Cisco Unified IP Phones using SCCP, phone configuration using SCCP page 85 OL-13143-04 Cisco Unified SCCP and SIP SRST System Administrator Guide 25 Table 3 Cisco Unified SRST Configuration ...
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... video parameters Setting Video Parameters, page 257 9. Monitoring and maintaining Cisco Unified Survivable Remote Site Telephony (SRST) Monitoring and Maintaining Cisco Unified SRST, page 271 Additional References The following sections provide additional references related to an external SIP Setting Up Cisco Unified IP Phones using SIP, proxy server by supplying basic registrar page 105...
... video parameters Setting Video Parameters, page 257 9. Monitoring and maintaining Cisco Unified Survivable Remote Site Telephony (SRST) Monitoring and Maintaining Cisco Unified SRST, page 271 Additional References The following sections provide additional references related to an external SIP Setting Up Cisco Unified IP Phones using SIP, proxy server by supplying basic registrar page 105...