Cisco CP-7911G-CH1 System Administrator Manual page 208

How to Configure Secure Unified SRST
Prerequisites for Configuring Secure SCCP SRST
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Restrictions for Configuring Secure SCCP SRST
Not Supported in Secure SCCP SRST Mode
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Supported Calls in Secure SCCP SRST Mode
Only voice calls are supported in secure SCCP SRST mode. Specifically, the following voice calls are
supported:
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Verifying Phone Status and Registrations
To verify or troubleshoot Cisco Unified IP Phone status and registration, complete the following steps
beginning in privileged EXEC mode.
You can verify Phone Status and Registrations in secure SCCP SRST after you have performed the
Note
following steps:
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SUMMARY STEPS
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Cisco Unified SCCP and SIP SRST System Administrator Guide
208
Cisco Unified Communications Manager 4.1(2) or later must be installed and must support security
mode (authenticate and encryption mode).
Cisco Unified Communications Manager versions prior to 4.1(2)
Secure MoH; MoH stays active, but reverts to non-secure.
Secure transcoding or conferencing
Secure H.323 or SIP trunks
SIP phones interoperability.
Hot Standby Routing Protocol
Basic call
Call transfer (consult and blind)
Call forward (busy, no-answer, all)
Shared line (IP phones)
Hold and resume
Enabling Credentials Service on the Secure Cisco Unified SRST Router, page 193
Adding an SRST Reference to Cisco Unified Communications Manager, page 203
Enabling SRST Mode on the Secure Cisco Unified SRST Router, page 206
show ephone
show ephone offhook
show voice call status
debug ephone register
debug ephone state
(HSRP)
Configuring Secure SRST for SCCP and SIP
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