Set Up Rtp/Srtp Port Range - Cisco 7800 Series Administration Manual

Set Up RTP/sRTP Port Range

Procedure
Step 1
In Cisco Unified Communications Manager Administration, choose Device > Phone.
Step 2 Set the SSH Access parameter to Disabled.
Step 3
Set the FIPS Mode parameter to Enabled.
Step 4 Set the Web Access parameter to Disabled.
Step 5
Select Save.
Set Up RTP/sRTP Port Range
You configure the Real-Time Transport Protocol (RTP) and secure Real-Time Transport Protocol (sRTP)
port values in the SIP profile. RTP and sRTP port values range from 2048 to 65535, with a default range of
16384 to 32764. Some port values within the RTP and sRTP port range are designated for other phone services.
You cannot configure these ports for RTP and sRTP.
For more information, see SIP Profile information in the documentation for your particular Cisco Unified
Communications Manager release.
Procedure
Step 1 Select Device > Device Settings > SIP Profile
Step 2
Choose the search criteria to use and click Find.
Step 3 Select the profile to modify.
Step 4
Set the Start Media Port and Stop Media Port to contain the start and end of the port range.
The following list identifies the UDP ports that are used for other phone services and thus not available for
RTP and sRTP use:
port 4051
used for the Peer Firmware Sharing (PFS) feature
port 5060
used for SIP over UDP transport
port range 49152 to 53247
used for local ephemeral ports
port range 53248 to 65535
used for the VxC single tunnel VPN feature
Step 5 Click Save.
Step 6
Click Apply Config.
Related Topics
Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager
134
Cisco Unified Communications Manager Documentation, on page xiii
Cisco IP Phone Administration