Cisco Cisco TelePresence Video Communication Server Expressway
Appendix 6: Additional Information
IP Address Dialing
Unified CM cannot dial out to IP addresses, but the VCS can. To support IP address dialing from endpoints registered
to Unified CM, we recommend following the procedure in the knowledge base article
to Unified CM, we recommend following the procedure in the knowledge base article
Characters Allowed in SIP URIs
The following character set is allowed in SIP URIs (further details may be found in RFC 3261):
a-z / A-Z / 0-9 / "-" / "_" / "." / "!" / "~" / "*" / "'"/ "(" / ")" "&" / "=" / "+" / "$" / "," / ";" / "?" / "/"
If other characters are needed they must be “escaped” using "%" followed by a pair of hexadecimal digits that
represents the ASCII value for the required character.
represents the ASCII value for the required character.
For example, "alice smith@example.com" must be encoded as alice%20smith@example.com (where %20 represents
the space character).
the space character).
Cisco Legal Information
THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO
CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE
BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED.
USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.
CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE
BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED.
USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.
THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE
INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS
REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR
CISCO REPRESENTATIVE FOR A COPY.
INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS
REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR
CISCO REPRESENTATIVE FOR A COPY.
The Cisco implementation of TCP header compression is an adaptation of a program developed by the University of
California, Berkeley (UCB) as part of UCB’s public domain version of the UNIX operating system. All rights reserved.
Copyright © 1981, Regents of the University of California.
California, Berkeley (UCB) as part of UCB’s public domain version of the UNIX operating system. All rights reserved.
Copyright © 1981, Regents of the University of California.
NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE
SUPPLIERS ARE PROVIDED “AS IS” WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL
WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING,
USAGE, OR TRADE PRACTICE.
SUPPLIERS ARE PROVIDED “AS IS” WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL
WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING,
USAGE, OR TRADE PRACTICE.
IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR
INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA
ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA
ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Any Internet Protocol (IP) addresses and phone numbers used in this document are not intended to be actual
addresses and phone numbers. Any examples, command display output, network topology diagrams, and other
figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone
numbers in illustrative content is unintentional and coincidental.
addresses and phone numbers. Any examples, command display output, network topology diagrams, and other
figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone
numbers in illustrative content is unintentional and coincidental.
All printed copies and duplicate soft copies are considered un-Controlled copies and the original on-line version
should be referred to for latest version.
should be referred to for latest version.
Cisco has more than 200 offices worldwide. Addresses, phone numbers, and fax numbers are listed on the Cisco
website at
website at
© 2016 Cisco Systems, Inc. All rights reserved.
51
Cisco VCS SIP Trunk to Unified CM Deployment Guide
Appendix 6: Additional Information