Cisco Cisco TelePresence Video Communication Server Expressway
XmppSDK.dll #0, 201, Recv:<iq id='uid:527a7fe7:00000cfe:00000000' type='error'><bind
xmlns='urn:ietf:params:xml:ns:xmpp-bind'/><error code='409' type='cancel'><conflict
xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'/></error></iq>
XmppSDK.dll #0, CXmppClient::onResourceBindError
XmppSDK.dll #0, 39, CTriClient::HandleDisconnect, reason:16
No voicemail service ("403 Forbidden" response)
Ensure that the Cisco Unity Connection (CUC) hostname is included on the HTTP server allow list on the
VCS Control.
VCS Control.
"403 Forbidden" responses for any service requests
Services may fail ("403 Forbidden" responses) if the VCS Control and VCS Expressway are not
synchronized to a reliable NTP server. Ensure that all VCS systems are synchronized to a reliable NTP
service.
synchronized to a reliable NTP server. Ensure that all VCS systems are synchronized to a reliable NTP
service.
Client HTTPS requests are dropped by VCS
This can be caused by the automated intrusion protection feature on the VCS Expressway if it detects
repeated invalid attempts (404 errors) from a client IP address to access resources through the HTTP proxy.
repeated invalid attempts (404 errors) from a client IP address to access resources through the HTTP proxy.
To prevent the client address from being blocked, ensure that the HTTP proxy resource access failure
category (
category (
System > Protection > Automated detection > Configuration
) is disabled.
Unable to configure IM&P servers for remote access
'Failed: <address> is not a IM and Presence Server'
This error can occur when trying to configure the IM&P servers used for remote access (via
Configuration >
Unified Communications > IM and Presence servers
).
It is due to missing CA certificates on the IM&P servers and applies to systems running 9.1.1. More
information and the recommended solution is described in
information and the recommended solution is described in
Jabber cannot sign in due to SSH tunnels failure
Jabber can fail to sign in due to the SSH tunnels failing to be established. The traversal zone between the
VCS Control and VCS Expressway will work normally in all other respects. VCS will report 'Application failed
- An unexpected software error was detected in portforwarding.pyc'.
VCS Control and VCS Expressway will work normally in all other respects. VCS will report 'Application failed
- An unexpected software error was detected in portforwarding.pyc'.
This can occur if the VCS Expressway DNS hostname contains underscore characters. You must ensure
the hostname only contain letters, digits and hyphens.
the hostname only contain letters, digits and hyphens.
Unified Communications Mobile and Remote Access via Cisco VCS Deployment Guide (X8.2)
Page 38 of 40
Appendix 1: Troubleshooting