Cisco Cisco Expressway
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
Expressway-C.
Expressway-C.
"403 Forbidden" responses for any service requests
Services may fail ("403 Forbidden" responses) if the Expressway-C and Expressway-E are not synchronized
to a reliable NTP server. Ensure that all Expressway systems are synchronized to a reliable NTP service.
to a reliable NTP server. Ensure that all Expressway systems are synchronized to a reliable NTP service.
Client HTTPS requests are dropped by Expressway
This can be caused by the automated intrusion protection feature on the Expressway-E if it detects repeated
invalid attempts (404 errors) from a client IP address to access resources through the HTTP proxy.
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
Expressway-C and Expressway-E will work normally in all other respects. Expressway will report
'Application failed - An unexpected software error was detected in portforwarding.pyc'.
Expressway-C and Expressway-E will work normally in all other respects. Expressway will report
'Application failed - An unexpected software error was detected in portforwarding.pyc'.
This can occur if the Expressway-E DNS hostname contains underscore characters. You must ensure the
hostname only contain letters, digits and hyphens.
hostname only contain letters, digits and hyphens.
Unified Communications: Mobile and Remote Access via Cisco Expressway Deployment Guide (X8.1.1)
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Appendix 1: Troubleshooting