Cisco Cisco Expressway

Cisco

High level task list

Importing the SAML metadata from the IdP

Associating domains with an IdP

Exporting the SAML metadata from the Expressway-C

Configuring IDPs

Active Directory Federation Services 2.0

Enabling Single Sign-On at the edge

Checking the status of Unified Communications services

Mobile and remote access port reference

Additional information

Unified CM dial plan

Expressway call types and licensing

Deploying Unified CM and Expressway in different domains

SIP trunks between Unified CM and Expressway-C

Configuring secure communications

Expressway automated intrusion protection

Unified CM denial of service threshold

Unsupported Jabber features when using mobile and remote access

Unsupported features and limitations when using mobile and remote access

Protocol summary

Clustered Expressway systems and failover considerations

Media encryption

Advanced Expressway-C configuration

Credential caching intervals

Appendix 1: Troubleshooting

General troubleshooting techniques

Checking alarms and status

Checking and taking diagnostic logs

Checking DNS records

Checking reachability of the Expressway-E

Checking call status

Checking devices registered to Unified CM via Expressway

Ensuring that Expressway-C is synchronized to Unified CM

Expressway certificate / TLS connectivity issues

Expressway returns "401 unauthorized" failure messages

Call failures due to "407 proxy authentication required" or "500 Internal Server Error" errors

Call bit rate is restricted to 384 kbps / video issues when using BFCP (presentation sharing)

Endpoints cannot register to Unified CM

IM and Presence Service realm changes

Jabber cannot sign in due to XMPP bind failure

No voicemail service ("403 Forbidden" response)

"403 Forbidden" responses for any service requests

Client HTTPS requests are dropped by Expressway

Unable to configure IM&P servers for remote access

'Failed: <address> is not a IM and Presence Server'

Jabber cannot sign in due to SSH tunnels failure

Document revision history

Unified Communications Mobile and Remote Access via Cisco Expressway Deployment Guide (X8.5)

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