Source note · Troubleshooting Expressway Mobile and Remote Access
Jabber MRA sign-in fails when the _collab-edge SRV is missing or Expressway-E TCP 8443 is unreachable because of firewall rules or Expressway-E gateway or static route errors.
Checked 2026-10-01
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- dns-srv
- Deployment
- on-premises
- Region
- not restricted
- Release range
- technote updated 2024-09-03
- Checked
- 2026-10-01
Sources
- Resolve Collaboration Edge Most Common Issues — Cisco Systems · tier 2 current vendor documentation · Log In Issues > SRV record not created or port 8443 unreachable
Cite this note
APA
WarmTransfer. (2026, October 1). Troubleshooting Expressway Mobile and Remote Access: source note expressway-mra-troubleshooting-collab-edge-8443-reach. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-mra-troubleshooting-collab-edge-8443-reach
BibTeX
@misc{warmtransfer-claim-expressway-mra-troubleshooting-collab-edge-8443-reach,
title = {Troubleshooting Expressway Mobile and Remote Access: source note expressway-mra-troubleshooting-collab-edge-8443-reach},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-mra-troubleshooting-collab-edge-8443-reach},
note = {Source note expressway-mra-troubleshooting-collab-edge-8443-reach, checked 2026-10-01}
}