For Mobile and Remote Access, public external DNS must contain _collab-edge._tls.<domain> SRV records so that endpoints can discover the Expressway-E servers.

Checked 2026-09-25

The public, external DNS must be configured with _collab-edge._tls.<domain> SRV records so that endpoints can discover the Expressway-Es to use for Mobile and Remote Access.
Vendor
Cisco
Product
Cisco Expressway
Subsystem
MRA DNS
Deployment
on-premises
Region
not restricted
Release range
Expressway X15.2 (same in X14.3)
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Cisco Jabber service discovery and sign-in: source note cisco-jabber-service-discovery-public-collab-edge-srv. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-jabber-service-discovery-public-collab-edge-srv

BibTeX

@misc{warmtransfer-claim-cisco-jabber-service-discovery-public-collab-edge-srv,
  title  = {Cisco Jabber service discovery and sign-in: source note cisco-jabber-service-discovery-public-collab-edge-srv},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cisco-jabber-service-discovery-public-collab-edge-srv},
  note   = {Source note cisco-jabber-service-discovery-public-collab-edge-srv, checked 2026-09-25}
}

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