1. DSR Software Upgrade Guide
  2. Introduction
  3. Warnings, Cautions, and Notes
  4. Signaling Firewall

1.5.1 Signaling Firewall

Signaling firewall remains disabled when upgrade is done from Pre 8.x release to 8.x release. If there is a need to enable the signaling firewall after upgrade to 8.x release, then there are some limitations. Some of these limitations are mentioned below:

  • A Cannot Enable Signaling Firewall error message displays when there is at least one SCTP multi-homed connection.
  • If the signaling firewall is enabled after the upgrade, the SCTP multi-homed connections cannot be enabled.
  • SCTP Multi-homed connections cannot be enabled when Signaling Firewall is administratively enabled error message displays.

Note:

After the upgrade to release 8.6.0.4.0, signaling firewall cannot be enabled when there is at least one SCTP multi-homed connection is enabled.