SRTP call is rejected with SIP Response code "488 Not Acceptable Here" when SIP over TCP

(Doc ID 2342695.1)

Last updated on JANUARY 03, 2018

Applies to:

Net-Net OS - Version E-Cx6.3.x to E-Cz7.5.0 [Release E-Cx6.0 to E-Cz7.0]
Information in this document applies to any platform.

Symptoms

SRTP call is rejected with SIP Response code "488 Not Acceptable Here" when SIP over TCP

Changes

 sip-interface
state enabled
realm-id Acme
description
sip-port
address xx.xx.xx.xx
port 5060
transport-protocol TCP ========== Customer changed transport-protocol from TLS to TCP
tls-profile
allow-anonymous all
multi-home-addrs
ims-aka-profile
carriers
trans-expire 0
initial-inv-trans-expire 0
invite-expire 0
max-redirect-contacts 0
proxy-mode
redirect-action
contact-mode none
nat-traversal none
nat-interval 30
tcp-nat-interval 90
registration-caching disabled
min-reg-expire 300
registration-interval 3600
route-to-registrar disabled
secured-network disabled

Cause

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