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Cisco Bug: CSCuq88060 - "no transport udp" is getting removed from "sip-ua" after reloading

Last Modified

Nov 27, 2020

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

15.3(3)S3.1 15.4(3)S0.5

Description (partial)

If we configure any listening ports under 'voice service voip', sip as below

voice service voip
no listen-port non-secure  5561

Now if we disable transport of udp from sip-ua as below

no transport udp

then 'show sip-ua register status' show udp as disable, however once we reboot the device(ASR1K), command 'no transport udp' gets enabled and under 'show sip-ua register status' show udp gets enabled.

As soon the router is reloaded the command is getting removed
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