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Cisco Bug: CSCul10236 - sub bundle joins wrong igmp groups while attach a cable dsg tg on it

Last Modified

Jan 09, 2020

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

15.4(3)S

Description (partial)

Symptom:The related disd and etdb are not deleted after no cable related dsg configuration.

Conditions:1. config dsg on cmts like below:
cable dsg tg 3
cable dsg tg 3 channel 1
cable dsg tg 4
cable dsg tg 4 channel 1
cable dsg tunnel 3 mac-addr 0100.5e03.0303 tg 3 clients 3
cable dsg tunnel 4 mac-addr 0100.5e04.0404 tg 3 clients 3
cable dsg cfr 8 dest-ip 224.3.3.3 tunnel 3 priority 0 src-ip 20.200.20.3 in-dcd yes
cable dsg cfr 9 dest-ip 224.4.4.4 tunnel 4 priority 0 src-ip 20.200.20.4 in-dcd yes

2. go to sub-bundle 10.10 and config:
cable dsg tg 3

3.  go to mac-domain eg: cable7/1/0 and config:
cable downstream dsg tg 3 channel 1

4. mdify config:
cable dsg tunnel 4 mac-addr 0100.5e04.0404 tg 4 clients 3

5. go to sub-bundle 10.10 and:
no cable dsg tg 3

6. find that the related dsg etdb configuration are not deleted
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