Cisco IP Phone obtain both DATA Vlan IP and Voice VLAN IP randomly

[Bakhytzhan.Rais]

hello gents

I have CUOM installed to monitor our Cisco IP Telephony Environment

I noticed that some of IP phones receives DATA VLAN IP

in the attachment you can see lof from CUOM

Switches details

146.31.162.21 

WS-C3750G-24PS

C3750-IPBASE-M, Version 12.2(35)SE5

146.31.162.163

WS-C3750E-24PD

C3750E-UNIVERSALK9-M, Version 12.2(50)SE2

any ideas?

Thanks

Rais

[Bakhytzhan.Rais]

hello

any suggestions?

[Rejohn Cuares]

What type of phones you have? 7911?

[Bakhytzhan.Rais]

Cisco Unified IP Phone 7945G, Global, Gig Ethernet, Color

App Load ID		jar45sccp.9-1-1TH1-16.sbn
Boot Load ID		tnp45.8-3-1-21a.bin
Version		SCCP45.9-1-1SR1S

last debug info from phone

	20:18:08 25: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=Initialized
	15:30:14 9: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S TFTP  Error
	15:30:14 23: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=Reset-Restart
	15:30:38 9: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S TFTP  Error
	15:30:38 23: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=Reset-Restart
	15:32:19 23: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=Reset-Restart
	15:58:40 41: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S Last=IPv4 DHCP  Timeout
	15:58:40 7: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S TFTP  Timeout
	15:58:40 41: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S Last=IPv4 DHCP  Timeout
	15:58:40 7: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S TFTP  Timeout
	15:58:40 41: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S Last=IPv4 DHCP  Timeout
	15:58:41 14: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=UCM-closed-TCP
	16:00:45 10: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S  Last=TCP-timeout
	20:25:08 41: Name=SEPC0626BD2F39D Load= SCCP45.9-1-1SR1S Last=IPv4 DHCP  Timeout

[Leo Salcie Tejeda]

Hi,

The VLAN is assign by the switch so it's where the problem could be.. Folow this guide:

http://www.cisco.com/en/US/products/hw/switches/ps628/products_configuration_example09186a0080b95982.shtml

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MDGDP, CCNA, CCNA Voice certified