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Arjen K
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Level 1
Member since ‎03-10-2014
‎09-07-2018
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  • 11 Posts
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  • 5 Helpful votes Received
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Cisco 8821 telephone fails to register on call manager with qos 'platinum' profile

01-10-2018
We are using Cisco 8821 (sip8821.11-0-3SR6-15) telephones on a test environment, 5508 wireless lan controller, firmware 8.2.166.0.   When I switch the Qos profile from 'Silver (best effort)' to 'Platinum (voice)', the 8821 phone will not register any...

Datacenter interconnect using VPC

12-19-2016
A cliënt has two datacenters which are connected with two DCI (DataCenter Interconnect) links. In the past they would use a 3750 stack on both sides with a port-channel for the DCI. Life was easy then. In the new datacenter they have 4 nexus 5600's ...

Nexus 5600 HSRP design question for stretched vlans between 2 vPc domains.

10-20-2016
For our new datacenter network I have 4 Nexus 5672UP's in two datacenters. Between the datacenters is a redundant vPc with 2x10Gb fibers. I've configured two VPC domains, one for each datacenter. I have read that HSRP within a VPC domain is active/ac...

ipv6 broadcast storm caused by HP EliteOne 800 with Intel i217-LM NIC, how to find the hosts?

09-01-2014
Hi,This year Intel released a new NIC, the intel i217-LM. These NICs with a windows 7 image will cause an ipv6 broadcast storm if they go to sleep mode. In wireshark you will see something like  "HBH ICMP6, multicast listener reportmax resp delay"; a...
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Member Since ‎03-10-2014 12:55 AM
Date Last Visited ‎09-07-2018 12:03 AM
Posts 11
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